# EDGAR Filing Document

**Accession Number:** 0000778207
**File Stem:** 0001752724-25-206859
**Filing Date:** 2025-8
**Character Count:** 56156
**Document Hash:** 1bca153b3fe32c4e15585db0f23a3a30
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-25-206859.hdr.sgml**: 20250827

**ACCESSION NUMBER**: 0001752724-25-206859

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250630

**FILED AS OF DATE**: 20250827

**DATE AS OF CHANGE**: 20250827

**PERIOD START**: 20251231

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** TRANSAMERICA SERIES TRUST
- **CENTRAL INDEX KEY:** 0000778207

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-04419
- **FILM NUMBER:** 251260026

**BUSINESS ADDRESS:**
- **STREET 1:** 1801 CALIFORNIA STREET
- **STREET 2:** SUITE 5200
- **CITY:** DENVER
- **STATE:** CO
- **ZIP:** 80202
- **BUSINESS PHONE:** 720-482-8836

**MAIL ADDRESS:**
- **STREET 1:** 1801 CALIFORNIA STREET
- **STREET 2:** SUITE 5200
- **CITY:** DENVER
- **STATE:** CO
- **ZIP:** 80202

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** AEGON/TRANSAMERICA SERIES TRUST
- **DATE OF NAME CHANGE:** 20050511

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** AEGON/TRANSAMERICA SERIES FUND INC
- **DATE OF NAME CHANGE:** 20010501

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** WRL SERIES FUND INC
- **DATE OF NAME CHANGE:** 19920703

## Series and Classes Contracts Data

### Transamerica AEGON U.S. Government Securities VP (Series ID: S000007926)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000021497 | Initial      |  |
| C000021498 | Service      |  |

## Form NPORT-P: Monthly Portfolio Investments Report

### NPORT-P: Part A: General Information

**Item A.1. Information about the Registrant.**

- **a. Name of Registrant:** TRANSAMERICA SERIES TRUST

- **b. Investment Company Act file number:** 811-04419

- **c. CIK number of Registrant:** 0000778207

- **d. LEI of Registrant:** 5493000QR1WGXIM5V222

- **e. Address and telephone number of Registrant.**

  - **Street Address 1:** 1801 CALIFORNIA STREET

  - **City:** DENVER

  - **State:** CO

  - **Foreign country:** US

  - **Zip / Postal Code:** 80202

  - **Telephone number:** 720-493-4256

**Item A.2. Information about the Series.**

- **a. Name of Series:** Transamerica AEGON U.S. Government Securities VP

- **b. EDGAR series identifier (if any):** S000007926

- **c. LEI of Series:** 5493003GX5EGF7LJ4825

**Item A.3. Reporting period.**

- **a. Date of fiscal year-end:** 2025-12-31

- **b. Date as of which information is reported:** 2025-06-30

**Item A.4. Final filing**

Does the Fund anticipate that this will be its final filing on Form N-PORT? **No**

### Fund Information

**Total Assets:** $254553201.26

**Total Liabilities:** $37415827.15

**Net Assets:** $217137374.11

**Delayed Delivery Securities:** $12570145.02

**Cash Not Reported:** $36415.75

**Currency Risk Metrics (dv01):**

- 

**Credit Spread Risk - Investment Grade (dv01):**

- **3-Month:** -178.16000000 | **1-Year:** -3588.27000000 | **5-Year:** -14671.40000000 | **10-Year:** -18557.95000000 | **30-Year:** -9288.62000000

**Credit Spread Risk - Non-Investment Grade (dv01):**

- **3-Month:** 0.00000000 | **1-Year:** -104.53000000 | **5-Year:** -1871.76000000 | **10-Year:** 0.00000000 | **30-Year:** 0.00000000

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000021497 | 0.55%                | -1.10%               | 1.33%                |
| Class ID C000021498 | 0.53%                | -1.06%               | 1.28%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $-828509.21              | $1354181.86                                |
| Month 2  | $-2131109.59             | $-820937.23                                |
| Month 3  | $-317873.46              | $2478021.00                                |

**Designated Index Information**

- **Index Name:** Securities Portfolio VaR

- **Index Identifier:** Designated Reference Portfolio is the Fund's Securities Portfolio

### Schedule of Portfolio Investments

| Name                                             | Title                                                                             | Identifiers                                   | Payoff Profile   | Asset Category   | Issuer Category   | Country   |   Balance | Units   | Value (USD)   | % of Net Assets   | Maturity Date   | Coupon Type   | Annualized Rate (%)   | Restricted?   |   Fair Value Level | Lending Status   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CGQ8<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1027000 | PA      | $1036989.18   | 0.48%             | 2030-02-28      | Fixed         | 4.00%                 | No            |                  2 | On Loan: No      |
| Ford Credit Auto Owner Trust/Ford Credit         | Ford Credit Auto Owner Trust                                                      | CUSIP: 34532JAA2<br>LEI: N/A                  | Long             | ABS-O            | CORP              | US        |   1200000 | PA      | $1187887.92   | 0.55%             | 2033-04-15      | Fixed         | 1.06%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810SE9<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    958000 | PA      | $757830.39    | 0.35%             | 2048-11-15      | Fixed         | 3.38%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CLL3<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1821000 | PA      | $1808409.50   | 0.83%             | 2027-09-15      | Fixed         | 3.38%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CEV9<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1994000 | PA      | $1957547.19   | 0.90%             | 2029-06-30      | Fixed         | 3.25%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CLX7<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   4867000 | PA      | $4912057.76   | 2.26%             | 2027-11-15      | Fixed         | 4.13%                 | No            |                  2 | On Loan: No      |
| TENN VALLEY AUTHORITY                            | Tennessee Valley Authority                                                        | CUSIP: 880591FD9<br>LEI: 549300HE1ISW43LNKM54 | Long             | DBT              | USGA              | US        |   4000000 | PA      | $4088183.40   | 1.88%             | 2035-05-15      | Fixed         | 4.88%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CLG4<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   2342000 | PA      | $2343097.81   | 1.08%             | 2027-08-15      | Fixed         | 3.75%                 | No            |                  2 | On Loan: No      |
| BANK OF AMERICA CORP                             | Bank of America Corp.                                                             | CUSIP: 06051GHZ5<br>LEI: 9DJT3UXIJIZJI4WXO774 | Long             | DBT              | CORP              | US        |    713000 | PA      | $651226.84    | 0.30%             | 2031-02-13      | Fixed         | 2.50%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810UJ5<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    617000 | PA      | $613722.19    | 0.28%             | 2045-02-15      | Fixed         | 4.75%                 | No            |                  2 | On Loan: No      |
| TAKEDA US FIN                                    | Takeda U.S. Financing, Inc.                                                       | CUSIP: 87406BAA0<br>LEI: 254900ZGPIBGBZ2N3A33 | Long             | DBT              | CORP              | US        |    500000 | PA      | $500052.81    | 0.23%             | 2035-07-07      | Fixed         | 5.20%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Inflation-Protected Indexed Notes                                   | CUSIP: 91282CJY8<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   2903017 | PA      | $2877601.70   | 1.33%             | 2034-01-15      | Fixed         | 1.75%                 | No            |                  2 | On Loan: No      |
| Government National Mortgage Association         | Government National Mortgage Association                                          | CUSIP: 36230RNF9<br>LEI: 549300M8ZYFG0OCMTT87 | Long             | ABS-MBS          | USGA              | US        |      6063 | PA      | $5988.94      | 0.00%             | 2061-10-20      | Variable      | 4.70%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CLD1<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1013000 | PA      | $1024633.68   | 0.47%             | 2031-07-31      | Fixed         | 4.13%                 | No            |                  2 | On Loan: No      |
| Vermont Student Assistance Corp                  | Vermont Student Assistance Corp.                                                  | CUSIP: 924279AC6<br>LEI: 549300VHYVRSKNFRSZ91 | Long             | DBT              | MUN               | US        |    138547 | PA      | $137288.88    | 0.06%             | 2034-07-28      | Floating      | 5.13%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CNC1<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1267000 | PA      | $1268979.69   | 0.58%             | 2035-05-15      | Fixed         | 4.25%                 | No            |                  2 | On Loan: No      |
| FHLMC Multifamily Structured Pass Through Certs. | Federal Home Loan Mortgage Corp. Multifamily Structured Pass-Through Certificates | CUSIP: 3137FBU79<br>LEI: S6XOOCT0IEG5ABCC6L87 | Long             | ABS-MBS          | USGSE             | US        |   3994159 | PA      | $3920231.88   | 1.81%             | 2027-09-25      | Variable      | 3.19%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810RK6<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    934000 | PA      | $657521.41    | 0.30%             | 2045-02-15      | Fixed         | 2.50%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810TV0<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    472700 | PA      | $468416.16    | 0.22%             | 2053-11-15      | Fixed         | 4.75%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CET4<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   4151000 | PA      | $4065223.49   | 1.87%             | 2027-05-31      | Fixed         | 2.63%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810SL3<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1817500 | PA      | $1067213.28   | 0.49%             | 2050-02-15      | Fixed         | 2.00%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CLC3<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1225000 | PA      | $1236436.53   | 0.57%             | 2029-07-31      | Fixed         | 4.00%                 | No            |                  2 | On Loan: No      |
| State Street Global Advisors                     | State Street Navigator Securities Lending Government Money Market Portfolio       | CUSIP: 857509301<br>LEI: 5493008BJIBKQ5KTIF74 | Long             | STIV             | RF                | US        |  12337628 | NS      | $12337627.50  | 5.68%             |  |  |  | No            |                  1 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CFV8<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    248000 | PA      | $249714.69    | 0.12%             | 2032-11-15      | Fixed         | 4.13%                 | No            |                  2 | On Loan: No      |
| FEDERAL FARM CREDIT BANK                         | Federal Farm Credit Banks Funding Corp.                                           | CUSIP: 3133ER4Q1<br>LEI: 254900C5LP6DN9OP9V83 | Long             | DBT              | USGSE             | US        |   5000000 | PA      | $5052185.10   | 2.33%             | 2028-02-24      | Fixed         | 4.25%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CJV4<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1094500 | PA      | $1094457.25   | 0.50%             | 2026-01-31      | Fixed         | 4.25%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CMC2<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    758000 | PA      | $781569.06    | 0.36%             | 2031-12-31      | Fixed         | 4.50%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810SU3<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   2132800 | PA      | $1198033.75   | 0.55%             | 2051-02-15      | Fixed         | 1.88%                 | No            |                  2 | On Loan: No      |
| SLM Student Loan Trust                           | SLM Student Loan Trust                                                            | CUSIP: 78442GRX6<br>LEI: 5493007758ACJK074H95 | Long             | ABS-O            | CORP              | US        |   1899021 | PA      | $1829499.64   | 0.84%             | 2041-01-25      | Floating      | 4.79%                 | No            |                  2 | On Loan: No      |
| FOUNDRY JV HOLDCO LLC                            | Foundry JV Holdco LLC                                                             | CUSIP: 350930AC7<br>LEI: 21380048QROAMGM6EP30 | Long             | DBT              | CORP              | US        |    450000 | PA      | $473509.17    | 0.22%             | 2032-01-25      | Fixed         | 6.15%                 | No            |                  2 | On Loan: No      |
| TENN VALLEY AUTHORITY                            | Tennessee Valley Authority                                                        | CUSIP: 880591FB3<br>LEI: 549300HE1ISW43LNKM54 | Long             | DBT              | USGA              | US        |   5000000 | PA      | $4967536.05   | 2.29%             | 2034-08-01      | Fixed         | 4.38%                 | No            |                  2 | On Loan: —       |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CFU0<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   3480000 | PA      | $3511809.36   | 1.62%             | 2027-10-31      | Fixed         | 4.13%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CKF7<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1132000 | PA      | $1146238.43   | 0.53%             | 2031-03-31      | Fixed         | 4.13%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810RC4<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    588000 | PA      | $505863.75    | 0.23%             | 2043-08-15      | Fixed         | 3.63%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Inflation-Protected Indexed Bonds                                   | CUSIP: 912810TP3<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    755356 | PA      | $597933.89    | 0.28%             | 2053-02-15      | Fixed         | 1.50%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CDK4<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   5224000 | PA      | $5037078.75   | 2.32%             | 2026-11-30      | Fixed         | 1.25%                 | No            |                  2 | On Loan: No      |
| INTL BK RECON & DEVELOP                          | International Bank for Reconstruction & Development                               | CUSIP: 459058LU5<br>LEI: ZTMSNXROF84AHWJNKQ93 | Long             | DBT              | NUSS              | XX        |   2500000 | PA      | $2492849.30   | 1.15%             | 2032-05-06      | Fixed         | 4.00%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810UL0<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    445000 | PA      | $457098.44    | 0.21%             | 2045-05-15      | Fixed         | 5.00%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810SH2<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   2521800 | PA      | $1810278.06   | 0.83%             | 2049-05-15      | Fixed         | 2.88%                 | No            |                  2 | On Loan: No      |
| RFC PRINCIPAL STRIP                              | Resolution Funding Corp., Principal Only STRIPS                                   | CUSIP: 76116FAC1<br>LEI: N/A                  | Long             | DBT              | USGA              | US        |   5000000 | PA      | $4122879.45   | 1.90%             | 2030-04-15      | None          | 0.00%                 | No            |                  2 | On Loan: No      |
| CARGILL INC                                      | Cargill, Inc.                                                                     | CUSIP: 141781BZ6<br>LEI: QXZYQNMR4JZ5RIRN4T31 | Long             | DBT              | CORP              | US        |    511000 | PA      | $521599.04    | 0.24%             | 2032-10-11      | Fixed         | 5.13%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CDW8<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1828900 | PA      | $1708592.67   | 0.79%             | 2029-01-31      | Fixed         | 1.75%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810UB2<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    411000 | PA      | $403052.93    | 0.19%             | 2044-05-15      | Fixed         | 4.63%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810RP5<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    377000 | PA      | $287212.15    | 0.13%             | 2045-11-15      | Fixed         | 3.00%                 | No            |                  2 | On Loan: No      |
| Chicago Board of Trade                           | Future                                                                            | CUSIP: 000000000<br>LEI: 549300EX04Q2QBFQTQ27 | N/A              | DIR              |  | US        |        14 | NC      | $11453.73     | 0.01%             |  |  |  | No            |                  1 | On Loan: No      |
| Madison Avenue Trust                             | Eleven Madison Mortgage Trust                                                     | CUSIP: 556227AA4<br>LEI: N/A                  | Long             | ABS-MBS          | CORP              | US        |   2000000 | PA      | $1974167.40   | 0.91%             | 2035-09-10      | Variable      | 3.67%                 | No            |                  2 | On Loan: No      |
| Chase Issuance Trust                             | Chase Issuance Trust                                                              | CUSIP: 161571HT4<br>LEI: 5493008SHVCX2Y068L12 | Long             | ABS-O            | CORP              | US        |   1000000 | PA      | $1011556.90   | 0.47%             | 2028-09-15      | Fixed         | 5.16%                 | No            |                  2 | On Loan: No      |
| HYUNDAI CAPITAL AMERICA                          | Hyundai Capital America                                                           | CUSIP: 44891ADV6<br>LEI: 549300RIPPWJB5Z0FK07 | Long             | DBT              | CORP              | US        |    675000 | PA      | $679845.83    | 0.31%             | 2028-06-23      | Fixed         | 4.90%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CLP4<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   5021000 | PA      | $4995110.47   | 2.30%             | 2026-09-30      | Fixed         | 3.50%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810TK4<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    763000 | PA      | $640413.32    | 0.29%             | 2042-08-15      | Fixed         | 3.38%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CLM1<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    574000 | PA      | $564403.44    | 0.26%             | 2031-09-30      | Fixed         | 3.63%                 | No            |                  2 | On Loan: No      |
| Government National Mortgage Association         | Government National Mortgage Association                                          | CUSIP: 36176F3A4<br>LEI: 549300M8ZYFG0OCMTT87 | Long             | ABS-MBS          | USGA              | US        |    207885 | PA      | $206399.91    | 0.10%             | 2062-06-20      | Variable      | 4.26%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CLK5<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    282000 | PA      | $280601.01    | 0.13%             | 2029-08-31      | Fixed         | 3.63%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CGC9<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   4121000 | PA      | $4138385.47   | 1.91%             | 2027-12-31      | Fixed         | 3.88%                 | No            |                  2 | On Loan: No      |
| Government National Mortgage Association         | Government National Mortgage Association                                          | CUSIP: 36176FZN1<br>LEI: 549300M8ZYFG0OCMTT87 | Long             | ABS-MBS          | USGA              | US        |      7576 | PA      | $7478.56      | 0.00%             | 2061-07-20      | Variable      | 4.63%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810UA4<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    374000 | PA      | $363247.50    | 0.17%             | 2054-05-15      | Fixed         | 4.63%                 | No            |                  2 | On Loan: No      |
| MORGAN STANLEY                                   | Morgan Stanley                                                                    | CUSIP: 61747YFL4<br>LEI: IGJSJL3JD5P30I6NJZ34 | Long             | DBT              | CORP              | US        |    414000 | PA      | $423542.76    | 0.20%             | 2035-01-18      | Fixed         | 5.47%                 | No            |                  2 | On Loan: No      |
| ALPHABET INC                                     | Alphabet, Inc.                                                                    | CUSIP: 02079KAN7<br>LEI: 5493006MHB84DD0ZWV18 | Long             | DBT              | CORP              | US        |    500000 | PA      | $489571.07    | 0.23%             | 2065-05-15      | Fixed         | 5.30%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810TZ1<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1502500 | PA      | $1451790.63   | 0.67%             | 2044-02-15      | Fixed         | 4.50%                 | No            |                  2 | On Loan: No      |
| HEALTH CARE SERVICE CORP                         | Health Care Service Corp. A Mutual Legal Reserve Co.                              | CUSIP: 42218SAL2<br>LEI: 549300TMJ1FKCKECR148 | Long             | DBT              | CORP              | US        |    601000 | PA      | $610659.86    | 0.28%             | 2034-06-15      | Fixed         | 5.45%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CBB6<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1226000 | PA      | $1136636.10   | 0.52%             | 2027-12-31      | Fixed         | 0.63%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CMN8<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   4199000 | PA      | $4255752.09   | 1.96%             | 2028-02-15      | Fixed         | 4.25%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CMR9<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1547000 | PA      | $1561140.54   | 0.72%             | 2032-02-29      | Fixed         | 4.13%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810SK5<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1825000 | PA      | $1173774.41   | 0.54%             | 2049-11-15      | Fixed         | 2.38%                 | No            |                  2 | On Loan: No      |
| Toyota Auto Loan Extended Note Trust             | Toyota Auto Loan Extended Note Trust                                              | CUSIP: 89237MAA7<br>LEI: 54930055QDKD6LCRW256 | Long             | ABS-O            | CORP              | US        |   1200000 | PA      | $1173660.48   | 0.54%             | 2034-02-27      | Fixed         | 1.07%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CGH8<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   2805000 | PA      | $2790755.87   | 1.29%             | 2028-01-31      | Fixed         | 3.50%                 | No            |                  2 | On Loan: No      |
| FEDERAL FARM CREDIT BANK                         | Federal Farm Credit Banks Funding Corp.                                           | CUSIP: 3133EKS64<br>LEI: 254900C5LP6DN9OP9V83 | Long             | DBT              | USGSE             | US        |  10000000 | PA      | $9253949.50   | 4.26%             | 2029-09-24      | Fixed         | 2.04%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CEC1<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1043000 | PA      | $1010935.90   | 0.47%             | 2027-02-28      | Fixed         | 1.88%                 | No            |                  2 | On Loan: No      |
| UMBS, TBA                                        | Uniform Mortgage-Backed Security, TBA                                             | CUSIP: 01F032476<br>LEI: N/A                  | Long             | ABS-MBS          | USGSE             | US        |   7602000 | PA      | $7335122.06   | 3.38%             | 2039-07-01      | Fixed         | 3.50%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CFH9<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   2619000 | PA      | $2586774.02   | 1.19%             | 2027-08-31      | Fixed         | 3.13%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810TU2<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1396600 | PA      | $1331188.93   | 0.61%             | 2043-08-15      | Fixed         | 4.38%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CMM0<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1108000 | PA      | $1143144.38   | 0.53%             | 2035-02-15      | Fixed         | 4.63%                 | No            |                  2 | On Loan: No      |
| Chicago Board of Trade                           | Future                                                                            | CUSIP: 000000000<br>LEI: 549300EX04Q2QBFQTQ27 | N/A              | DIR              |  | US        |        19 | NC      | $43150.86     | 0.02%             |  |  |  | No            |                  1 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CEF4<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    751000 | PA      | $734953.24    | 0.34%             | 2027-03-31      | Fixed         | 2.50%                 | No            |                  2 | On Loan: No      |
| GEORGIA-PACIFIC LLC                              | Georgia-Pacific LLC                                                               | CUSIP: 37331NAR2<br>LEI: L2EVHWFHVAQK72TMH265 | Long             | DBT              | CORP              | US        |   1000000 | PA      | $1005017.55   | 0.46%             | 2028-06-30      | Fixed         | 4.40%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810SR0<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   2562600 | PA      | $1593216.47   | 0.73%             | 2040-05-15      | Fixed         | 1.13%                 | No            |                  2 | On Loan: No      |
| TENN VALLEY AUTHORITY                            | Tennessee Valley Authority                                                        | CUSIP: 880591FC1<br>LEI: 549300HE1ISW43LNKM54 | Long             | DBT              | USGA              | US        |   6000000 | PA      | $5852473.14   | 2.70%             | 2055-02-01      | Fixed         | 5.25%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810RX8<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1057000 | PA      | $791552.62    | 0.36%             | 2047-05-15      | Fixed         | 3.00%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CJA0<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   2449000 | PA      | $2516825.81   | 1.16%             | 2028-09-30      | Fixed         | 4.63%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Inflation-Protected Indexed Notes                                   | CUSIP: 91282CGW5<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1259741 | PA      | $1257370.90   | 0.58%             | 2028-04-15      | Fixed         | 1.25%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CMS7<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   7874000 | PA      | $7911832.13   | 3.64%             | 2028-03-15      | Fixed         | 3.88%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810TD0<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    650900 | PA      | $397582.94    | 0.18%             | 2052-02-15      | Fixed         | 2.25%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810TG3<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1017000 | PA      | $715713.75    | 0.33%             | 2052-05-15      | Fixed         | 2.88%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CLQ2<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   2016000 | PA      | $2023008.74   | 0.93%             | 2027-10-15      | Fixed         | 3.88%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810TJ7<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1030000 | PA      | $743491.02    | 0.34%             | 2052-08-15      | Fixed         | 3.00%                 | No            |                  2 | On Loan: No      |
| ABBVIE INC                                       | AbbVie, Inc.                                                                      | CUSIP: 00287YDU0<br>LEI: FR5LCKFTG8054YNNRU85 | Long             | DBT              | CORP              | US        |    616000 | PA      | $627188.17    | 0.29%             | 2034-03-15      | Fixed         | 5.05%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CEW7<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1949000 | PA      | $1931565.59   | 0.89%             | 2027-06-30      | Fixed         | 3.25%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810UE6<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    322000 | PA      | $306855.94    | 0.14%             | 2054-11-15      | Fixed         | 4.50%                 | No            |                  2 | On Loan: No      |
| FANNIE MAE                                       | Federal National Mortgage Association                                             | CUSIP: 3135G05Q2<br>LEI: B1V7KEBTPIMZEU4LTD58 | Long             | DBT              | USGSE             | US        |   8300000 | PA      | $7170980.80   | 3.30%             | 2030-08-05      | Fixed         | 0.88%                 | No            |                  2 | On Loan: —       |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CKH3<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   6095900 | PA      | $6112568.51   | 2.82%             | 2026-03-31      | Fixed         | 4.50%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CEE7<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1573600 | PA      | $1499345.75   | 0.69%             | 2029-03-31      | Fixed         | 2.38%                 | No            |                  2 | On Loan: No      |
| FEDERAL HOME LOAN BANK                           | Federal Home Loan Banks                                                           | CUSIP: 3130ATVX2<br>LEI: 2549001DPIFGXC1TOL40 | Long             | DBT              | USGSE             | US        |   5000000 | PA      | $5185407.85   | 2.39%             | 2032-12-10      | Fixed         | 4.75%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CMU2<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   2527000 | PA      | $2550493.22   | 1.17%             | 2030-03-31      | Fixed         | 4.00%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CMH1<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    349000 | PA      | $350595.04    | 0.16%             | 2027-01-31      | Fixed         | 4.13%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CHK0<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1056000 | PA      | $1065075.00   | 0.49%             | 2028-06-30      | Fixed         | 4.00%                 | No            |                  2 | On Loan: No      |
| Fixed Income Clearing Corp                       | FIXED INC CLEARING CORP.REPO                                                      | CUSIP: 000000000<br>LEI: 549300H47WTHXPU08X20 | Long             | RA               | CORP              | US        |   1622152 | PA      | $1622151.63   | 0.75%             |  |  |  | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CEP2<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    825000 | PA      | $769763.68    | 0.35%             | 2032-05-15      | Fixed         | 2.88%                 | No            |                  2 | On Loan: No      |
| Barclays Bank PLC                                | Barclays Bank PLC                                                                 | CUSIP: 000000000<br>LEI: G5GSEF7VJP5I7OUK5573 | Long             | RA               | CORP              | US        |  12000000 | PA      | $12000000.00  | 5.53%             |  |  |  | No            |                  2 | On Loan: No      |
| UMBS, TBA                                        | Uniform Mortgage-Backed Security, TBA                                             | CUSIP: 01F040479<br>LEI: N/A                  | Long             | ABS-MBS          | USGSE             | US        |   4991000 | PA      | $4881302.41   | 2.25%             | 2039-07-01      | Fixed         | 4.00%                 | No            |                  2 | On Loan: No      |
| Chicago Board of Trade                           | Future                                                                            | CUSIP: 000000000<br>LEI: 549300EX04Q2QBFQTQ27 | N/A              | DIR              |  | US        |        40 | NC      | $193966.12    | 0.09%             |  |  |  | No            |                  1 | On Loan: No      |
| TENN VALLEY AUTHORITY                            | Tennessee Valley Authority                                                        | CUSIP: 880591EB4<br>LEI: 549300HE1ISW43LNKM54 | Long             | DBT              | USGA              | US        |   6000000 | PA      | $5661354.24   | 2.61%             | 2048-01-15      | Fixed         | 4.88%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810RS9<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    758200 | PA      | $523661.49    | 0.24%             | 2046-05-15      | Fixed         | 2.50%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810UC0<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    749500 | PA      | $684445.74    | 0.32%             | 2054-08-15      | Fixed         | 4.25%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CDY4<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   2231000 | PA      | $1959794.06   | 0.90%             | 2032-02-15      | Fixed         | 1.88%                 | No            |                  2 | On Loan: No      |
| CIGNA GROUP/THE                                  | Cigna Group                                                                       | CUSIP: 125523CV0<br>LEI: 549300VIWYMSIGT1U456 | Long             | DBT              | CORP              | US        |    593000 | PA      | $602420.55    | 0.28%             | 2034-02-15      | Fixed         | 5.25%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810SA7<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    818000 | PA      | $607780.39    | 0.28%             | 2048-02-15      | Fixed         | 3.00%                 | No            |                  2 | On Loan: No      |
| FHLMC Multifamily Structured Pass Through Certs. | Federal Home Loan Mortgage Corp. Multifamily Structured Pass-Through Certificates | CUSIP: 3137BLMZ8<br>LEI: S6XOOCT0IEG5ABCC6L87 | Long             | ABS-MBS          | USGSE             | US        |    679590 | PA      | $677543.87    | 0.31%             | 2025-07-25      | Fixed         | 3.01%                 | No            |                  2 | On Loan: No      |
| Citibank Credit Card Issuance Trust              | Citibank Credit Card Issuance Trust                                               | CUSIP: 17305EGW9<br>LEI: R8AG6FXVDQAMDKCSJJ64 | Long             | ABS-O            | CORP              | US        |   1100000 | PA      | $1103324.75   | 0.51%             | 2027-12-08      | Fixed         | 5.23%                 | No            |                  2 | On Loan: No      |
| Chicago Board of Trade                           | Future                                                                            | CUSIP: 000000000<br>LEI: 549300EX04Q2QBFQTQ27 | N/A              | DIR              |  | US        |       123 | NC      | $165011.88    | 0.08%             |  |  |  | No            |                  1 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810UG1<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    276000 | PA      | $268668.75    | 0.12%             | 2055-02-15      | Fixed         | 4.63%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CKU4<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   2388000 | PA      | $2479135.78   | 1.14%             | 2031-05-31      | Fixed         | 4.63%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810TT5<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    392200 | PA      | $350329.59    | 0.16%             | 2053-08-15      | Fixed         | 4.13%                 | No            |                  2 | On Loan: No      |
| Chicago Board of Trade                           | Future                                                                            | CUSIP: 000000000<br>LEI: 549300EX04Q2QBFQTQ27 | N/A              | DIR              |  | US        |       -41 | NC      | $-121174.07   | -0.06%            |  |  |  | No            |                  1 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CJZ5<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |    327200 | PA      | $323787.41    | 0.15%             | 2034-02-15      | Fixed         | 4.00%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CMZ1<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1031600 | PA      | $1035629.69   | 0.48%             | 2030-04-30      | Fixed         | 3.88%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Bonds                                                               | CUSIP: 912810TF5<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   3436000 | PA      | $2499690.00   | 1.15%             | 2042-02-15      | Fixed         | 2.38%                 | No            |                  2 | On Loan: No      |
| COMM Mortgage Trust                              | COMM Mortgage Trust                                                               | CUSIP: 12624QAR4<br>LEI: N/A                  | Long             | ABS-MBS          | CORP              | US        |     84389 | PA      | $80610.48     | 0.04%             | 2045-10-15      | Fixed         | 2.85%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CMB4<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   2397000 | PA      | $2414041.18   | 1.11%             | 2027-12-15      | Fixed         | 4.00%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CKP5<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   2421000 | PA      | $2496656.25   | 1.15%             | 2029-04-30      | Fixed         | 4.63%                 | No            |                  2 | On Loan: No      |
| United States Treasury                           | U.S. Treasury Notes                                                               | CUSIP: 91282CMT5<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   1195000 | PA      | $1205596.29   | 0.56%             | 2032-03-31      | Fixed         | 4.13%                 | No            |                  2 | On Loan: No      |
| FANNIE MAE                                       | Federal National Mortgage Association                                             | CUSIP: 3135GACR0<br>LEI: B1V7KEBTPIMZEU4LTD58 | Long             | DBT              | USGSE             | US        |   5000000 | PA      | $3753032.30   | 1.73%             | 2036-01-25      | Fixed         | 1.90%                 | No            |                  2 | On Loan: No      |

### Signature

**Date Signed:** 2025-07-15

**Name of Applicant:** TRANSAMERICA SERIES TRUST

**Signature:** Joshua Durham

**Name of Signer:** Joshua Durham

**Title:** Chief Operating Officer and Interim Treasurer