# EDGAR Filing Document

**Accession Number:** 0000067160
**File Stem:** 0001398344-23-004806
**Filing Date:** 2023-2
**Character Count:** 30133
**Document Hash:** 34ccc28d34d479debf053033b98578c4
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001398344-23-004806.hdr.sgml**: 20230227

**ACCESSION NUMBER**: 0001398344-23-004806

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20221231

**FILED AS OF DATE**: 20230227

**DATE AS OF CHANGE**: 20230227

**PERIOD START**: 20221231

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MML SERIES INVESTMENT FUND
- **CENTRAL INDEX KEY:** 0000067160
- **IRS NUMBER:** 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:** 23671574

**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 Blue Chip Growth Fund (Series ID: S000011485)

| Class ID   | Class Name    | Ticker Symbol   |
|:---|:---|:---|
| C000031715 | Initial Class |  |
| C000067773 | Service Class |  |

## 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:** 4137441000

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

- **a. Name of Series:** MML Blue Chip Growth Fund

- **b. EDGAR series identifier (if any):** S000011485

- **c. LEI of Series:** 5493005CPH29995E7509

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

- **a. Date of fiscal year-end:** 2022-12-31

- **b. Date as of which information is reported:** 2022-12-31

**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:** $362226549.63

**Total Liabilities:** $2308500.14

**Net Assets:** $359918049.49

**Cash Not Reported:** $34.32

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000031715 | -7.84%               | 3.94%                | 2.38%                |
| Class ID C000067773 | -7.85%               | 3.88%                | 2.39%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $868949.86               | $-31440755.75                              |
| Month 2  | $-7566203.99             | $22446823.78                               |
| Month 3  | $-200106.11              | $9223523.69                                |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| ADVANCED MICRO DEVICES        | COMMON STOCK USD.01           | CUSIP: 007903107<br>LEI: R2I72C950HOYXII45366 | Long             | EC               | CORP              | US        |     49243 | NS      | $3189469.11   | 0.89%             |  |  |  | No            |                  1 | On Loan: No      |
| ADYEN NV UNSPON ADR           | ADR                           | CUSIP: 00783V104<br>LEI: 724500973ODKK3IFQ447 | Long             | EC               | CORP              | NL        |     72659 | NS      | $1002694.20   | 0.28%             |  |  |  | No            |                  1 | On Loan: No      |
| AFFIRM HOLDINGS INC           | COMMON STOCK USD.00001        | CUSIP: 00827B106<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     18873 | NS      | $182501.91    | 0.05%             |  |  |  | No            |                  1 | On Loan: —       |
| ALIGN TECHNOLOGY INC          | COMMON STOCK USD.0001         | CUSIP: 016255101<br>LEI: 549300N5YSE0U3LCP840 | Long             | EC               | CORP              | US        |      2101 | NS      | $443100.90    | 0.12%             |  |  |  | No            |                  1 | On Loan: No      |
| ALPHABET INC CL A             | COMMON STOCK USD.001          | CUSIP: 02079K305<br>LEI: 5493006MHB84DD0ZWV18 | Long             | EC               | CORP              | US        |     41817 | NS      | $3689513.91   | 1.03%             |  |  |  | No            |                  1 | On Loan: No      |
| ALPHABET INC CL C             | COMMON STOCK USD.001          | CUSIP: 02079K107<br>LEI: 5493006MHB84DD0ZWV18 | Long             | EC               | CORP              | US        |    276187 | NS      | $24506072.51  | 6.81%             |  |  |  | No            |                  1 | On Loan: No      |
| AMAZON.COM INC                | COMMON STOCK USD.01           | CUSIP: 023135106<br>LEI: ZXTILKJKG63JELOEG630 | Long             | EC               | CORP              | US        |    292904 | NS      | $24603936.00  | 6.84%             |  |  |  | No            |                  1 | On Loan: No      |
| ANT INTERNATIONAL CO. LIMITED | CLASS C SHARES                | CUSIP: 933UEA009<br>LEI: N/A                  | Long             | EP               | CORP              | US        |    203348 | NS      | $412796.44    | 0.11%             |  |  |  | Yes           |                  3 | On Loan: No      |
| APPLE INC                     | COMMON STOCK USD.00001        | CUSIP: 037833100<br>LEI: HWUPKR0MPOU8FGXBT394 | Long             | EC               | CORP              | US        |    273409 | NS      | $35524031.37  | 9.87%             |  |  |  | No            |                  1 | On Loan: No      |
| ASML HOLDING NV NY REG SHS    | NY REG SHRS EUR.09            | CUSIP: N07059210<br>LEI: 724500Y6DUVHQD6OXN27 | Long             | EC               | CORP              | NL        |      9542 | NS      | $5213748.80   | 1.45%             |  |  |  | No            |                  1 | On Loan: No      |
| ASTRAZENECA PLC SPONS ADR     | ADR                           | CUSIP: 046353108<br>LEI: PY6ZZQWO2IZFZC3IOL08 | Long             | EC               | CORP              | GB        |     21926 | NS      | $1486582.80   | 0.41%             |  |  |  | No            |                  1 | On Loan: No      |
| ATLASSIAN CORP CL A           | COMMON STOCK USD.00001        | CUSIP: 049468101<br>LEI: 549300V7ZY5P02D2MY38 | Long             | EC               | CORP              | US        |     11838 | NS      | $1523313.84   | 0.42%             |  |  |  | No            |                  1 | On Loan: No      |
| BILL.COM HOLDINGS INC         | COMMON STOCK USD.00001        | CUSIP: 090043100<br>LEI: 549300IBF9VZZIGOZW63 | Long             | EC               | CORP              | US        |     13740 | NS      | $1497110.40   | 0.42%             |  |  |  | No            |                  1 | On Loan: No      |
| BLOCK INC                     | COMMON STOCK USD.0000001      | CUSIP: 852234103<br>LEI: 549300OHIIUWSTIZME52 | Long             | EC               | CORP              | US        |     21051 | NS      | $1322844.84   | 0.37%             |  |  |  | No            |                  1 | On Loan: No      |
| BOOKING HOLDINGS INC          | COMMON STOCK USD.008          | CUSIP: 09857L108<br>LEI: FXM8FAOHMYDIPD38UZ17 | Long             | EC               | CORP              | US        |      1375 | NS      | $2771010.00   | 0.77%             |  |  |  | No            |                  1 | On Loan: No      |
| CANVA COMMON STOCK PP         | TC1HS9QX6                     | CUSIP: 943CRRII8<br>LEI: N/A                  | Long             | EC               | CORP              | US        |       342 | NS      | $188715.60    | 0.05%             |  |  |  | Yes           |                  3 | On Loan: No      |
| CANVA SERIES A 3 CVT          | TC89U35V4                     | CUSIP: 943KWRII4<br>LEI: N/A                  | Long             | EP               | CORP              | US        |         2 | NS      | $1103.60      | 0.00%             |  |  |  | No            |                  3 | On Loan: No      |
| CANVA SERIES A CVT            | TC0R8VGD3                     | CUSIP: 943KWQ905<br>LEI: N/A                  | Long             | EP               | CORP              | US        |        22 | NS      | $12139.60     | 0.00%             |  |  |  | Yes           |                  3 | On Loan: No      |
| CARVANA CO                    | COMPANY GUAR 144A 05/30 10.25 | CUSIP: 146869AJ1<br>LEI: 5493003WEAK2PJ5WS063 | Long             | DBT              | CORP              | US        |   1040000 | PA      | $488678.80    | 0.14%             | 2030-05-01      | Fixed         | 10.25%                | Yes           |                  2 | On Loan: No      |
| CHIPOTLE MEXICAN GRILL INC    | COMMON STOCK USD.01           | CUSIP: 169656105<br>LEI: 5493007DZOMUBASCBX97 | Long             | EC               | CORP              | US        |      2554 | NS      | $3543649.46   | 0.98%             |  |  |  | No            |                  1 | On Loan: No      |
| CHUBB LTD                     | COMMON STOCK                  | CUSIP: H1467J104<br>LEI: E0JAN6VLUDI1HITHT809 | Long             | EC               | CORP              | CH        |     19646 | NS      | $4333907.60   | 1.20%             |  |  |  | No            |                  1 | On Loan: No      |
| CINTAS CORP                   | COMMON STOCK                  | CUSIP: 172908105<br>LEI: 549300QVUQTTKMTE0G41 | Long             | EC               | CORP              | US        |      1846 | NS      | $833690.52    | 0.23%             |  |  |  | No            |                  1 | On Loan: No      |
| CONFLUENT INC CLASS A         | COMMON STOCK USD.00001        | CUSIP: 20717M103<br>LEI: 254900MRZ83YWUV7SN74 | Long             | EC               | CORP              | US        |     18846 | NS      | $419135.04    | 0.12%             |  |  |  | No            |                  1 | On Loan: No      |
| CROWDSTRIKE HOLDINGS INC   A  | COMMON STOCK                  | CUSIP: 22788C105<br>LEI: 549300YBY08K9KM4HX32 | Long             | EC               | CORP              | US        |      4872 | NS      | $512972.88    | 0.14%             |  |  |  | No            |                  1 | On Loan: No      |
| DANAHER CORP                  | COMMON STOCK USD.01           | CUSIP: 235851102<br>LEI: S4BKK9OTCEWQ3YHPFM11 | Long             | EC               | CORP              | US        |     22908 | NS      | $6080241.36   | 1.69%             |  |  |  | No            |                  1 | On Loan: No      |
| DATABRICKS SER G CVT PFD      | PP TC6XLXUH0                  | CUSIP: 942GGXII9<br>LEI: N/A                  | Long             | EP               | CORP              | US        |      2913 | NS      | $174780.00    | 0.05%             |  |  |  | Yes           |                  3 | On Loan: No      |
| DATABRICKS SER H CVT          | TC2K5K6F9                     | CUSIP: 943EEJ905<br>LEI: N/A                  | Long             | EP               | CORP              | US        |      7389 | NS      | $443340.00    | 0.12%             |  |  |  | Yes           |                  3 | On Loan: No      |
| DATADOG INC   CLASS A         | COMMON STOCK USD.00001        | CUSIP: 23804L103<br>LEI: 549300F6JNO0KRPO1K63 | Long             | EC               | CORP              | US        |      8854 | NS      | $650769.00    | 0.18%             |  |  |  | No            |                  1 | On Loan: No      |
| DOLLAR GENERAL CORP           | COMMON STOCK USD.875          | CUSIP: 256677105<br>LEI: OPX52SQVOZI8IVSWYU66 | Long             | EC               | CORP              | US        |     17853 | NS      | $4396301.25   | 1.22%             |  |  |  | No            |                  1 | On Loan: No      |
| DOORDASH INC   A              | COMMON STOCK USD.00001        | CUSIP: 25809K105<br>LEI: 549300NUQ43FGGSK5051 | Long             | EC               | CORP              | US        |     14866 | NS      | $725758.12    | 0.20%             |  |  |  | No            |                  1 | On Loan: No      |
| ELEVANCE HEALTH INC           | COMMON STOCK USD.01           | CUSIP: 036752103<br>LEI: 8MYN82XMYQH89CTMTH67 | Long             | EC               | CORP              | US        |      4873 | NS      | $2499702.81   | 0.69%             |  |  |  | No            |                  1 | On Loan: No      |
| ELI LILLY + CO                | COMMON STOCK                  | CUSIP: 532457108<br>LEI: FRDRIPF3EKNDJ2CQJL29 | Long             | EC               | CORP              | US        |     24653 | NS      | $9019053.52   | 2.51%             |  |  |  | No            |                  1 | On Loan: No      |
| FORTINET INC                  | COMMON STOCK USD.001          | CUSIP: 34959E109<br>LEI: 549300O0QJWDBAS0QX03 | Long             | EC               | CORP              | US        |      8833 | NS      | $431845.37    | 0.12%             |  |  |  | No            |                  1 | On Loan: No      |
| GENERAL ELECTRIC CO           | COMMON STOCK USD.01           | CUSIP: 369604301<br>LEI: 3C7474T6CDKPR9K6YT90 | Long             | EC               | CORP              | US        |     17208 | NS      | $1441858.32   | 0.40%             |  |  |  | No            |                  1 | On Loan: No      |
| GOLDMAN SACHS GROUP INC       | COMMON STOCK USD.01           | CUSIP: 38141G104<br>LEI: 784F5XWPLTWKTBV3E584 | Long             | EC               | CORP              | US        |     13666 | NS      | $4692631.08   | 1.30%             |  |  |  | No            |                  1 | On Loan: No      |
| GUSTO                         | TC6CSL955                     | CUSIP: 966ZYD000<br>LEI: N/A                  | Long             | EC               | CORP              | US        |      6706 | NS      | $126273.98    | 0.04%             |  |  |  | Yes           |                  3 | On Loan: No      |
| GUSTO INC SER E CVT           | TC18PZKC3                     | CUSIP: 942ZKX000<br>LEI: N/A                  | Long             | EP               | CORP              | US        |      8385 | NS      | $157889.55    | 0.04%             |  |  |  | Yes           |                  3 | On Loan: No      |
| HUMANA INC                    | COMMON STOCK USD.1666666      | CUSIP: 444859102<br>LEI: 529900YLDW34GJAO4J06 | Long             | EC               | CORP              | US        |      8052 | NS      | $4124153.88   | 1.15%             |  |  |  | No            |                  1 | On Loan: No      |
| INTUIT INC                    | COMMON STOCK USD.01           | CUSIP: 461202103<br>LEI: VI90HBPH7XSFMB9E4M29 | Long             | EC               | CORP              | US        |     16243 | NS      | $6322100.46   | 1.76%             |  |  |  | No            |                  1 | On Loan: No      |
| INTUITIVE SURGICAL INC        | COMMON STOCK USD.001          | CUSIP: 46120E602<br>LEI: 54930052SRG011710797 | Long             | EC               | CORP              | US        |     25020 | NS      | $6639057.00   | 1.84%             |  |  |  | No            |                  1 | On Loan: No      |
| LAM RESEARCH CORP             | COMMON STOCK USD.001          | CUSIP: 512807108<br>LEI: 549300I4GMO6D34U1T02 | Long             | EC               | CORP              | US        |      1422 | NS      | $597666.60    | 0.17%             |  |  |  | No            |                  1 | On Loan: No      |
| LINDE PLC                     | COMMON STOCK EUR.001          | CUSIP: G5494J103<br>LEI: 8945002PAZHZLBGKGF02 | Long             | EC               | CORP              | IE        |      7349 | NS      | $2397096.82   | 0.67%             |  |  |  | No            |                  1 | On Loan: No      |
| LULULEMON ATHLETICA INC       | COMMON STOCK USD.005          | CUSIP: 550021109<br>LEI: 549300D9GZ4BMLDW5T40 | Long             | EC               | CORP              | US        |      8144 | NS      | $2609174.72   | 0.72%             |  |  |  | No            |                  1 | On Loan: No      |
| MARSH + MCLENNAN COS          | COMMON STOCK USD1.0           | CUSIP: 571748102<br>LEI: 549300XMP3KDCKJXIU47 | Long             | EC               | CORP              | US        |     16410 | NS      | $2715526.80   | 0.75%             |  |  |  | No            |                  1 | On Loan: No      |
| MARVELL TECHNOLOGY INC        | COMMON STOCK USD.002          | CUSIP: 573874104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     33509 | NS      | $1241173.36   | 0.34%             |  |  |  | No            |                  1 | On Loan: No      |
| MASTERCARD INC   A            | COMMON STOCK USD.0001         | CUSIP: 57636Q104<br>LEI: AR5L2ODV9HN37376R084 | Long             | EC               | CORP              | US        |     32893 | NS      | $11437882.89  | 3.18%             |  |  |  | No            |                  1 | On Loan: No      |
| META PLATFORMS INC CLASS A    | COMMON STOCK USD.000006       | CUSIP: 30303M102<br>LEI: BQ4BKCS1HXDV9HN80Z93 | Long             | EC               | CORP              | US        |     50654 | NS      | $6095702.36   | 1.69%             |  |  |  | No            |                  1 | On Loan: No      |
| MICROSOFT CORP                | COMMON STOCK USD.00000625     | CUSIP: 594918104<br>LEI: INR2EJN1ERAN0W5ZP974 | Long             | EC               | CORP              | US        |    200061 | NS      | $47978629.02  | 13.33%            |  |  |  | No            |                  1 | On Loan: No      |
| MONGODB INC                   | COMMON STOCK USD.001          | CUSIP: 60937P106<br>LEI: 549300TPTG69WKWE1Z37 | Long             | EC               | CORP              | US        |      8401 | NS      | $1653652.84   | 0.46%             |  |  |  | No            |                  1 | On Loan: No      |
| MONOLITHIC POWER SYSTEMS INC  | COMMON STOCK USD.001          | CUSIP: 609839105<br>LEI: 529900TB7O85LSZ1XU31 | Long             | EC               | CORP              | US        |      5858 | NS      | $2071447.38   | 0.58%             |  |  |  | No            |                  1 | On Loan: No      |
| MSCI INC                      | COMMON STOCK USD.01           | CUSIP: 55354G100<br>LEI: 549300HTIN2PD78UB763 | Long             | EC               | CORP              | US        |      1430 | NS      | $665193.10    | 0.18%             |  |  |  | No            |                  1 | On Loan: No      |
| NETFLIX INC                   | COMMON STOCK USD.001          | CUSIP: 64110L106<br>LEI: 549300Y7VHGU0I7CE873 | Long             | EC               | CORP              | US        |     13263 | NS      | $3910993.44   | 1.09%             |  |  |  | No            |                  1 | On Loan: No      |
| NIKE INC  CL B                | COMMON STOCK                  | CUSIP: 654106103<br>LEI: 787RXPR0UX0O0XUXPZ81 | Long             | EC               | CORP              | US        |     29323 | NS      | $3431084.23   | 0.95%             |  |  |  | No            |                  1 | On Loan: No      |
| NVIDIA CORP                   | COMMON STOCK USD.001          | CUSIP: 67066G104<br>LEI: 549300S4KLFTLO7GSQ80 | Long             | EC               | CORP              | US        |     68674 | NS      | $10036018.36  | 2.79%             |  |  |  | No            |                  1 | On Loan: No      |
| OLD DOMINION FREIGHT LINE     | COMMON STOCK USD.1            | CUSIP: 679580100<br>LEI: 5299009TWK32WE417T96 | Long             | EC               | CORP              | US        |      5088 | NS      | $1443872.64   | 0.40%             |  |  |  | No            |                  1 | On Loan: No      |
| PAYCOM SOFTWARE INC           | COMMON STOCK USD.01           | CUSIP: 70432V102<br>LEI: 254900LSB0HNJUDC6Q18 | Long             | EC               | CORP              | US        |      1360 | NS      | $422021.60    | 0.12%             |  |  |  | No            |                  1 | On Loan: No      |
| PAYPAL HOLDINGS INC           | COMMON STOCK USD.0001         | CUSIP: 70450Y103<br>LEI: 5493005X2GO78EFZ3E94 | Long             | EC               | CORP              | US        |     11209 | NS      | $798304.98    | 0.22%             |  |  |  | No            |                  1 | On Loan: No      |
| Repurchase Agreement          | FIXED INC CLEARING CORP.REPO  | CUSIP: 85748R009<br>LEI: 549300H47WTHXPU08X20 | Long             | RA               | CORP              | US        |   3329992 | PA      | $3329991.73   | 0.93%             |  |  |  | No            |                  1 | On Loan: No      |
| ROPER TECHNOLOGIES INC        | COMMON STOCK USD.01           | CUSIP: 776696106<br>LEI: 54930003T4SXCIWVXY35 | Long             | EC               | CORP              | US        |      7185 | NS      | $3104566.65   | 0.86%             |  |  |  | No            |                  1 | On Loan: No      |
| ROSS STORES INC               | COMMON STOCK USD.01           | CUSIP: 778296103<br>LEI: 549300ENZFLPGRDFZQ60 | Long             | EC               | CORP              | US        |     42165 | NS      | $4894091.55   | 1.36%             |  |  |  | No            |                  1 | On Loan: No      |
| ROWE T PRICE GOV RES FD       | STIF-TYPE INSTRUMENT          | CUSIP: 76105Y109<br>LEI: 5493002Y0IYARJVQ5N24 | Long             | STIV             | RF                | US        |       101 | PA      | $101.33       | 0.00%             |  |  |  | No            |                  1 | On Loan: No      |
| S+P GLOBAL INC                | COMMON STOCK USD1.0           | CUSIP: 78409V104<br>LEI: Y6X4K52KMJMZE7I7MY94 | Long             | EC               | CORP              | US        |      7836 | NS      | $2624589.84   | 0.73%             |  |  |  | No            |                  1 | On Loan: No      |
| SCHWAB (CHARLES) CORP         | COMMON STOCK USD.01           | CUSIP: 808513105<br>LEI: 549300VSGCJ7E698NM85 | Long             | EC               | CORP              | US        |     41294 | NS      | $3438138.44   | 0.96%             |  |  |  | No            |                  1 | On Loan: No      |
| SEA LTD ADR                   | ADR                           | CUSIP: 81141R100<br>LEI: 529900OM6JLLW44YKI15 | Long             | EC               | CORP              | KY        |     29902 | NS      | $1555801.06   | 0.43%             |  |  |  | No            |                  1 | On Loan: No      |
| SERVICENOW INC                | COMMON STOCK USD.001          | CUSIP: 81762P102<br>LEI: 549300HJTQM36M0E1G39 | Long             | EC               | CORP              | US        |     21947 | NS      | $8521361.69   | 2.37%             |  |  |  | No            |                  1 | On Loan: No      |
| SHERWIN WILLIAMS CO/THE       | COMMON STOCK USD1.0           | CUSIP: 824348106<br>LEI: Z15BMIOX8DDH0X2OBP21 | Long             | EC               | CORP              | US        |      9363 | NS      | $2222120.79   | 0.62%             |  |  |  | No            |                  1 | On Loan: No      |
| SHOPIFY INC   CLASS A         | COMMON STOCK                  | CUSIP: 82509L107<br>LEI: 549300HGQ43STJLLP808 | Long             | EC               | CORP              | CA        |     44848 | NS      | $1556674.08   | 0.43%             |  |  |  | No            |                  1 | On Loan: No      |
| SNOWFLAKE INC CLASS A         | COMMON STOCK                  | CUSIP: 833445109<br>LEI: 254900CJNSY1K7T53Z16 | Long             | EC               | CORP              | US        |      5596 | NS      | $803249.84    | 0.22%             |  |  |  | No            |                  1 | On Loan: No      |
| STRYKER CORP                  | COMMON STOCK USD.1            | CUSIP: 863667101<br>LEI: 5493002F0SC4JTBU5137 | Long             | EC               | CORP              | US        |     12185 | NS      | $2979110.65   | 0.83%             |  |  |  | No            |                  1 | On Loan: No      |
| SYNOPSYS INC                  | COMMON STOCK USD.01           | CUSIP: 871607107<br>LEI: QG7T915N9S0NY5UKNE63 | Long             | EC               | CORP              | US        |     13954 | NS      | $4455372.66   | 1.24%             |  |  |  | No            |                  1 | On Loan: No      |
| T MOBILE US INC               | COMMON STOCK USD.0001         | CUSIP: 872590104<br>LEI: 549300QHIJYOHPACPG31 | Long             | EC               | CORP              | US        |     27655 | NS      | $3871700.00   | 1.08%             |  |  |  | No            |                  1 | On Loan: No      |
| TAIWAN SEMICONDUCTOR SP ADR   | ADR                           | CUSIP: 874039100<br>LEI: 549300KB6NK5SBD14S87 | Long             | EC               | CORP              | TW        |     16223 | NS      | $1208451.27   | 0.34%             |  |  |  | No            |                  1 | On Loan: No      |
| TE CONNECTIVITY LTD           | COMMON STOCK CHF.57           | CUSIP: H84989104<br>LEI: 894500ZRIX9K13RHXR17 | Long             | EC               | CORP              | CH        |      6733 | NS      | $772948.40    | 0.21%             |  |  |  | No            |                  1 | On Loan: No      |
| TELEFLEX INC                  | COMMON STOCK USD1.0           | CUSIP: 879369106<br>LEI: UUL85LWXB4NGSWWXIQ25 | Long             | EC               | CORP              | US        |      2756 | NS      | $687980.28    | 0.19%             |  |  |  | No            |                  1 | On Loan: No      |
| TENCENT HOLDINGS LTD          | COMMON STOCK HKD.00002        | CUSIP: BMMV2K903<br>LEI: 254900N4SLUMW4XUYY11 | Long             | EC               | CORP              | KY        |     36800 | NS      | $1564081.16   | 0.43%             |  |  |  | No            |                  2 | On Loan: No      |
| TESLA INC                     | COMMON STOCK USD.001          | CUSIP: 88160R101<br>LEI: 54930043XZGB27CTOV49 | Long             | EC               | CORP              | US        |     35030 | NS      | $4314995.40   | 1.20%             |  |  |  | No            |                  1 | On Loan: No      |
| TEXAS INSTRUMENTS INC         | COMMON STOCK USD1.0           | CUSIP: 882508104<br>LEI: WDJNR2L6D8RWOEB8T652 | Long             | EC               | CORP              | US        |     15871 | NS      | $2622206.62   | 0.73%             |  |  |  | No            |                  1 | On Loan: No      |
| THERMO FISHER SCIENTIFIC INC  | COMMON STOCK USD1.0           | CUSIP: 883556102<br>LEI: HCHV7422L5HDJZCRFL38 | Long             | EC               | CORP              | US        |      7547 | NS      | $4156057.43   | 1.15%             |  |  |  | No            |                  1 | On Loan: No      |
| TJX COMPANIES INC             | COMMON STOCK USD1.0           | CUSIP: 872540109<br>LEI: V167QI9I69W364E2DY52 | Long             | EC               | CORP              | US        |     10617 | NS      | $845113.20    | 0.23%             |  |  |  | No            |                  1 | On Loan: No      |
| TRANSUNION                    | COMMON STOCK USD.01           | CUSIP: 89400J107<br>LEI: 549300ZS772LUNUMRB03 | Long             | EC               | CORP              | US        |      7889 | NS      | $447700.75    | 0.12%             |  |  |  | No            |                  1 | On Loan: No      |
| UNITEDHEALTH GROUP INC        | COMMON STOCK USD.01           | CUSIP: 91324P102<br>LEI: 549300GHBMY8T5GXDE41 | Long             | EC               | CORP              | US        |     34987 | NS      | $18549407.66  | 5.15%             |  |  |  | No            |                  1 | On Loan: No      |
| VEEVA SYSTEMS INC CLASS A     | COMMON STOCK USD.00001        | CUSIP: 922475108<br>LEI: 549300YZEXPDB92M2F02 | Long             | EC               | CORP              | US        |      6023 | NS      | $971991.74    | 0.27%             |  |  |  | No            |                  1 | On Loan: No      |
| VISA INC CLASS A SHARES       | COMMON STOCK USD.0001         | CUSIP: 92826C839<br>LEI: 549300JZ4OKEHW3DPJ59 | Long             | EC               | CORP              | US        |     66607 | NS      | $13838270.32  | 3.84%             |  |  |  | No            |                  1 | On Loan: No      |
| WALT DISNEY CO/THE            | COMMON STOCK USD.01           | CUSIP: 254687106<br>LEI: 549300GZKULIZ0WOW665 | Long             | EC               | CORP              | US        |     13499 | NS      | $1172793.12   | 0.33%             |  |  |  | No            |                  1 | On Loan: No      |
| ZOETIS INC                    | COMMON STOCK USD.01           | CUSIP: 98978V103<br>LEI: 549300HD9Q1LOC9KLJ48 | Long             | EC               | CORP              | US        |     16373 | NS      | $2399463.15   | 0.67%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2023-02-23

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

**Signature:** /s/ Renee Hitchcock

**Name of Signer:** Renee Hitchcock

**Title:** Treasurer and CFO