# EDGAR Filing Document

**Accession Number:** 0000067160
**File Stem:** 0001398344-23-004826
**Filing Date:** 2023-2
**Character Count:** 42845
**Document Hash:** caaa274e34c3a971c99757c0094fccc9
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001398344-23-004826.hdr.sgml**: 20230227

**ACCESSION NUMBER**: 0001398344-23-004826

**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:** 23671606

**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 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:** 4137441000

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

- **a. Name of Series:** MML 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:** 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:** $76860160.89

**Total Liabilities:** $1188230.91

**Net Assets:** $75671929.98

**Cash Not Reported:** $59.46

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000074589 | -5.95%               | 4.36%                | 12.48%               |
| Class ID C000074590 | -6.09%               | 4.34%                | 12.52%               |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $-345356.07              | $-4541183.95                               |
| Month 2  | $40655.36                | $3250068.60                                |
| Month 3  | $321314.69               | $8438800.33                                |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| A MARK PRECIOUS METALS INC                      | COMMON STOCK USD.01          | CUSIP: 00181T107<br>LEI: XP6XYFDZQGKLUMOFGT37 | Long             | EC               | CORP              | US        |     18599 | NS      | $645943.27    | 0.85%             |  |  |  | No            | 1                  | On Loan: No      |
| ACCEL ENTERTAINMENT INC                         | COMMON STOCK USD.0001        | CUSIP: 00436Q106<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     58416 | NS      | $449803.20    | 0.59%             |  |  |  | No            | 1                  | On Loan: No      |
| ADVANCED ENERGY INDUSTRIES                      | COMMON STOCK USD.001         | CUSIP: 007973100<br>LEI: 549300756XI3QLFT2U27 | Long             | EC               | CORP              | US        |      2611 | NS      | $223971.58    | 0.30%             |  |  |  | No            | 1                  | On Loan: No      |
| ALLETE INC                                      | COMMON STOCK                 | CUSIP: 018522300<br>LEI: 549300NNLSIMY6Z8OT86 | Long             | EC               | CORP              | US        |      5201 | NS      | $335516.51    | 0.44%             |  |  |  | No            | 1                  | On Loan: No      |
| AMERIS BANCORP                                  | COMMON STOCK USD1.0          | CUSIP: 03076K108<br>LEI: PBJHNT51T5V6G5UQFV42 | Long             | EC               | CORP              | US        |     18801 | NS      | $886279.14    | 1.17%             |  |  |  | No            | 1                  | On Loan: No      |
| AMN HEALTHCARE SERVICES INC                     | COMMON STOCK USD.01          | CUSIP: 001744101<br>LEI: 529900W3ARRTCNFH2I39 | Long             | EC               | CORP              | US        |      1293 | NS      | $132946.26    | 0.18%             |  |  |  | No            | 1                  | On Loan: No      |
| AVNET INC                                       | COMMON STOCK USD1.0          | CUSIP: 053807103<br>LEI: XJI53DCPL7QABOWK4Z75 | Long             | EC               | CORP              | US        |     36023 | NS      | $1497836.34   | 1.98%             |  |  |  | No            | 1                  | On Loan: No      |
| AXIS CAPITAL HOLDINGS LTD                       | COMMON STOCK USD.0125        | CUSIP: G0692U109<br>LEI: 5299007YZU978DE0ZY32 | Long             | EC               | CORP              | BM        |     21796 | NS      | $1180689.32   | 1.56%             |  |  |  | No            | 1                  | On Loan: No      |
| BANKUNITED INC                                  | COMMON STOCK USD.01          | CUSIP: 06652K103<br>LEI: 96OVUWEW5D4YX6PFXD91 | Long             | EC               | CORP              | US        |     23960 | NS      | $813921.20    | 1.08%             |  |  |  | No            | 1                  | On Loan: No      |
| BARRETT BUSINESS SVCS INC                       | COMMON STOCK USD.01          | CUSIP: 068463108<br>LEI: 529900HXB6TMG0SR9Y34 | Long             | EC               | CORP              | US        |      4367 | NS      | $407353.76    | 0.54%             |  |  |  | No            | 1                  | On Loan: No      |
| BEACON ROOFING SUPPLY INC                       | COMMON STOCK USD.01          | CUSIP: 073685109<br>LEI: 549300HDXQWWCBOYXP31 | Long             | EC               | CORP              | US        |     28237 | NS      | $1490631.23   | 1.97%             |  |  |  | No            | 1                  | On Loan: No      |
| BELDEN INC                                      | COMMON STOCK USD.01          | CUSIP: 077454106<br>LEI: 68BKYO1JC791TTJHUE82 | Long             | EC               | CORP              | US        |      6186 | NS      | $444773.40    | 0.59%             |  |  |  | No            | 1                  | On Loan: No      |
| BOYD GAMING CORP                                | COMMON STOCK USD.01          | CUSIP: 103304101<br>LEI: 254900787YGRYS2A1Z35 | Long             | EC               | CORP              | US        |      6428 | NS      | $350518.84    | 0.46%             |  |  |  | No            | 1                  | On Loan: No      |
| BRINK S CO/THE                                  | COMMON STOCK USD1.0          | CUSIP: 109696104<br>LEI: XFP140TFNOQMIVFTVQ13 | Long             | EC               | CORP              | US        |     24709 | NS      | $1327120.39   | 1.75%             |  |  |  | No            | 1                  | On Loan: No      |
| BRUNSWICK CORP                                  | COMMON STOCK USD.75          | CUSIP: 117043109<br>LEI: YM4O38W15AX4YLLQKU27 | Long             | EC               | CORP              | US        |     20612 | NS      | $1485712.96   | 1.96%             |  |  |  | No            | 1                  | On Loan: No      |
| CABLE ONE INC                                   | COMMON STOCK USD.01          | CUSIP: 12685J105<br>LEI: 549300648QS85T0XSH18 | Long             | EC               | CORP              | US        |       807 | NS      | $574471.02    | 0.76%             |  |  |  | No            | 1                  | On Loan: No      |
| CARETRUST REIT INC                              | REIT USD.01                  | CUSIP: 14174T107<br>LEI: 5493001NVXE2B9GPLU96 | Long             | EC               | CORP              | US        |     21218 | NS      | $394230.44    | 0.52%             |  |  |  | No            | 1                  | On Loan: No      |
| CECO ENVIRONMENTAL CORP                         | COMMON STOCK USD.01          | CUSIP: 125141101<br>LEI: 5493002CZCTL4HGLIY91 | Long             | EC               | CORP              | US        |     14296 | NS      | $166977.28    | 0.22%             |  |  |  | No            | 1                  | On Loan: No      |
| CHAMPIONX CORP                                  | COMMON STOCK USD.01          | CUSIP: 15872M104<br>LEI: 549300EP2909K6DYYP38 | Long             | EC               | CORP              | US        |     37763 | NS      | $1094749.37   | 1.45%             |  |  |  | No            | 1                  | On Loan: No      |
| CHARAH SOLUTIONS INC                            | COMMON STOCK                 | CUSIP: 15957P303<br>LEI: 549300I6O29493834F54 | Long             | EC               | CORP              | US        |      2879 | NS      | $15544.44     | 0.02%             |  |  |  | No            | 1                  | On Loan: No      |
| COHERENT CORP                                   | COMMON STOCK                 | CUSIP: 19247G107<br>LEI: 549300O5C25A0MMHHU33 | Long             | EC               | CORP              | US        |     55578 | NS      | $1950787.80   | 2.58%             |  |  |  | No            | 1                  | On Loan: No      |
| COHU INC                                        | COMMON STOCK USD1.0          | CUSIP: 192576106<br>LEI: 529900FJPORJ3JJ2XS33 | Long             | EC               | CORP              | US        |     15953 | NS      | $511293.65    | 0.68%             |  |  |  | No            | 1                  | On Loan: No      |
| COMPASS DIVERSIFIED HOLDINGS                    | COMMON STOCK                 | CUSIP: 20451Q104<br>LEI: 5299001SM1LBYANJRR58 | Long             | EC               | CORP              | US        |     69372 | NS      | $1264651.56   | 1.67%             |  |  |  | No            | 1                  | On Loan: —       |
| CONNECTONE BANCORP INC                          | COMMON STOCK                 | CUSIP: 20786W107<br>LEI: 549300E2M5ZYAZKUK134 | Long             | EC               | CORP              | US        |     15582 | NS      | $377240.22    | 0.50%             |  |  |  | No            | 1                  | On Loan: No      |
| Currency Forward Contract                       | FX Forward                   | CUSIP: N/A<br>LEI: N/A                        | N/A              | DFE              |  | US        |    399308 | PA      | $2031.21      | 0.00%             |  |  |  | No            | N/A                | On Loan: No      |
| Currency Forward Contract                       | FX Forward                   | CUSIP: N/A<br>LEI: N/A                        | N/A              | DFE              |  | US        |     10253 | PA      | $-17.20       | -0.00%            |  |  |  | No            | N/A                | On Loan: No      |
| Currency Forward Contract                       | FX Forward                   | CUSIP: N/A<br>LEI: N/A                        | N/A              | DFE              |  | US        |     12193 | PA      | $21.48        | 0.00%             |  |  |  | No            | N/A                | On Loan: No      |
| DAVE + BUSTER S ENTERTAINMEN                    | COMMON STOCK USD.01          | CUSIP: 238337109<br>LEI: 529900WTVU85QZLYHR86 | Long             | EC               | CORP              | US        |     22507 | NS      | $797648.08    | 1.05%             |  |  |  | No            | 1                  | On Loan: No      |
| DELUXE CORP                                     | COMMON STOCK USD1.0          | CUSIP: 248019101<br>LEI: KWGNKB8TX9LE5TV29231 | Long             | EC               | CORP              | US        |     33368 | NS      | $566588.64    | 0.75%             |  |  |  | No            | 1                  | On Loan: No      |
| DIGITAL TURBINE INC                             | COMMON STOCK USD.0001        | CUSIP: 25400W102<br>LEI: 549300D0WZR1VI2QGB24 | Long             | EC               | CORP              | US        |     25245 | NS      | $384733.80    | 0.51%             |  |  |  | No            | 1                  | On Loan: No      |
| DIRTT ENVIRONMENTAL SOLUTION                    | COMMON STOCK                 | CUSIP: 25490H106<br>LEI: N/A                  | Long             | EC               | CORP              | CA        |     64423 | NS      | $34144.19     | 0.05%             |  |  |  | No            | 1                  | On Loan: —       |
| DONNELLEY FINANCIAL SOLUTION                    | COMMON STOCK USD.01          | CUSIP: 25787G100<br>LEI: 549300O1NPY4J56QCU04 | Long             | EC               | CORP              | US        |     21637 | NS      | $836270.05    | 1.11%             |  |  |  | No            | 1                  | On Loan: No      |
| DXP ENTERPRISES INC                             | COMMON STOCK USD.01          | CUSIP: 233377407<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     13306 | NS      | $366580.30    | 0.48%             |  |  |  | No            | 1                  | On Loan: No      |
| DYCOM INDUSTRIES INC                            | COMMON STOCK USD.3333333     | CUSIP: 267475101<br>LEI: 549300F56EKTHQI3WT60 | Long             | EC               | CORP              | US        |      4628 | NS      | $433180.80    | 0.57%             |  |  |  | No            | 1                  | On Loan: No      |
| EARTHSTONE ENERGY INC   A                       | COMMON STOCK USD.001         | CUSIP: 27032D304<br>LEI: 54930081UTV7CK45XG14 | Long             | EC               | CORP              | US        |     18362 | NS      | $261291.26    | 0.35%             |  |  |  | No            | 1                  | On Loan: No      |
| EASTERLY GOVERNMENT PROPERTI                    | REIT USD.01                  | CUSIP: 27616P103<br>LEI: 549300ERMCEFC6S8HL77 | Long             | EC               | CORP              | US        |     18389 | NS      | $262411.03    | 0.35%             |  |  |  | No            | 1                  | On Loan: No      |
| EDGEWELL PERSONAL CARE CO                       | COMMON STOCK USD.01          | CUSIP: 28035Q102<br>LEI: 549300CY8QZDL4Z3RU59 | Long             | EC               | CORP              | US        |     34525 | NS      | $1330593.50   | 1.76%             |  |  |  | No            | 1                  | On Loan: No      |
| ELEMENT SOLUTIONS INC                           | COMMON STOCK USD.01          | CUSIP: 28618M106<br>LEI: 549300FLGN6P5CU20J91 | Long             | EC               | CORP              | US        |     18491 | NS      | $336351.29    | 0.44%             |  |  |  | No            | 1                  | On Loan: No      |
| EMBECTA CORP                                    | COMMON STOCK USD.01          | CUSIP: 29082K105<br>LEI: 549300RPG8GXVDHNXZ62 | Long             | EC               | CORP              | US        |     18883 | NS      | $477551.07    | 0.63%             |  |  |  | No            | 1                  | On Loan: No      |
| ENACT HOLDINGS INC                              | COMMON STOCK USD.01          | CUSIP: 29249E109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |      4366 | NS      | $105307.92    | 0.14%             |  |  |  | No            | 1                  | On Loan: No      |
| ENOVIS CORP                                     | COMMON STOCK USD.001         | CUSIP: 194014502<br>LEI: 635400OP2DYYYMOIYL17 | Long             | EC               | CORP              | US        |     15620 | NS      | $835982.40    | 1.10%             |  |  |  | No            | 1                  | On Loan: No      |
| ENTRAVISION COMMUNICATIONS A                    | COMMON STOCK USD.0001        | CUSIP: 29382R107<br>LEI: 549300SKHY2ALCLKV539 | Long             | EC               | CORP              | US        |    112318 | NS      | $539126.40    | 0.71%             |  |  |  | No            | 1                  | On Loan: No      |
| ENVIVA INC                                      | COMMON STOCK                 | CUSIP: 29415B103<br>LEI: 549300WH5VXDEFM5KR81 | Long             | EC               | CORP              | US        |     12936 | NS      | $685219.92    | 0.91%             |  |  |  | No            | 1                  | On Loan: —       |
| ESAB CORP                                       | COMMON STOCK USD.001         | CUSIP: 29605J106<br>LEI: 549300ZNV0SWBXEIWT04 | Long             | EC               | CORP              | US        |     10440 | NS      | $489844.80    | 0.65%             |  |  |  | No            | 1                  | On Loan: No      |
| EURONET WORLDWIDE INC                           | COMMON STOCK USD.02          | CUSIP: 298736109<br>LEI: YG3575C4DSHJPA5KET68 | Long             | EC               | CORP              | US        |      4913 | NS      | $463688.94    | 0.61%             |  |  |  | No            | 1                  | On Loan: No      |
| EVERTEC INC                                     | COMMON STOCK USD.01          | CUSIP: 30040P103<br>LEI: N/A                  | Long             | EC               | CORP              | PR        |     50142 | NS      | $1623597.96   | 2.15%             |  |  |  | No            | 1                  | On Loan: No      |
| FIRST BANCORP PUERTO RICO                       | COMMON STOCK USD.1           | CUSIP: 318672706<br>LEI: N/A                  | Long             | EC               | CORP              | PR        |    111789 | NS      | $1421956.08   | 1.88%             |  |  |  | No            | 1                  | On Loan: No      |
| FIRST INTERSTATE BANCSYS A                      | COMMON STOCK                 | CUSIP: 32055Y201<br>LEI: 549300WRWYTYX0RCNJ43 | Long             | EC               | CORP              | US        |     13859 | NS      | $535650.35    | 0.71%             |  |  |  | No            | 1                  | On Loan: No      |
| FIRST MERCHANTS CORP                            | COMMON STOCK                 | CUSIP: 320817109<br>LEI: TZTBT0OTGQ2FEK6XMX94 | Long             | EC               | CORP              | US        |      8938 | NS      | $367441.18    | 0.49%             |  |  |  | No            | 1                  | On Loan: No      |
| FIRST MID BANCSHARES INC                        | COMMON STOCK USD4.0          | CUSIP: 320866106<br>LEI: 549300XOTES5TCS8T794 | Long             | EC               | CORP              | US        |      4357 | NS      | $139772.56    | 0.18%             |  |  |  | No            | 1                  | On Loan: No      |
| FNB CORP                                        | COMMON STOCK USD.01          | CUSIP: 302520101<br>LEI: PCYSKIGYNYFDTBLVZU83 | Long             | EC               | CORP              | US        |    117027 | NS      | $1527202.35   | 2.02%             |  |  |  | No            | 1                  | On Loan: No      |
| FOUR CORNERS PROPERTY TRUST                     | REIT USD.0001                | CUSIP: 35086T109<br>LEI: 549300SVTPZPBDVNER42 | Long             | EC               | CORP              | US        |     25402 | NS      | $658673.86    | 0.87%             |  |  |  | No            | 1                  | On Loan: No      |
| GATES INDUSTRIAL CORP PLC                       | COMMON STOCK USD.01          | CUSIP: G39108108<br>LEI: N/A                  | Long             | EC               | CORP              | GB        |     82366 | NS      | $939796.06    | 1.24%             |  |  |  | No            | 1                  | On Loan: No      |
| GETTY REALTY CORP                               | REIT USD.01                  | CUSIP: 374297109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |      6403 | NS      | $216741.55    | 0.29%             |  |  |  | No            | 1                  | On Loan: No      |
| GMS INC                                         | COMMON STOCK USD.01          | CUSIP: 36251C103<br>LEI: 52990057RENOQO4U0D72 | Long             | EC               | CORP              | US        |     19820 | NS      | $987036.00    | 1.30%             |  |  |  | No            | 1                  | On Loan: No      |
| GRAHAM CORP                                     | COMMON STOCK USD.1           | CUSIP: 384556106<br>LEI: N/A                  | Long             | EC               | CORP              | US        |      6111 | NS      | $58787.82     | 0.08%             |  |  |  | No            | 1                  | On Loan: No      |
| GRAPHIC PACKAGING HOLDING CO                    | COMMON STOCK USD.01          | CUSIP: 388689101<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     77004 | NS      | $1713339.00   | 2.26%             |  |  |  | No            | 1                  | On Loan: No      |
| HAYWARD HOLDINGS INC                            | COMMON STOCK USD.001         | CUSIP: 421298100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     42546 | NS      | $399932.40    | 0.53%             |  |  |  | No            | 1                  | On Loan: —       |
| HIGHWOODS PROPERTIES INC                        | REIT USD.01                  | CUSIP: 431284108<br>LEI: ZIIGTYKL9T0X3HLTDX53 | Long             | EC               | CORP              | US        |     19295 | NS      | $539874.10    | 0.71%             |  |  |  | No            | 1                  | On Loan: No      |
| HILLMAN SOLUTIONS CORP                          | COMMON STOCK USD.0001        | CUSIP: 431636109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     64665 | NS      | $466234.65    | 0.62%             |  |  |  | No            | 1                  | On Loan: No      |
| HOME BANCSHARES INC                             | COMMON STOCK USD.01          | CUSIP: 436893200<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     55106 | NS      | $1255865.74   | 1.66%             |  |  |  | No            | 1                  | On Loan: No      |
| IBEX LTD                                        | COMMON STOCK USD.0001        | CUSIP: G4690M101<br>LEI: N/A                  | Long             | EC               | CORP              | BM        |     10628 | NS      | $264105.80    | 0.35%             |  |  |  | No            | 1                  | On Loan: No      |
| INDEPENDENT BANK GROUP INC                      | COMMON STOCK USD.01          | CUSIP: 45384B106<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     13038 | NS      | $783323.04    | 1.04%             |  |  |  | No            | 1                  | On Loan: No      |
| KAR AUCTION SERVICES INC                        | COMMON STOCK USD.01          | CUSIP: 48238T109<br>LEI: 5493004HKD20LBSG7D03 | Long             | EC               | CORP              | US        |     42525 | NS      | $554951.25    | 0.73%             |  |  |  | No            | 1                  | On Loan: No      |
| KARAT PACKAGING INC                             | COMMON STOCK USD.001         | CUSIP: 48563L101<br>LEI: 549300JYUKCQP3P8D632 | Long             | EC               | CORP              | US        |      5817 | NS      | $83590.29     | 0.11%             |  |  |  | No            | 1                  | On Loan: No      |
| KITE REALTY GROUP TRUST                         | REIT USD.01                  | CUSIP: 49803T300<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     26926 | NS      | $566792.30    | 0.75%             |  |  |  | No            | 1                  | On Loan: No      |
| KORN FERRY                                      | COMMON STOCK USD.01          | CUSIP: 500643200<br>LEI: 549300FOD20OM0GT5G40 | Long             | EC               | CORP              | US        |     23603 | NS      | $1194783.86   | 1.58%             |  |  |  | No            | 1                  | On Loan: No      |
| KULICKE + SOFFA INDUSTRIES                      | COMMON STOCK                 | CUSIP: 501242101<br>LEI: 529900H6BEIRBF429744 | Long             | EC               | CORP              | US        |     29546 | NS      | $1307705.96   | 1.73%             |  |  |  | No            | 1                  | On Loan: No      |
| LEONARDO DRS INC                                | COMMON STOCK                 | CUSIP: 52661A108<br>LEI: 549300JBC0MVZ0GRX705 | Long             | EC               | CORP              | US        |     13696 | NS      | $175034.88    | 0.23%             |  |  |  | No            | 1                  | On Loan: —       |
| LOOMIS AB                                       | COMMON STOCK SEK5.0          | CUSIP: BMVB56905<br>LEI: 213800NS2XXVRYS7WP40 | Long             | EC               | CORP              | SE        |     16925 | NS      | $463622.81    | 0.61%             |  |  |  | No            | 2                  | On Loan: No      |
| LUXFER HOLDINGS PLC                             | COMMON STOCK USD.5           | CUSIP: G5698W116<br>LEI: 21380045UF5SJYZOXE41 | Long             | EC               | CORP              | GB        |     10932 | NS      | $149987.04    | 0.20%             |  |  |  | No            | 1                  | On Loan: No      |
| MALIBU BOATS INC   A                            | COMMON STOCK USD.01          | CUSIP: 56117J100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     14390 | NS      | $766987.00    | 1.01%             |  |  |  | No            | 1                  | On Loan: No      |
| MARINEMAX INC                                   | COMMON STOCK USD.001         | CUSIP: 567908108<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     22708 | NS      | $708943.76    | 0.94%             |  |  |  | No            | 1                  | On Loan: No      |
| MINERALS TECHNOLOGIES INC                       | COMMON STOCK USD.1           | CUSIP: 603158106<br>LEI: 549300D3I1QU67GP6403 | Long             | EC               | CORP              | US        |     14152 | NS      | $859309.44    | 1.14%             |  |  |  | No            | 1                  | On Loan: No      |
| MKS INSTRUMENTS INC                             | COMMON STOCK                 | CUSIP: 55306N104<br>LEI: 549300KEQATBHAGVF505 | Long             | EC               | CORP              | US        |      4217 | NS      | $357306.41    | 0.47%             |  |  |  | No            | 1                  | On Loan: No      |
| MOHAWK INDUSTRIES INC                           | COMMON STOCK USD.01          | CUSIP: 608190104<br>LEI: 549300JI1115MG3Q6322 | Long             | EC               | CORP              | US        |      4534 | NS      | $463465.48    | 0.61%             |  |  |  | No            | 1                  | On Loan: No      |
| NATL HEALTH INVESTORS INC                       | REIT USD.01                  | CUSIP: 63633D104<br>LEI: 549300ZPKZIG6DKDEC02 | Long             | EC               | CORP              | US        |      8470 | NS      | $442303.40    | 0.58%             |  |  |  | No            | 1                  | On Loan: No      |
| NCS MULTISTAGE HOLDINGS INC                     | COMMON STOCK USD.01          | CUSIP: 628877201<br>LEI: 5493003WLG5T6MNJ7292 | Long             | EC               | CORP              | US        |       402 | NS      | $10050.00     | 0.01%             |  |  |  | No            | 1                  | On Loan: No      |
| NETSTREIT CORP                                  | REIT USD.01                  | CUSIP: 64119V303<br>LEI: 254900CJL0EDMEQ25Q84 | Long             | EC               | CORP              | US        |     10395 | NS      | $190540.35    | 0.25%             |  |  |  | No            | 1                  | On Loan: No      |
| NORTHWEST NATURAL HOLDING CO                    | COMMON STOCK                 | CUSIP: 66765N105<br>LEI: N/A                  | Long             | EC               | CORP              | US        |      3416 | NS      | $162567.44    | 0.21%             |  |  |  | No            | 1                  | On Loan: No      |
| OLD NATIONAL BANCORP                            | COMMON STOCK                 | CUSIP: 680033107<br>LEI: 549300MMK90CL5KMVX16 | Long             | EC               | CORP              | US        |     96581 | NS      | $1736526.38   | 2.29%             |  |  |  | No            | 1                  | On Loan: No      |
| ONEWATER MARINE INC CL A                        | COMMON STOCK USD.01          | CUSIP: 68280L101<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     20731 | NS      | $592906.60    | 0.78%             |  |  |  | No            | 1                  | On Loan: No      |
| ORIGIN BANCORP INC                              | COMMON STOCK                 | CUSIP: 68621T102<br>LEI: 54930055DO2Z4KO3NB45 | Long             | EC               | CORP              | US        |     10179 | NS      | $373569.30    | 0.49%             |  |  |  | No            | 1                  | On Loan: No      |
| PACIFIC PREMIER BANCORP INC                     | COMMON STOCK USD.01          | CUSIP: 69478X105<br>LEI: 549300Q1KIC3KLI0XG98 | Long             | EC               | CORP              | US        |     32652 | NS      | $1030497.12   | 1.36%             |  |  |  | No            | 1                  | On Loan: No      |
| PACTIV EVERGREEN INC                            | COMMON STOCK                 | CUSIP: 69526K105<br>LEI: 894500GNKGJRUSH1F791 | Long             | EC               | CORP              | US        |     63561 | NS      | $722052.96    | 0.95%             |  |  |  | No            | 1                  | On Loan: No      |
| PACWEST BANCORP                                 | COMMON STOCK                 | CUSIP: 695263103<br>LEI: 549300YI8VMFO7G36V04 | Long             | EC               | CORP              | US        |     12043 | NS      | $276386.85    | 0.37%             |  |  |  | No            | 1                  | On Loan: No      |
| PATRIA INVESTMENTS LTD A                        | COMMON STOCK USD.0001        | CUSIP: G69451105<br>LEI: N/A                  | Long             | EC               | CORP              | KY        |     16897 | NS      | $235375.21    | 0.31%             |  |  |  | No            | 1                  | On Loan: No      |
| PATTERSON COS INC                               | COMMON STOCK USD.01          | CUSIP: 703395103<br>LEI: YM48Q2087CUE26GWEK09 | Long             | EC               | CORP              | US        |     33207 | NS      | $930792.21    | 1.23%             |  |  |  | No            | 1                  | On Loan: No      |
| PENN ENTERTAINMENT INC                          | COMMON STOCK USD.01          | CUSIP: 707569109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     10583 | NS      | $314315.10    | 0.42%             |  |  |  | No            | 1                  | On Loan: No      |
| PENSKE AUTOMOTIVE GROUP INC                     | COMMON STOCK USD.0001        | CUSIP: 70959W103<br>LEI: 549300W7UTQ0M4C7LB15 | Long             | EC               | CORP              | US        |      6542 | NS      | $751872.06    | 0.99%             |  |  |  | No            | 1                  | On Loan: No      |
| PHYSICIANS REALTY TRUST                         | REIT USD.01                  | CUSIP: 71943U104<br>LEI: 549300ITOVH0OY7PZC34 | Long             | EC               | CORP              | US        |     32747 | NS      | $473849.09    | 0.63%             |  |  |  | No            | 1                  | On Loan: No      |
| PNM RESOURCES INC                               | COMMON STOCK                 | CUSIP: 69349H107<br>LEI: 5493003JOBJGLZSDDQ28 | Long             | EC               | CORP              | US        |      3156 | NS      | $153981.24    | 0.20%             |  |  |  | No            | 1                  | On Loan: No      |
| PREMIER FINANCIAL CORP                          | COMMON STOCK USD.01          | CUSIP: 74052F108<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     10545 | NS      | $284398.65    | 0.38%             |  |  |  | No            | 1                  | On Loan: No      |
| PROASSURANCE CORP                               | COMMON STOCK USD.01          | CUSIP: 74267C106<br>LEI: 54930015E5J57R675E89 | Long             | EC               | CORP              | US        |      5893 | NS      | $102950.71    | 0.14%             |  |  |  | No            | 1                  | On Loan: No      |
| PROVIDENT FINANCIAL SERVICES                    | COMMON STOCK USD.01          | CUSIP: 74386T105<br>LEI: 529900JOSO3SXEDVE477 | Long             | EC               | CORP              | US        |     17857 | NS      | $381425.52    | 0.50%             |  |  |  | No            | 1                  | On Loan: No      |
| QCR HOLDINGS INC                                | COMMON STOCK USD1.0          | CUSIP: 74727A104<br>LEI: 549300MWKWM7KWJVQO33 | Long             | EC               | CORP              | US        |      5777 | NS      | $286770.28    | 0.38%             |  |  |  | No            | 1                  | On Loan: No      |
| RED ROBIN GOURMET BURGERS                       | COMMON STOCK USD.001         | CUSIP: 75689M101<br>LEI: 529900V6NUMBYX34LV46 | Long             | EC               | CORP              | US        |     22707 | NS      | $126705.06    | 0.17%             |  |  |  | No            | 1                  | On Loan: —       |
| Repurchase Agreement                            | FIXED INC CLEARING CORP.REPO | CUSIP: 85748R009<br>LEI: 549300H47WTHXPU08X20 | Long             | RA               | CORP              | US        |    499850 | PA      | $499849.57    | 0.66%             |  |  |  | No            | 1                  | On Loan: No      |
| RH                                              | COMMON STOCK USD.0001        | CUSIP: 74967X103<br>LEI: 5493008MTS3OGGMHGK69 | Long             | EC               | CORP              | US        |      1147 | NS      | $306466.93    | 0.40%             |  |  |  | No            | 1                  | On Loan: —       |
| SELECTIVE INSURANCE GROUP                       | COMMON STOCK USD2.0          | CUSIP: 816300107<br>LEI: 549300R3WGJWLE40R258 | Long             | EC               | CORP              | US        |      4497 | NS      | $398479.17    | 0.53%             |  |  |  | No            | 1                  | On Loan: No      |
| SKYLINE CHAMPION CORP                           | COMMON STOCK USD.028         | CUSIP: 830830105<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     30496 | NS      | $1570848.96   | 2.08%             |  |  |  | No            | 1                  | On Loan: No      |
| SOLO BRANDS INC   CLASS A                       | COMMON STOCK USD.001         | CUSIP: 83425V104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     37305 | NS      | $138774.60    | 0.18%             |  |  |  | No            | 1                  | On Loan: No      |
| SOUTHSTATE CORP                                 | COMMON STOCK USD2.5          | CUSIP: 840441109<br>LEI: 549300JZUANXM0YQ4W53 | Long             | EC               | CORP              | US        |     19303 | NS      | $1473977.08   | 1.95%             |  |  |  | No            | 1                  | On Loan: No      |
| SOUTHWEST GAS HOLDINGS INC                      | COMMON STOCK USD1.0          | CUSIP: 844895102<br>LEI: OQQR1IQTGBKH0UR88X59 | Long             | EC               | CORP              | US        |      7713 | NS      | $477280.44    | 0.63%             |  |  |  | No            | 1                  | On Loan: No      |
| SPECTRUM BRANDS HOLDINGS INC                    | COMMON STOCK USD.01          | CUSIP: 84790A105<br>LEI: 549300JM0MJETDD30O20 | Long             | EC               | CORP              | US        |     29031 | NS      | $1768568.52   | 2.34%             |  |  |  | No            | 1                  | On Loan: No      |
| State Street Navigator Securities Lending Trust | Prime Portfolio              | CUSIP: 638995910<br>LEI: 5493005HD34MZLK62085 | Long             | STIV             | RF                | US        |    115944 | NS      | $115943.50    | 0.15%             |  |  |  | No            | 1                  | On Loan: No      |
| SUMMIT HOTEL PROPERTIES INC                     | REIT                         | CUSIP: 866082100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     41057 | NS      | $296431.54    | 0.39%             |  |  |  | No            | 1                  | On Loan: No      |
| TAPESTRY INC                                    | COMMON STOCK USD.01          | CUSIP: 876030107<br>LEI: 549300LJNVY5SW3VTN33 | Long             | EC               | CORP              | US        |     40530 | NS      | $1543382.40   | 2.04%             |  |  |  | No            | 1                  | On Loan: No      |
| TECNOGLASS INC                                  | COMMON STOCK USD.0001        | CUSIP: G87264100<br>LEI: 529900YRWTPOC2E6IO67 | Long             | EC               | CORP              | KY        |     24415 | NS      | $751249.55    | 0.99%             |  |  |  | No            | 1                  | On Loan: No      |
| TERADATA CORP                                   | COMMON STOCK USD.01          | CUSIP: 88076W103<br>LEI: 549300JU9SOUHV4U4R71 | Long             | EC               | CORP              | US        |     50846 | NS      | $1711476.36   | 2.26%             |  |  |  | No            | 1                  | On Loan: No      |
| TIMKEN CO                                       | COMMON STOCK                 | CUSIP: 887389104<br>LEI: B0I35MLPFXZSE70ASS73 | Long             | EC               | CORP              | US        |     19474 | NS      | $1376227.58   | 1.82%             |  |  |  | No            | 1                  | On Loan: No      |
| TOWNE BANK                                      | COMMON STOCK USD1.667        | CUSIP: 89214P109<br>LEI: 54930039UO39UJGI7078 | Long             | EC               | CORP              | US        |     11989 | NS      | $369740.76    | 0.49%             |  |  |  | No            | 1                  | On Loan: No      |
| TOWNSQUARE MEDIA INC   CL A                     | COMMON STOCK USD.01          | CUSIP: 892231101<br>LEI: 549300XBA8C68H0DR538 | Long             | EC               | CORP              | US        |     12543 | NS      | $90936.75     | 0.12%             |  |  |  | No            | 1                  | On Loan: No      |
| UMB FINANCIAL CORP                              | COMMON STOCK USD1.0          | CUSIP: 902788108<br>LEI: 549300MGEH3N3CUCV828 | Long             | EC               | CORP              | US        |     17578 | NS      | $1468114.56   | 1.94%             |  |  |  | No            | 1                  | On Loan: No      |
| UMH PROPERTIES INC                              | REIT USD.1                   | CUSIP: 903002103<br>LEI: 529900OM5K3PJ11F0Q09 | Long             | EC               | CORP              | US        |     11811 | NS      | $190157.10    | 0.25%             |  |  |  | No            | 1                  | On Loan: No      |
| VALLEY NATIONAL BANCORP                         | COMMON STOCK                 | CUSIP: 919794107<br>LEI: 549300ET52S1UBIB9762 | Long             | EC               | CORP              | US        |    109850 | NS      | $1242403.50   | 1.64%             |  |  |  | No            | 1                  | On Loan: No      |
| VERITEX HOLDINGS INC                            | COMMON STOCK USD.01          | CUSIP: 923451108<br>LEI: 549300F3SMOML02SC814 | Long             | EC               | CORP              | US        |     26306 | NS      | $738672.48    | 0.98%             |  |  |  | No            | 1                  | On Loan: No      |
| VIZIO HOLDING  CORP A                           | COMMON STOCK USD.0001        | CUSIP: 92858V101<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     22978 | NS      | $170266.98    | 0.23%             |  |  |  | No            | 1                  | On Loan: No      |
| VONTIER CORP                                    | COMMON STOCK USD.0001        | CUSIP: 928881101<br>LEI: 549300VVSQLG4P5K4639 | Long             | EC               | CORP              | US        |     44525 | NS      | $860668.25    | 1.14%             |  |  |  | No            | 1                  | On Loan: No      |
| ZIMVIE INC                                      | COMMON STOCK USD.01          | CUSIP: 98888T107<br>LEI: 549300GFKURT1J6XR665 | Long             | EC               | CORP              | US        |     13329 | NS      | $124492.86    | 0.16%             |  |  |  | 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