# EDGAR Filing Document

**Accession Number:** 0000067160
**File Stem:** 0001410368-26-019492
**Filing Date:** 2026-2
**Character Count:** 45603
**Document Hash:** 74be62756257f4d12ebebcd94496d77f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001410368-26-019492.hdr.sgml**: 20260226

**ACCESSION NUMBER**: 0001410368-26-019492

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251231

**FILED AS OF DATE**: 20260226

**DATE AS OF CHANGE**: 20260226

**PERIOD START**: 20251231

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MML SERIES INVESTMENT FUND
- **CENTRAL INDEX KEY:** 0000067160

**ORGANIZATION NAME:**
- **EIN:** 042476032
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-02224
- **FILM NUMBER:** 26688049

**BUSINESS ADDRESS:**
- **STREET 1:** 1295 STATE STREET
- **CITY:** SPRINGFIELD
- **STATE:** MA
- **ZIP:** 01111
- **BUSINESS PHONE:** 413-744-1000

**MAIL ADDRESS:**
- **STREET 1:** 1295 STATE STREET
- **CITY:** SPRINGFIELD
- **STATE:** MA
- **ZIP:** 01111

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MML EQUITY INVESTMENT CO INC
- **DATE OF NAME CHANGE:** 19850227

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MML INVESTMENT CO INC
- **DATE OF NAME CHANGE:** 19811109

## Series and Classes Contracts Data

### MML VIP American Century Small Company Value Fund (Series ID: S000025079)

| Class ID   | Class Name      | Ticker Symbol   |
|:---|:---|:---|
| C000074589 | Class II        |  |
| C000074590 | Service Class I |  |

## Form NPORT-P: Monthly Portfolio Investments Report

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

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

- **a. Name of Registrant:** MML SERIES INVESTMENT FUND

- **b. Investment Company Act file number:** 811-02224

- **c. CIK number of Registrant:** 0000067160

- **d. LEI of Registrant:** VQ1HG47DNRJG3HBJH467

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

  - **Street Address 1:** 1295 State Street

  - **City:** Springfield

  - **State:** MA

  - **Foreign country:** US

  - **Zip / Postal Code:** 01111-0001

  - **Telephone number:** 413-744-1000

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

- **a. Name of Series:** MML VIP American Century Small Company Value Fund

- **b. EDGAR series identifier (if any):** S000025079

- **c. LEI of Series:** 549300QHTZT44DQGZI95

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

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

- **b. Date as of which information is reported:** 2025-12-31

**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:** $64573392.20

**Total Liabilities:** $11418213.54

**Net Assets:** $53155178.66

**Cash Not Reported:** $43.38

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000074589 | -5.40%               | 3.40%                | 1.06%                |
| Class ID C000074590 | -5.42%               | 3.33%                | 1.03%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $247275.44               | $-3251521.01                               |
| Month 2  | $192895.15               | $1468433.99                                |
| Month 3  | $600188.26               | $-106552.06                                |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Gold.com Inc                            | Gold.com Inc                                                                | CUSIP: 00181T107<br>LEI: XP6XYFDZQGKLUMOFGT37 | Long             | EC               | CORP              | US        |      8677 | NS      | $295451.85    | 0.56%             |  |  |  | No            |                  1 | On Loan: —       |
| Albany International Corp               | Albany International Corp                                                   | CUSIP: 012348108<br>LEI: L73WCPNCZIRSQGZTW097 | Long             | EC               | CORP              | US        |      5413 | NS      | $274439.10    | 0.52%             |  |  |  | No            |                  1 | On Loan: No      |
| Americold Realty Trust Inc              | Americold Realty Trust Inc                                                  | CUSIP: 03064D108<br>LEI: 894500O3S3W62PQPO460 | Long             | EC               |  | US        |     67302 | NS      | $865503.72    | 1.63%             |  |  |  | No            |                  1 | On Loan: —       |
| Ameris Bancorp                          | Ameris Bancorp                                                              | CUSIP: 03076K108<br>LEI: PBJHNT51T5V6G5UQFV42 | Long             | EC               | CORP              | US        |      5412 | NS      | $401949.24    | 0.76%             |  |  |  | No            |                  1 | On Loan: No      |
| Amkor Technology Inc                    | Amkor Technology Inc                                                        | CUSIP: 031652100<br>LEI: 529900VHLRTKPWZJBM84 | Long             | EC               | CORP              | US        |     11229 | NS      | $443320.92    | 0.83%             |  |  |  | No            |                  1 | On Loan: —       |
| ArcBest Corp                            | ArcBest Corp                                                                | CUSIP: 03937C105<br>LEI: 5493006S3KBNE8ZS3J23 | Long             | EC               | CORP              | US        |      3875 | NS      | $287486.25    | 0.54%             |  |  |  | No            |                  1 | On Loan: No      |
| Arrow Electronics Inc                   | Arrow Electronics Inc                                                       | CUSIP: 042735100<br>LEI: 549300YNNLBXT8N8R512 | Long             | EC               | CORP              | US        |      2870 | NS      | $316216.60    | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Ashland Inc                             | Ashland Inc                                                                 | CUSIP: 044186104<br>LEI: 529900E4L9R04SB8HB11 | Long             | EC               | CORP              | US        |      9504 | NS      | $557599.68    | 1.05%             |  |  |  | No            |                  1 | On Loan: No      |
| Atlantic Union Bankshares Corp          | Atlantic Union Bankshares Corp                                              | CUSIP: 04911A107<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     18483 | NS      | $652449.90    | 1.23%             |  |  |  | No            |                  1 | On Loan: —       |
| Axcelis Technologies Inc                | Axcelis Technologies Inc                                                    | CUSIP: 054540208<br>LEI: 529900HF9B6NL1QG9F05 | Long             | EC               | CORP              | US        |      8965 | NS      | $720248.10    | 1.35%             |  |  |  | No            |                  1 | On Loan: No      |
| Axos Financial Inc                      | Axos Financial Inc                                                          | CUSIP: 05465C100<br>LEI: 529900D8M56422GK9O25 | Long             | EC               | CORP              | US        |      6872 | NS      | $592091.52    | 1.11%             |  |  |  | No            |                  1 | On Loan: No      |
| Baldwin Insurance Group Inc/The         | Baldwin Insurance Group Inc/The                                             | CUSIP: 05589G102<br>LEI: N/A                  | Long             | EC               | CORP              | US        |      8674 | NS      | $208436.22    | 0.39%             |  |  |  | No            |                  1 | On Loan: —       |
| BancFirst Corp                          | BancFirst Corp                                                              | CUSIP: 05945F103<br>LEI: 549300EJEHGBP4IO2J30 | Long             | EC               | CORP              | US        |      1206 | NS      | $127860.12    | 0.24%             |  |  |  | No            |                  1 | On Loan: No      |
| Bath & Body Works Inc                   | Bath & Body Works Inc                                                       | CUSIP: 070830104<br>LEI: GR3KVMWVCR54YWQNXU90 | Long             | EC               | CORP              | US        |     43460 | NS      | $872676.80    | 1.64%             |  |  |  | No            |                  1 | On Loan: No      |
| Blue Bird Corp                          | Blue Bird Corp                                                              | CUSIP: 095306106<br>LEI: 5493004ZXJUUWQ65ER59 | Long             | EC               | CORP              | US        |      8105 | NS      | $380935.00    | 0.72%             |  |  |  | No            |                  1 | On Loan: No      |
| Bowhead Specialty Holdings Inc          | Bowhead Specialty Holdings Inc                                              | CUSIP: 10240L102<br>LEI: N/A                  | Long             | EC               | CORP              | US        |      4133 | NS      | $117955.82    | 0.22%             |  |  |  | No            |                  1 | On Loan: No      |
| Boyd Gaming Corp                        | Boyd Gaming Corp                                                            | CUSIP: 103304101<br>LEI: 254900787YGRYS2A1Z35 | Long             | EC               | CORP              | US        |      4088 | NS      | $348461.12    | 0.66%             |  |  |  | No            |                  1 | On Loan: No      |
| Brink's Co/The                          | Brink's Co/The                                                              | CUSIP: 109696104<br>LEI: XFP140TFNOQMIVFTVQ13 | Long             | EC               | CORP              | US        |      9221 | NS      | $1076367.33   | 2.02%             |  |  |  | No            |                  1 | On Loan: No      |
| Brunswick Corp/DE                       | Brunswick Corp/DE                                                           | CUSIP: 117043109<br>LEI: YM4O38W15AX4YLLQKU27 | Long             | EC               | CORP              | US        |      9978 | NS      | $740766.72    | 1.39%             |  |  |  | No            |                  1 | On Loan: No      |
| Central BanCo Inc                       | Central BanCo Inc                                                           | CUSIP: 152413100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     10761 | NS      | $259555.32    | 0.49%             |  |  |  | No            |                  1 | On Loan: No      |
| Enovis Corp                             | Enovis Corp                                                                 | CUSIP: 194014502<br>LEI: 635400OP2DYYYMOIYL17 | Long             | EC               | CORP              | US        |     44955 | NS      | $1197601.20   | 2.25%             |  |  |  | No            |                  1 | On Loan: —       |
| Columbia Banking System Inc             | Columbia Banking System Inc                                                 | CUSIP: 197236102<br>LEI: 254900CTRJTQZ3BJ2V17 | Long             | EC               | CORP              | US        |     42574 | NS      | $1189943.30   | 2.24%             |  |  |  | No            |                  1 | On Loan: —       |
| Compass Diversified Holdings            | Compass Diversified Holdings                                                | CUSIP: 20451Q104<br>LEI: 5299001SM1LBYANJRR58 | Long             | EC               | CORP              | US        |     45678 | NS      | $219254.40    | 0.41%             |  |  |  | No            |                  1 | On Loan: No      |
| DXP Enterprises Inc/TX                  | DXP Enterprises Inc/TX                                                      | CUSIP: 233377407<br>LEI: N/A                  | Long             | EC               | CORP              | US        |       705 | NS      | $77401.95     | 0.15%             |  |  |  | No            |                  1 | On Loan: No      |
| Deluxe Corp                             | Deluxe Corp                                                                 | CUSIP: 248019101<br>LEI: KWGNKB8TX9LE5TV29231 | Long             | EC               | CORP              | US        |      4778 | NS      | $106692.74    | 0.20%             |  |  |  | No            |                  1 | On Loan: —       |
| DIRTT Environmental Solutions           | DIRTT Environmental Solutions                                               | CUSIP: 25490H106<br>LEI: N/A                  | Long             | EC               | CORP              | CA        |     80290 | NS      | $54235.90     | 0.10%             |  |  |  | No            |                  2 | On Loan: No      |
| Citibank NA                             | PURCHASED USD / SOLD CAD                                                    | CUSIP: 000000000<br>LEI: E57ODZWZ7FF32TWEFA76 | N/A              | DFE              |  | US        |         1 | NC      | $-526.82      | -0.00%            |  |  |  | No            |                  2 | On Loan: No      |
| Citibank NA                             | PURCHASED USD / SOLD SEK                                                    | CUSIP: 000000000<br>LEI: E57ODZWZ7FF32TWEFA76 | N/A              | DFE              |  | US        |         1 | NC      | $-2546.92     | -0.00%            |  |  |  | No            |                  2 | On Loan: No      |
| Citibank NA                             | PURCHASED CAD / SOLD USD                                                    | CUSIP: 000000000<br>LEI: E57ODZWZ7FF32TWEFA76 | N/A              | DFE              |  | CA        |         1 | NC      | $47.06        | 0.00%             |  |  |  | No            |                  2 | On Loan: No      |
| Citibank NA                             | PURCHASED USD / SOLD SEK                                                    | CUSIP: 000000000<br>LEI: E57ODZWZ7FF32TWEFA76 | N/A              | DFE              |  | US        |         1 | NC      | $-41.71       | -0.00%            |  |  |  | No            |                  2 | On Loan: No      |
| Citibank NA                             | PURCHASED CAD / SOLD USD                                                    | CUSIP: 000000000<br>LEI: E57ODZWZ7FF32TWEFA76 | N/A              | DFE              |  | CA        |         1 | NC      | $31.71        | 0.00%             |  |  |  | No            |                  2 | On Loan: No      |
| Citibank NA                             | PURCHASED USD / SOLD CAD                                                    | CUSIP: 000000000<br>LEI: E57ODZWZ7FF32TWEFA76 | N/A              | DFE              |  | US        |         1 | NC      | $-9.45        | -0.00%            |  |  |  | No            |                  2 | On Loan: No      |
| Citibank NA                             | PURCHASED CAD / SOLD USD                                                    | CUSIP: 000000000<br>LEI: E57ODZWZ7FF32TWEFA76 | N/A              | DFE              |  | CA        |         1 | NC      | $-17.99       | -0.00%            |  |  |  | No            |                  2 | On Loan: No      |
| EPR Properties                          | EPR Properties                                                              | CUSIP: 26884U109<br>LEI: 549300YSSXFHMPOWZ492 | Long             | EC               |  | US        |      7645 | NS      | $381485.50    | 0.72%             |  |  |  | No            |                  1 | On Loan: No      |
| Edgewell Personal Care Co               | Edgewell Personal Care Co                                                   | CUSIP: 28035Q102<br>LEI: 549300CY8QZDL4Z3RU59 | Long             | EC               | CORP              | US        |     33609 | NS      | $573033.45    | 1.08%             |  |  |  | No            |                  1 | On Loan: —       |
| Embecta Corp                            | Embecta Corp                                                                | CUSIP: 29082K105<br>LEI: 549300RPG8GXVDHNXZ62 | Long             | EC               | CORP              | US        |     41080 | NS      | $488030.40    | 0.92%             |  |  |  | No            |                  1 | On Loan: —       |
| Entravision Communications Corp         | Entravision Communications Corp                                             | CUSIP: 29382R107<br>LEI: 549300SKHY2ALCLKV539 | Long             | EC               | CORP              | US        |     79549 | NS      | $233078.57    | 0.44%             |  |  |  | No            |                  1 | On Loan: —       |
| Envista Holdings Corp                   | Envista Holdings Corp                                                       | CUSIP: 29415F104<br>LEI: 549300BX623VURJZ5269 | Long             | EC               | CORP              | US        |      6593 | NS      | $143134.03    | 0.27%             |  |  |  | No            |                  1 | On Loan: No      |
| Euronet Worldwide Inc                   | Euronet Worldwide Inc                                                       | CUSIP: 298736109<br>LEI: YG3575C4DSHJPA5KET68 | Long             | EC               | CORP              | US        |     15541 | NS      | $1182825.51   | 2.23%             |  |  |  | No            |                  1 | On Loan: —       |
| EVERTEC Inc                             | EVERTEC Inc                                                                 | CUSIP: 30040P103<br>LEI: N/A                  | Long             | EC               | CORP              | PR        |     43909 | NS      | $1277312.81   | 2.40%             |  |  |  | No            |                  1 | On Loan: No      |
| FNB Corp/PA                             | FNB Corp/PA                                                                 | CUSIP: 302520101<br>LEI: PCYSKIGYNYFDTBLVZU83 | Long             | EC               | CORP              | US        |     19889 | NS      | $340101.90    | 0.64%             |  |  |  | No            |                  1 | On Loan: No      |
| First BanCorp/Puerto Rico               | First BanCorp/Puerto Rico                                                   | CUSIP: 318672706<br>LEI: N/A                  | Long             | EC               | CORP              | PR        |     17359 | NS      | $359852.07    | 0.68%             |  |  |  | No            |                  1 | On Loan: No      |
| Flowco Holdings Inc                     | Flowco Holdings Inc                                                         | CUSIP: 342909108<br>LEI: 529900837MXVPIR9FZ68 | Long             | EC               | CORP              | US        |     21966 | NS      | $411642.84    | 0.77%             |  |  |  | No            |                  1 | On Loan: No      |
| Graphic Packaging Holding Co            | Graphic Packaging Holding Co                                                | CUSIP: 388689101<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     88612 | NS      | $1334496.72   | 2.51%             |  |  |  | No            |                  1 | On Loan: No      |
| American Healthcare REIT Inc            | American Healthcare REIT Inc                                                | CUSIP: 398182303<br>LEI: 2549004GGE2APGNT6O92 | Long             | EC               |  | US        |      1612 | NS      | $75860.72     | 0.14%             |  |  |  | No            |                  1 | On Loan: No      |
| Hammond Power Solutions Inc             | Hammond Power Solutions Inc                                                 | CUSIP: 408549103<br>LEI: 549300OLI26OOKEG5V73 | Long             | EC               | CORP              | CA        |      2146 | NS      | $249349.08    | 0.47%             |  |  |  | No            |                  1 | On Loan: No      |
| Hillman Solutions Corp                  | Hillman Solutions Corp                                                      | CUSIP: 431636109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     56014 | NS      | $485081.24    | 0.91%             |  |  |  | No            |                  1 | On Loan: No      |
| Home BancShares Inc/AR                  | Home BancShares Inc/AR                                                      | CUSIP: 436893200<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     38797 | NS      | $1077780.66   | 2.03%             |  |  |  | No            |                  1 | On Loan: No      |
| Crescent Energy Co                      | Crescent Energy Co                                                          | CUSIP: 44952J104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    108519 | NS      | $910474.41    | 1.71%             |  |  |  | No            |                  1 | On Loan: —       |
| Ingevity Corp                           | Ingevity Corp                                                               | CUSIP: 45688C107<br>LEI: 5493009UTFC4B5IMGF87 | Long             | EC               | CORP              | US        |     12131 | NS      | $717912.58    | 1.35%             |  |  |  | No            |                  1 | On Loan: No      |
| Infinity Natural Resources Inc          | Infinity Natural Resources Inc                                              | CUSIP: 456941103<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     15516 | NS      | $228550.68    | 0.43%             |  |  |  | No            |                  1 | On Loan: No      |
| Ingram Micro Holding Corp               | Ingram Micro Holding Corp                                                   | CUSIP: 457152106<br>LEI: 9845008639BC538AB065 | Long             | EC               | CORP              | US        |     18534 | NS      | $395515.56    | 0.74%             |  |  |  | No            |                  1 | On Loan: —       |
| International Bancshares Corp           | International Bancshares Corp                                               | CUSIP: 459044103<br>LEI: 549300Y16R531AU8TX77 | Long             | EC               | CORP              | US        |     12931 | NS      | $859135.64    | 1.62%             |  |  |  | No            |                  1 | On Loan: No      |
| KinderCare Learning Cos Inc             | KinderCare Learning Cos Inc                                                 | CUSIP: 49456W105<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     45109 | NS      | $194870.88    | 0.37%             |  |  |  | No            |                  1 | On Loan: —       |
| Korn Ferry                              | Korn Ferry                                                                  | CUSIP: 500643200<br>LEI: 549300FOD20OM0GT5G40 | Long             | EC               | CORP              | US        |     11274 | NS      | $744309.48    | 1.40%             |  |  |  | No            |                  1 | On Loan: No      |
| Kulicke & Soffa Industries Inc          | Kulicke & Soffa Industries Inc                                              | CUSIP: 501242101<br>LEI: 529900H6BEIRBF429744 | Long             | EC               | CORP              | US        |     11558 | NS      | $526582.48    | 0.99%             |  |  |  | No            |                  1 | On Loan: No      |
| LTC Properties Inc                      | LTC Properties Inc                                                          | CUSIP: 502175102<br>LEI: 549300NRZP8IJG2KY677 | Long             | EC               |  | US        |      7968 | NS      | $273939.84    | 0.52%             |  |  |  | No            |                  1 | On Loan: No      |
| Liberty Energy Inc                      | Liberty Energy Inc                                                          | CUSIP: 53115L104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |      8312 | NS      | $153439.52    | 0.29%             |  |  |  | No            |                  1 | On Loan: No      |
| M/I Homes Inc                           | M/I Homes Inc                                                               | CUSIP: 55305B101<br>LEI: 5299005M71FH9CCSFB69 | Long             | EC               | CORP              | US        |      3949 | NS      | $505274.55    | 0.95%             |  |  |  | No            |                  1 | On Loan: No      |
| Mach Natural Resources LP               | Mach Natural Resources LP                                                   | CUSIP: 55445L100<br>LEI: 254900WRTD4RTPK11Q27 | Long             | EC               | CORP              | US        |     24286 | NS      | $268117.44    | 0.50%             |  |  |  | No            |                  1 | On Loan: No      |
| Magnolia Oil & Gas Corp                 | Magnolia Oil & Gas Corp                                                     | CUSIP: 559663109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     39658 | NS      | $868113.62    | 1.63%             |  |  |  | No            |                  1 | On Loan: No      |
| MarineMax Inc                           | MarineMax Inc                                                               | CUSIP: 567908108<br>LEI: 254900TIXTN8WY3FNN63 | Long             | EC               | CORP              | US        |     18634 | NS      | $451501.82    | 0.85%             |  |  |  | No            |                  1 | On Loan: —       |
| McGraw Hill Inc                         | McGraw Hill Inc                                                             | CUSIP: 580907103<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     29681 | NS      | $489736.50    | 0.92%             |  |  |  | No            |                  1 | On Loan: No      |
| Pediatrix Medical Group Inc             | Pediatrix Medical Group Inc                                                 | CUSIP: 58502B106<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     16737 | NS      | $358004.43    | 0.67%             |  |  |  | No            |                  1 | On Loan: No      |
| Meritage Homes Corp                     | Meritage Homes Corp                                                         | CUSIP: 59001A102<br>LEI: 52990044W9UMFJO2FB97 | Long             | EC               | CORP              | US        |      6892 | NS      | $453493.60    | 0.85%             |  |  |  | No            |                  1 | On Loan: No      |
| Pathward Financial Inc                  | Pathward Financial Inc                                                      | CUSIP: 59100U108<br>LEI: 5493004X52BH1NBLW813 | Long             | EC               | CORP              | US        |      3729 | NS      | $264759.00    | 0.50%             |  |  |  | No            |                  1 | On Loan: No      |
| Minerals Technologies Inc               | Minerals Technologies Inc                                                   | CUSIP: 603158106<br>LEI: 549300D3I1QU67GP6403 | Long             | EC               | CORP              | US        |     10471 | NS      | $638207.45    | 1.20%             |  |  |  | No            |                  1 | On Loan: No      |
| Nicolet Bankshares Inc                  | Nicolet Bankshares Inc                                                      | CUSIP: 65406E102<br>LEI: N/A                  | Long             | EC               | CORP              | US        |      1399 | NS      | $169698.70    | 0.32%             |  |  |  | No            |                  1 | On Loan: No      |
| Northeast Bank                          | Northeast Bank                                                              | CUSIP: 66405S100<br>LEI: 549300F0LV9TSW34E306 | Long             | EC               | CORP              | US        |      1287 | NS      | $133757.91    | 0.25%             |  |  |  | No            |                  1 | On Loan: —       |
| Northern Oil & Gas Inc                  | Northern Oil & Gas Inc                                                      | CUSIP: 665531307<br>LEI: OKFF0PIZDDMNH4UCYE51 | Long             | EC               | CORP              | US        |     37352 | NS      | $801947.44    | 1.51%             |  |  |  | No            |                  1 | On Loan: —       |
| Chord Energy Corp                       | Chord Energy Corp                                                           | CUSIP: 674215207<br>LEI: 529900FA4V2YNIKZ0M71 | Long             | EC               | CORP              | US        |      8241 | NS      | $763940.70    | 1.44%             |  |  |  | No            |                  1 | On Loan: No      |
| Old National Bancorp/IN                 | Old National Bancorp/IN                                                     | CUSIP: 680033107<br>LEI: 549300MMK90CL5KMVX16 | Long             | EC               | CORP              | US        |     64833 | NS      | $1446424.23   | 2.72%             |  |  |  | No            |                  1 | On Loan: No      |
| OneWater Marine Inc                     | OneWater Marine Inc                                                         | CUSIP: 68280L101<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     18669 | NS      | $201998.58    | 0.38%             |  |  |  | No            |                  1 | On Loan: —       |
| Opera Ltd                               | Opera Ltd                                                                   | CUSIP: 68373M107<br>LEI: 5493001ULS7KDNNZ3W51 | Long             | EC               | CORP              | KY        |     12947 | NS      | $183329.52    | 0.34%             |  |  |  | No            |                  1 | On Loan: —       |
| Permian Resources Corp                  | Permian Resources Corp                                                      | CUSIP: 71424F105<br>LEI: 529900NXUJPOKU7OJ511 | Long             | EC               | CORP              | US        |     53388 | NS      | $749033.64    | 1.41%             |  |  |  | No            |                  1 | On Loan: —       |
| Popular Inc                             | Popular Inc                                                                 | CUSIP: 733174700<br>LEI: 5493008CARDZMVQ3LO89 | Long             | EC               | CORP              | PR        |      3047 | NS      | $379412.44    | 0.71%             |  |  |  | No            |                  1 | On Loan: No      |
| Proficient Auto Logistics Inc           | Proficient Auto Logistics Inc                                               | CUSIP: 74317M104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     13395 | NS      | $129127.80    | 0.24%             |  |  |  | No            |                  1 | On Loan: No      |
| Progress Software Corp                  | Progress Software Corp                                                      | CUSIP: 743312100<br>LEI: 549300R65B3JG6972S24 | Long             | EC               | CORP              | US        |      5808 | NS      | $249511.68    | 0.47%             |  |  |  | No            |                  1 | On Loan: No      |
| Repay Holdings Corp                     | Repay Holdings Corp                                                         | CUSIP: 76029L100<br>LEI: 2549006EJ42T73ZKUI98 | Long             | EC               | CORP              | US        |     33073 | NS      | $120716.45    | 0.23%             |  |  |  | No            |                  1 | On Loan: —       |
| Resideo Technologies Inc                | Resideo Technologies Inc                                                    | CUSIP: 76118Y104<br>LEI: 5493006TKFPYISY2DS54 | Long             | EC               | CORP              | US        |      3080 | NS      | $108169.60    | 0.20%             |  |  |  | No            |                  1 | On Loan: —       |
| Ryman Hospitality Properties Inc        | Ryman Hospitality Properties Inc                                            | CUSIP: 78377T107<br>LEI: 529900GCCWW9SRMPJR11 | Long             | EC               |  | US        |      9465 | NS      | $895578.30    | 1.68%             |  |  |  | No            |                  1 | On Loan: No      |
| Science Applications International Corp | Science Applications International Corp                                     | CUSIP: 808625107<br>LEI: 549300LZPNZIXQGZPZ48 | Long             | EC               | CORP              | US        |      3308 | NS      | $332983.28    | 0.63%             |  |  |  | No            |                  1 | On Loan: No      |
| Champion Homes Inc                      | Champion Homes Inc                                                          | CUSIP: 830830105<br>LEI: N/A                  | Long             | EC               | CORP              | US        |      9743 | NS      | $823283.50    | 1.55%             |  |  |  | No            |                  1 | On Loan: No      |
| Slide Insurance Holdings Inc            | Slide Insurance Holdings Inc                                                | CUSIP: 831349105<br>LEI: 2549004LDWZTPC69SX47 | Long             | EC               | CORP              | US        |     18242 | NS      | $355354.16    | 0.67%             |  |  |  | No            |                  1 | On Loan: No      |
| Smartstop Self Storage REIT Inc         | Smartstop Self Storage REIT Inc                                             | CUSIP: 83192D402<br>LEI: 549300EC266625K12S42 | Long             | EC               |  | US        |      3540 | NS      | $109527.60    | 0.21%             |  |  |  | No            |                  1 | On Loan: —       |
| SOUTHSTATE BANK CORP                    | SOUTHSTATE BANK CORP                                                        | CUSIP: 84472E102<br>LEI: 549300JZUANXM0YQ4W53 | Long             | EC               | CORP              | US        |     16112 | NS      | $1516300.32   | 2.85%             |  |  |  | No            |                  1 | On Loan: No      |
| Spectrum Brands Holdings Inc            | Spectrum Brands Holdings Inc                                                | CUSIP: 84790A105<br>LEI: 549300JM0MJETDD30O20 | Long             | EC               | CORP              | US        |     15435 | NS      | $911899.80    | 1.72%             |  |  |  | No            |                  1 | On Loan: —       |
| Fixed Income Clearing Corp              | FIXED INC CLEARING CORP.REPO                                                | CUSIP: 000000000<br>LEI: 549300H47WTHXPU08X20 | Long             | RA               | CORP              | US        |    136449 | PA      | $136449.17    | 0.26%             |  |  |  | No            |                  2 | On Loan: No      |
| StoneX Group Inc                        | StoneX Group Inc                                                            | CUSIP: 861896108<br>LEI: 549300JUF07L8VF02M60 | Long             | EC               | CORP              | US        |      4157 | NS      | $395455.41    | 0.74%             |  |  |  | No            |                  1 | On Loan: —       |
| TXO Partners LP                         | TXO Partners LP                                                             | CUSIP: 87313P103<br>LEI: KWQMGYEOMKX7BT2PZF05 | Long             | EC               | CORP              | US        |     12961 | NS      | $138293.87    | 0.26%             |  |  |  | No            |                  1 | On Loan: No      |
| Taylor Morrison Home Corp               | Taylor Morrison Home Corp                                                   | CUSIP: 87724P106<br>LEI: 5299009UDLLGLKOOJE30 | Long             | EC               | CORP              | US        |      9031 | NS      | $531654.97    | 1.00%             |  |  |  | No            |                  1 | On Loan: No      |
| Terreno Realty Corp                     | Terreno Realty Corp                                                         | CUSIP: 88146M101<br>LEI: N/A                  | Long             | EC               |  | US        |     11689 | NS      | $686261.19    | 1.29%             |  |  |  | No            |                  1 | On Loan: —       |
| Timken Co/The                           | Timken Co/The                                                               | CUSIP: 887389104<br>LEI: B0I35MLPFXZSE70ASS73 | Long             | EC               | CORP              | US        |     13539 | NS      | $1139036.07   | 2.14%             |  |  |  | No            |                  1 | On Loan: No      |
| Townsquare Media Inc                    | Townsquare Media Inc                                                        | CUSIP: 892231101<br>LEI: 549300XBA8C68H0DR538 | Long             | EC               | CORP              | US        |      5927 | NS      | $30464.78     | 0.06%             |  |  |  | No            |                  1 | On Loan: —       |
| TriNet Group Inc                        | TriNet Group Inc                                                            | CUSIP: 896288107<br>LEI: 5299003FJVBETSFKE990 | Long             | EC               | CORP              | US        |     11457 | NS      | $677452.41    | 1.27%             |  |  |  | No            |                  1 | On Loan: No      |
| Turning Point Brands Inc                | Turning Point Brands Inc                                                    | CUSIP: 90041L105<br>LEI: 549300IYG00QF0VVP302 | Long             | EC               | CORP              | US        |      2518 | NS      | $272951.20    | 0.51%             |  |  |  | No            |                  1 | On Loan: No      |
| UMB Financial Corp                      | UMB Financial Corp                                                          | CUSIP: 902788108<br>LEI: 549300MGEH3N3CUCV828 | Long             | EC               | CORP              | US        |     10512 | NS      | $1209300.48   | 2.28%             |  |  |  | No            |                  1 | On Loan: No      |
| UMH Properties Inc                      | UMH Properties Inc                                                          | CUSIP: 903002103<br>LEI: 529900OM5K3PJ11F0Q09 | Long             | EC               |  | US        |      9621 | NS      | $153070.11    | 0.29%             |  |  |  | No            |                  1 | On Loan: No      |
| UniFirst Corp/MA                        | UniFirst Corp/MA                                                            | CUSIP: 904708104<br>LEI: 5493003XBTNWBC8UK019 | Long             | EC               | CORP              | US        |       563 | NS      | $108602.70    | 0.20%             |  |  |  | No            |                  1 | On Loan: No      |
| Visteon Corp                            | Visteon Corp                                                                | CUSIP: 92839U206<br>LEI: 549300MOVLYHRW4GGW78 | Long             | EC               | CORP              | US        |      9277 | NS      | $882242.70    | 1.66%             |  |  |  | No            |                  1 | On Loan: —       |
| Webster Financial Corp                  | Webster Financial Corp                                                      | CUSIP: 947890109<br>LEI: KMRURHT0VWKYS6Z5KU67 | Long             | EC               | CORP              | US        |     16305 | NS      | $1026236.70   | 1.93%             |  |  |  | No            |                  1 | On Loan: No      |
| Titan America SA                        | Titan America SA                                                            | CUSIP: 000000000<br>LEI: 9845007APCB6462D6C46 | Long             | EC               | CORP              | BE        |     19057 | NS      | $314059.36    | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Loomis AB                               | Loomis AB                                                                   | CUSIP: 000000000<br>LEI: 213800NS2XXVRYS7WP40 | Long             | EC               | CORP              | SE        |      9529 | NS      | $403875.54    | 0.76%             |  |  |  | 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        |    333927 | NS      | $333926.75    | 0.63%             |  |  |  | No            |                  1 | On Loan: No      |
| Accelerant Holdings                     | Accelerant Holdings                                                         | CUSIP: 000000000<br>LEI: 213800VS4CX9ZONTD965 | Long             | EC               | CORP              | KY        |     13360 | NS      | $218436.00    | 0.41%             |  |  |  | No            |                  1 | On Loan: No      |
| Axis Capital Holdings Ltd               | Axis Capital Holdings Ltd                                                   | CUSIP: 000000000<br>LEI: 635400VD2NQBYAHMEM55 | Long             | EC               | CORP              | BM        |     13686 | NS      | $1465633.74   | 2.76%             |  |  |  | No            |                  1 | On Loan: No      |
| Gates Industrial Corp PLC               | Gates Industrial Corp PLC                                                   | CUSIP: 000000000<br>LEI: 549300S6K4FWUSB9KM27 | Long             | EC               | CORP              | GB        |     23285 | NS      | $499928.95    | 0.94%             |  |  |  | No            |                  1 | On Loan: No      |
| Hamilton Insurance Group Ltd            | Hamilton Insurance Group Ltd                                                | CUSIP: 000000000<br>LEI: 549300W92BN1FIEXG871 | Long             | EC               | CORP              | BM        |      9405 | NS      | $262399.50    | 0.49%             |  |  |  | No            |                  1 | On Loan: No      |
| IBEX Holdings Ltd                       | IBEX Holdings Ltd                                                           | CUSIP: 000000000<br>LEI: 5493000GRFLPVYU2CX17 | Long             | EC               | CORP              | BM        |      2123 | NS      | $81056.14     | 0.15%             |  |  |  | No            |                  1 | On Loan: No      |
| Luxfer Holdings PLC                     | Luxfer Holdings PLC                                                         | CUSIP: 000000000<br>LEI: 21380045UF5SJYZOXE41 | Long             | EC               | CORP              | GB        |      2755 | NS      | $37275.15     | 0.07%             |  |  |  | No            |                  1 | On Loan: No      |
| Marex Group PLC                         | Marex Group PLC                                                             | CUSIP: 000000000<br>LEI: 549300DWX0SVICJAL507 | Long             | EC               | CORP              | GB        |     17239 | NS      | $661288.04    | 1.24%             |  |  |  | No            |                  1 | On Loan: No      |
| Sensata Technologies Holding PLC        | Sensata Technologies Holding PLC                                            | CUSIP: 000000000<br>LEI: 529900MS7KFYCY9MS037 | Long             | EC               | CORP              | GB        |     12393 | NS      | $412562.97    | 0.78%             |  |  |  | No            |                  1 | On Loan: No      |
| SiriusPoint Ltd                         | SiriusPoint Ltd                                                             | CUSIP: 000000000<br>LEI: 549300OGXFI85N3YZZ51 | Long             | EC               | CORP              | BM        |      8487 | NS      | $185780.43    | 0.35%             |  |  |  | No            |                  1 | On Loan: No      |
| Tecnoglass Inc                          | Tecnoglass Inc                                                              | CUSIP: 000000000<br>LEI: 529900YRWTPOC2E6IO67 | Long             | EC               | CORP              | KY        |      6911 | NS      | $347761.52    | 0.65%             |  |  |  | No            |                  1 | On Loan: —       |
| Birkenstock Holding Plc                 | Birkenstock Holding Plc                                                     | CUSIP: 000000000<br>LEI: 529900CQ8LQKQ7LIT631 | Long             | EC               | CORP              | JE        |      5535 | NS      | $226381.50    | 0.43%             |  |  |  | No            |                  1 | On Loan: —       |

### Signature

**Date Signed:** 2026-01-15

**Name of Applicant:** MML SERIES INVESTMENT FUND

**Signature:** Renee Hitchcock

**Name of Signer:** Renee Hitchcock

**Title:** CFO and Treasurer