# EDGAR Filing Document

**Accession Number:** 0000067160
**File Stem:** 0001398344-23-004827
**Filing Date:** 2023-2
**Character Count:** 31137
**Document Hash:** b9ec93ece513663ff6ff9392b2c91008
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001398344-23-004827.hdr.sgml**: 20230227

**ACCESSION NUMBER**: 0001398344-23-004827

**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:** 23671607

**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/Mid Cap Value Fund (Series ID: S000011478)

| Class ID   | Class Name    | Ticker Symbol   |
|:---|:---|:---|
| C000031708 | Initial Class |  |
| C000067766 | 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 Small/Mid Cap Value Fund

- **b. EDGAR series identifier (if any):** S000011478

- **c. LEI of Series:** 5493001OCN5BF7GVLF58

**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:** $133344707.41

**Total Liabilities:** $312487.28

**Net Assets:** $133032220.13

**Cash Not Reported:** $15.27

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000031708 | -4.72%               | 4.02%                | 10.34%               |
| Class ID C000067766 | -4.81%               | 4.10%                | 10.29%               |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $495801.98               | $-7269944.72                               |
| Month 2  | $952810.35               | $4250808.81                                |
| Month 3  | $149853.81               | $12551210.34                               |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| ACADIA HEALTHCARE CO INC     | COMMON STOCK USD.01          | CUSIP: 00404A109<br>LEI: 5493005CW985Y9D0NC11 | Long             | EC               | CORP              | US        |     22432 | NS      | $1846602.24   | 1.39%             |  |  |  | No            |                  1 | On Loan: No      |
| ACI WORLDWIDE INC            | COMMON STOCK USD.005         | CUSIP: 004498101<br>LEI: 5493003BPVMZUJ6F5C02 | Long             | EC               | CORP              | US        |     65982 | NS      | $1517586.00   | 1.14%             |  |  |  | No            |                  1 | On Loan: No      |
| ADT INC                      | COMMON STOCK USD.01          | CUSIP: 00090Q103<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    174041 | NS      | $1578551.87   | 1.19%             |  |  |  | No            |                  1 | On Loan: No      |
| AECOM                        | COMMON STOCK USD.01          | CUSIP: 00766T100<br>LEI: 0EEB8GF0W0NPCIHZX097 | Long             | EC               | CORP              | US        |     21350 | NS      | $1813255.50   | 1.36%             |  |  |  | No            |                  1 | On Loan: No      |
| ALASKA AIR GROUP INC         | COMMON STOCK USD.01          | CUSIP: 011659109<br>LEI: 529900G48RT4KWLC6C27 | Long             | EC               | CORP              | US        |     35680 | NS      | $1532099.20   | 1.15%             |  |  |  | No            |                  1 | On Loan: No      |
| AMERICAN FINANCIAL GROUP INC | COMMON STOCK                 | CUSIP: 025932104<br>LEI: 549300AFOM7IVKIU1G39 | Long             | EC               | CORP              | US        |     10648 | NS      | $1461757.44   | 1.10%             |  |  |  | No            |                  1 | On Loan: No      |
| ARCOSA INC                   | COMMON STOCK USD.01          | CUSIP: 039653100<br>LEI: 549300WFHLTCZV7D6V29 | Long             | EC               | CORP              | US        |     30196 | NS      | $1640850.64   | 1.23%             |  |  |  | No            |                  1 | On Loan: No      |
| ATI INC                      | COMMON STOCK USD.1           | CUSIP: 01741R102<br>LEI: ZW1LRE7C3H17O2ZN9B45 | Long             | EC               | CORP              | US        |     57663 | NS      | $1721817.18   | 1.29%             |  |  |  | No            |                  1 | On Loan: No      |
| AVNET INC                    | COMMON STOCK USD1.0          | CUSIP: 053807103<br>LEI: XJI53DCPL7QABOWK4Z75 | Long             | EC               | CORP              | US        |     35115 | NS      | $1460081.70   | 1.10%             |  |  |  | No            |                  1 | On Loan: No      |
| BANKUNITED INC               | COMMON STOCK USD.01          | CUSIP: 06652K103<br>LEI: 96OVUWEW5D4YX6PFXD91 | Long             | EC               | CORP              | US        |     35839 | NS      | $1217450.83   | 0.92%             |  |  |  | No            |                  1 | On Loan: No      |
| BATH + BODY WORKS INC        | COMMON STOCK USD.5           | CUSIP: 070830104<br>LEI: GR3KVMWVCR54YWQNXU90 | Long             | EC               | CORP              | US        |     31447 | NS      | $1325176.58   | 1.00%             |  |  |  | No            |                  1 | On Loan: No      |
| BELDEN INC                   | COMMON STOCK USD.01          | CUSIP: 077454106<br>LEI: 68BKYO1JC791TTJHUE82 | Long             | EC               | CORP              | US        |     16424 | NS      | $1180885.60   | 0.89%             |  |  |  | No            |                  1 | On Loan: No      |
| BERRY GLOBAL GROUP INC       | COMMON STOCK USD.01          | CUSIP: 08579W103<br>LEI: 549300G6KKUMMXM8NH73 | Long             | EC               | CORP              | US        |     41620 | NS      | $2515096.60   | 1.89%             |  |  |  | No            |                  1 | On Loan: No      |
| BROADSTONE NET LEASE INC     | REIT USD.00025               | CUSIP: 11135E203<br>LEI: 549300U8D7PT70B49V21 | Long             | EC               | CORP              | US        |     72058 | NS      | $1168060.18   | 0.88%             |  |  |  | No            |                  1 | On Loan: No      |
| CAMDEN PROPERTY TRUST        | REIT USD.01                  | CUSIP: 133131102<br>LEI: 5493002MYX22OHYJBD89 | Long             | EC               | CORP              | US        |     14108 | NS      | $1578403.04   | 1.19%             |  |  |  | No            |                  1 | On Loan: No      |
| CAMECO CORP                  | COMMON STOCK                 | CUSIP: 13321L108<br>LEI: N4BHALMXL3GMZKCUON55 | Long             | EC               | CORP              | CA        |     60710 | NS      | $1376295.70   | 1.03%             |  |  |  | No            |                  1 | On Loan: No      |
| CARTER S INC                 | COMMON STOCK USD.01          | CUSIP: 146229109<br>LEI: 5299003WAQK4R3L3ZU36 | Long             | EC               | CORP              | US        |     14410 | NS      | $1075130.10   | 0.81%             |  |  |  | No            |                  1 | On Loan: No      |
| CBOE GLOBAL MARKETS INC      | COMMON STOCK                 | CUSIP: 12503M108<br>LEI: 529900RLNSGA90UPEH54 | Long             | EC               | CORP              | US        |     10370 | NS      | $1301123.90   | 0.98%             |  |  |  | No            |                  1 | On Loan: No      |
| COMERICA INC                 | COMMON STOCK USD5.0          | CUSIP: 200340107<br>LEI: I9Q57JVPWHHZ3ZGBW498 | Long             | EC               | CORP              | US        |     31218 | NS      | $2086923.30   | 1.57%             |  |  |  | No            |                  1 | On Loan: No      |
| COMMVAULT SYSTEMS INC        | COMMON STOCK USD.01          | CUSIP: 204166102<br>LEI: 65T5VRP62VXG39YFML83 | Long             | EC               | CORP              | US        |     26746 | NS      | $1680718.64   | 1.26%             |  |  |  | No            |                  1 | On Loan: No      |
| COUSINS PROPERTIES INC       | REIT USD1.0                  | CUSIP: 222795502<br>LEI: 5493007XPYD5EJABN062 | Long             | EC               | CORP              | US        |     36928 | NS      | $933909.12    | 0.70%             |  |  |  | No            |                  1 | On Loan: No      |
| CRITEO SA SPON ADR           | ADR EUR.025                  | CUSIP: 226718104<br>LEI: 969500EELFB4RDMFHA76 | Long             | EC               | CORP              | FR        |     56141 | NS      | $1463034.46   | 1.10%             |  |  |  | No            |                  1 | On Loan: No      |
| CUBESMART                    | REIT USD.01                  | CUSIP: 229663109<br>LEI: 549300MPHKO3I3FJRA97 | Long             | EC               | CORP              | US        |     42354 | NS      | $1704748.50   | 1.28%             |  |  |  | No            |                  1 | On Loan: No      |
| DANA INC                     | COMMON STOCK USD.01          | CUSIP: 235825205<br>LEI: KVWHW7YLZPFJM8QYNJ51 | Long             | EC               | CORP              | US        |     65036 | NS      | $983994.68    | 0.74%             |  |  |  | No            |                  1 | On Loan: No      |
| DINE BRANDS GLOBAL INC       | COMMON STOCK USD.01          | CUSIP: 254423106<br>LEI: 529900HKM8OWSHLKJY75 | Long             | EC               | CORP              | US        |     21011 | NS      | $1357310.60   | 1.02%             |  |  |  | No            |                  1 | On Loan: No      |
| DYCOM INDUSTRIES INC         | COMMON STOCK USD.3333333     | CUSIP: 267475101<br>LEI: 549300F56EKTHQI3WT60 | Long             | EC               | CORP              | US        |     17537 | NS      | $1641463.20   | 1.23%             |  |  |  | No            |                  1 | On Loan: No      |
| ENVISTA HOLDINGS CORP        | COMMON STOCK USD.01          | CUSIP: 29415F104<br>LEI: 549300BX623VURJZ5269 | Long             | EC               | CORP              | US        |     60290 | NS      | $2029964.30   | 1.53%             |  |  |  | No            |                  1 | On Loan: No      |
| EVEREST RE GROUP LTD         | COMMON STOCK USD.01          | CUSIP: G3223R108<br>LEI: 549300N24XF2VV0B3570 | Long             | EC               | CORP              | BM        |      4510 | NS      | $1494027.70   | 1.12%             |  |  |  | No            |                  1 | On Loan: No      |
| FIRST BANCORP PUERTO RICO    | COMMON STOCK USD.1           | CUSIP: 318672706<br>LEI: N/A                  | Long             | EC               | CORP              | PR        |    136400 | NS      | $1735008.00   | 1.30%             |  |  |  | No            |                  1 | On Loan: No      |
| FIRST CITIZENS BCSHS   CL A  | COMMON STOCK USD1.0          | CUSIP: 31946M103<br>LEI: 549300N3Z00ZHE2XC526 | Long             | EC               | CORP              | US        |      3013 | NS      | $2284938.68   | 1.72%             |  |  |  | No            |                  1 | On Loan: No      |
| FIRST HAWAIIAN INC           | COMMON STOCK USD.01          | CUSIP: 32051X108<br>LEI: 5493002DJSH46F5OLV06 | Long             | EC               | CORP              | US        |     77083 | NS      | $2007241.32   | 1.51%             |  |  |  | No            |                  1 | On Loan: No      |
| FLUOR CORP                   | COMMON STOCK USD.01          | CUSIP: 343412102<br>LEI: CQ7WZ4NOFWT7FAE6Q943 | Long             | EC               | CORP              | US        |     38840 | NS      | $1346194.40   | 1.01%             |  |  |  | No            |                  1 | On Loan: No      |
| GEN DIGITAL INC              | COMMON STOCK USD.01          | CUSIP: 668771108<br>LEI: YF6ZV0M6AU4FY94MK914 | Long             | EC               | CORP              | US        |     62383 | NS      | $1336867.69   | 1.00%             |  |  |  | No            |                  1 | On Loan: No      |
| GENPACT LTD                  | COMMON STOCK USD.01          | CUSIP: G3922B107<br>LEI: 529900OSEC6Q0L4L5B35 | Long             | EC               | CORP              | BM        |     29920 | NS      | $1385894.40   | 1.04%             |  |  |  | No            |                  1 | On Loan: No      |
| GOODYEAR TIRE + RUBBER CO    | COMMON STOCK                 | CUSIP: 382550101<br>LEI: 5493002BI0S2ZQUY3437 | Long             | EC               | CORP              | US        |    127597 | NS      | $1295109.55   | 0.97%             |  |  |  | No            |                  1 | On Loan: No      |
| HAIN CELESTIAL GROUP INC     | COMMON STOCK USD.01          | CUSIP: 405217100<br>LEI: 5493000S8QXWHLIXDP75 | Long             | EC               | CORP              | US        |     72768 | NS      | $1177386.24   | 0.89%             |  |  |  | No            |                  1 | On Loan: No      |
| HANOVER INSURANCE GROUP INC/ | COMMON STOCK USD.01          | CUSIP: 410867105<br>LEI: JJYR6MFKFF6CF8DBZ078 | Long             | EC               | CORP              | US        |     11958 | NS      | $1615884.54   | 1.21%             |  |  |  | No            |                  1 | On Loan: No      |
| HELMERICH + PAYNE            | COMMON STOCK USD.1           | CUSIP: 423452101<br>LEI: 254900NAOGHJ88RZ4C73 | Long             | EC               | CORP              | US        |     30850 | NS      | $1529234.50   | 1.15%             |  |  |  | No            |                  1 | On Loan: No      |
| HERC HOLDINGS INC            | COMMON STOCK USD.01          | CUSIP: 42704L104<br>LEI: 549300TP80QLITMSBP82 | Long             | EC               | CORP              | US        |     14680 | NS      | $1931447.60   | 1.45%             |  |  |  | No            |                  1 | On Loan: No      |
| HF SINCLAIR CORP             | COMMON STOCK                 | CUSIP: 403949100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     27365 | NS      | $1419969.85   | 1.07%             |  |  |  | No            |                  1 | On Loan: No      |
| HILTON GRAND VACATIONS INC   | COMMON STOCK USD.01          | CUSIP: 43283X105<br>LEI: 549300O9K6MFD8D07574 | Long             | EC               | CORP              | US        |     41003 | NS      | $1580255.62   | 1.19%             |  |  |  | No            |                  1 | On Loan: No      |
| HUNTSMAN CORP                | COMMON STOCK USD.01          | CUSIP: 447011107<br>LEI: 5299000V56320A7RIQ67 | Long             | EC               | CORP              | US        |     65270 | NS      | $1793619.60   | 1.35%             |  |  |  | No            |                  1 | On Loan: No      |
| IDACORP INC                  | COMMON STOCK                 | CUSIP: 451107106<br>LEI: N134NUJDWN8UEFA8B673 | Long             | EC               | CORP              | US        |     20995 | NS      | $2264310.75   | 1.70%             |  |  |  | No            |                  1 | On Loan: No      |
| INNOSPEC INC                 | COMMON STOCK USD.01          | CUSIP: 45768S105<br>LEI: 213800SQBACNY5IWJO68 | Long             | EC               | CORP              | US        |      8333 | NS      | $857132.38    | 0.64%             |  |  |  | No            |                  1 | On Loan: No      |
| INTEGRA LIFESCIENCES HOLDING | COMMON STOCK USD.01          | CUSIP: 457985208<br>LEI: WB7IJCYY8YFTENS4O147 | Long             | EC               | CORP              | US        |     36999 | NS      | $2074533.93   | 1.56%             |  |  |  | No            |                  1 | On Loan: No      |
| KB HOME                      | COMMON STOCK USD1.0          | CUSIP: 48666K109<br>LEI: 549300LGUCWQURMWLG09 | Long             | EC               | CORP              | US        |     39737 | NS      | $1265623.45   | 0.95%             |  |  |  | No            |                  1 | On Loan: No      |
| KEMPER CORP                  | COMMON STOCK USD.1           | CUSIP: 488401100<br>LEI: 549300FNI1JKTRY2PV09 | Long             | EC               | CORP              | US        |     26680 | NS      | $1312656.00   | 0.99%             |  |  |  | No            |                  1 | On Loan: No      |
| KNIGHT SWIFT TRANSPORTATION  | COMMON STOCK USD.01          | CUSIP: 499049104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     37263 | NS      | $1952953.83   | 1.47%             |  |  |  | No            |                  1 | On Loan: No      |
| KORN FERRY                   | COMMON STOCK USD.01          | CUSIP: 500643200<br>LEI: 549300FOD20OM0GT5G40 | Long             | EC               | CORP              | US        |     17330 | NS      | $877244.60    | 0.66%             |  |  |  | No            |                  1 | On Loan: No      |
| KULICKE + SOFFA INDUSTRIES   | COMMON STOCK                 | CUSIP: 501242101<br>LEI: 529900H6BEIRBF429744 | Long             | EC               | CORP              | US        |     25512 | NS      | $1129161.12   | 0.85%             |  |  |  | No            |                  1 | On Loan: No      |
| LUMENTUM HOLDINGS INC        | COMMON STOCK USD.001         | CUSIP: 55024U109<br>LEI: 549300JLWRRC38DWEF52 | Long             | EC               | CORP              | US        |     19640 | NS      | $1024618.80   | 0.77%             |  |  |  | No            |                  1 | On Loan: No      |
| MAGNOLIA OIL + GAS CORP   A  | COMMON STOCK USD.0001        | CUSIP: 559663109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     72210 | NS      | $1693324.50   | 1.27%             |  |  |  | No            |                  1 | On Loan: No      |
| MASONITE INTERNATIONAL CORP  | COMMON STOCK                 | CUSIP: 575385109<br>LEI: 549300H0H07ZFT4JYM32 | Long             | EC               | CORP              | CA        |     18421 | NS      | $1484916.81   | 1.12%             |  |  |  | No            |                  1 | On Loan: No      |
| MOELIS + CO   CLASS A        | COMMON STOCK USD.01          | CUSIP: 60786M105<br>LEI: 549300891QNU7VTQUR83 | Long             | EC               | CORP              | US        |     33606 | NS      | $1289462.22   | 0.97%             |  |  |  | No            |                  1 | On Loan: No      |
| NOMAD FOODS LTD              | COMMON STOCK                 | CUSIP: G6564A105<br>LEI: 5493000ZZ1837DS2SI43 | Long             | EC               | CORP              | VG        |    115348 | NS      | $1988599.52   | 1.49%             |  |  |  | No            |                  1 | On Loan: No      |
| ON SEMICONDUCTOR             | COMMON STOCK USD.01          | CUSIP: 682189105<br>LEI: ZV20P4CNJVT8V1ZGJ064 | Long             | EC               | CORP              | US        |     10580 | NS      | $659874.60    | 0.50%             |  |  |  | No            |                  1 | On Loan: No      |
| OSHKOSH CORP                 | COMMON STOCK USD.01          | CUSIP: 688239201<br>LEI: 549300FEKNPCFSA2B506 | Long             | EC               | CORP              | US        |     13701 | NS      | $1208291.19   | 0.91%             |  |  |  | No            |                  1 | On Loan: No      |
| PAPA JOHN S INTL INC         | COMMON STOCK USD.01          | CUSIP: 698813102<br>LEI: HZYLD3DK5XOX0WBVNB56 | Long             | EC               | CORP              | US        |     17632 | NS      | $1451289.92   | 1.09%             |  |  |  | No            |                  1 | On Loan: No      |
| PEDIATRIX MEDICAL GROUP INC  | COMMON STOCK USD.01          | CUSIP: 58502B106<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     82910 | NS      | $1232042.60   | 0.93%             |  |  |  | No            |                  1 | On Loan: No      |
| PHYSICIANS REALTY TRUST      | REIT USD.01                  | CUSIP: 71943U104<br>LEI: 549300ITOVH0OY7PZC34 | Long             | EC               | CORP              | US        |    106994 | NS      | $1548203.18   | 1.16%             |  |  |  | No            |                  1 | On Loan: No      |
| PULTEGROUP INC               | COMMON STOCK USD.01          | CUSIP: 745867101<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     43810 | NS      | $1994669.30   | 1.50%             |  |  |  | No            |                  1 | On Loan: No      |
| RALPH LAUREN CORP            | COMMON STOCK USD.01          | CUSIP: 751212101<br>LEI: HO1QNWM0IXBZ0QSMMO20 | Long             | EC               | CORP              | US        |     17740 | NS      | $1874585.80   | 1.41%             |  |  |  | No            |                  1 | On Loan: No      |
| REGAL REXNORD CORP           | COMMON STOCK USD.01          | CUSIP: 758750103<br>LEI: QH78R09VCJGQKPBPYU33 | Long             | EC               | CORP              | US        |     16002 | NS      | $1919919.96   | 1.44%             |  |  |  | No            |                  1 | On Loan: No      |
| REINSURANCE GROUP OF AMERICA | COMMON STOCK USD.01          | CUSIP: 759351604<br>LEI: LORM1GNEU1DKEW527V90 | Long             | EC               | CORP              | US        |     10990 | NS      | $1561569.10   | 1.17%             |  |  |  | No            |                  1 | On Loan: No      |
| RELIANCE STEEL + ALUMINUM    | COMMON STOCK                 | CUSIP: 759509102<br>LEI: 549300E287ZOFT3C5Z56 | Long             | EC               | CORP              | US        |      5355 | NS      | $1084066.20   | 0.81%             |  |  |  | No            |                  1 | On Loan: No      |
| Repurchase Agreement         | FIXED INC CLEARING CORP.REPO | CUSIP: 85748R009<br>LEI: 549300H47WTHXPU08X20 | Long             | RA               | CORP              | US        |    898102 | PA      | $898101.75    | 0.68%             |  |  |  | No            |                  1 | On Loan: No      |
| ROBERT HALF INTL INC         | COMMON STOCK USD.001         | CUSIP: 770323103<br>LEI: 529900VPCUY9H3HLIC08 | Long             | EC               | CORP              | US        |     17039 | NS      | $1257989.37   | 0.95%             |  |  |  | No            |                  1 | On Loan: No      |
| RXO INC                      | COMMON STOCK                 | CUSIP: 74982T103<br>LEI: 549300KL8CA6GP8XPM30 | Long             | EC               | CORP              | US        |     12115 | NS      | $208378.00    | 0.16%             |  |  |  | No            |                  1 | On Loan: No      |
| SALLY BEAUTY HOLDINGS INC    | COMMON STOCK USD.01          | CUSIP: 79546E104<br>LEI: 529900VXW6E8ONDIQ271 | Long             | EC               | CORP              | US        |     94240 | NS      | $1179884.80   | 0.89%             |  |  |  | No            |                  1 | On Loan: No      |
| SELECTIVE INSURANCE GROUP    | COMMON STOCK USD2.0          | CUSIP: 816300107<br>LEI: 549300R3WGJWLE40R258 | Long             | EC               | CORP              | US        |     16267 | NS      | $1441418.87   | 1.08%             |  |  |  | No            |                  1 | On Loan: No      |
| SENSATA TECHNOLOGIES HOLDING | COMMON STOCK EUR.01          | CUSIP: G8060N102<br>LEI: 529900MS7KFYCY9MS037 | Long             | EC               | CORP              | GB        |     32700 | NS      | $1320426.00   | 0.99%             |  |  |  | No            |                  1 | On Loan: No      |
| SOUTHWEST GAS HOLDINGS INC   | COMMON STOCK USD1.0          | CUSIP: 844895102<br>LEI: OQQR1IQTGBKH0UR88X59 | Long             | EC               | CORP              | US        |     17150 | NS      | $1061242.00   | 0.80%             |  |  |  | No            |                  1 | On Loan: No      |
| SPIRIT AEROSYSTEMS HOLD CL A | COMMON STOCK USD.01          | CUSIP: 848574109<br>LEI: ZD2NBKV6GCC3UMGBM518 | Long             | EC               | CORP              | US        |     62450 | NS      | $1848520.00   | 1.39%             |  |  |  | No            |                  1 | On Loan: No      |
| STAG INDUSTRIAL INC          | REIT USD.01                  | CUSIP: 85254J102<br>LEI: 549300QWYX2W6FASVQ07 | Long             | EC               | CORP              | US        |     39258 | NS      | $1268425.98   | 0.95%             |  |  |  | No            |                  1 | On Loan: No      |
| STAR BULK CARRIERS CORP      | COMMON STOCK USD.01          | CUSIP: Y8162K204<br>LEI: 549300SO3FMK7H6DDY54 | Long             | EC               | CORP              | MH        |     62804 | NS      | $1207720.92   | 0.91%             |  |  |  | No            |                  1 | On Loan: No      |
| STIFEL FINANCIAL CORP        | COMMON STOCK USD.15          | CUSIP: 860630102<br>LEI: 549300E5F07FE5GHJX84 | Long             | EC               | CORP              | US        |     31390 | NS      | $1832234.30   | 1.38%             |  |  |  | No            |                  1 | On Loan: No      |
| SYNAPTICS INC                | COMMON STOCK USD.001         | CUSIP: 87157D109<br>LEI: 549300AJ3LI4FWNRQX29 | Long             | EC               | CORP              | US        |     14879 | NS      | $1415885.64   | 1.06%             |  |  |  | No            |                  1 | On Loan: No      |
| SYNEOS HEALTH INC            | COMMON STOCK USD.01          | CUSIP: 87166B102<br>LEI: 549300F1ZGKDS8P6GU13 | Long             | EC               | CORP              | US        |     26940 | NS      | $988159.20    | 0.74%             |  |  |  | No            |                  1 | On Loan: No      |
| SYNOVUS FINANCIAL CORP       | COMMON STOCK USD1.0          | CUSIP: 87161C501<br>LEI: 549300EIUS8UN5JTLE54 | Long             | EC               | CORP              | US        |     46744 | NS      | $1755237.20   | 1.32%             |  |  |  | No            |                  1 | On Loan: No      |
| TAPESTRY INC                 | COMMON STOCK USD.01          | CUSIP: 876030107<br>LEI: 549300LJNVY5SW3VTN33 | Long             | EC               | CORP              | US        |     53500 | NS      | $2037280.00   | 1.53%             |  |  |  | No            |                  1 | On Loan: No      |
| TAYLOR MORRISON HOME CORP    | COMMON STOCK USD.00001       | CUSIP: 87724P106<br>LEI: 5299009UDLLGLKOOJE30 | Long             | EC               | CORP              | US        |     35754 | NS      | $1085133.90   | 0.82%             |  |  |  | No            |                  1 | On Loan: No      |
| TEXAS CAPITAL BANCSHARES INC | COMMON STOCK USD.01          | CUSIP: 88224Q107<br>LEI: 549300466Q2SXRX0YM48 | Long             | EC               | CORP              | US        |     29194 | NS      | $1760690.14   | 1.32%             |  |  |  | No            |                  1 | On Loan: No      |
| TIMKEN CO                    | COMMON STOCK                 | CUSIP: 887389104<br>LEI: B0I35MLPFXZSE70ASS73 | Long             | EC               | CORP              | US        |     20893 | NS      | $1476508.31   | 1.11%             |  |  |  | No            |                  1 | On Loan: No      |
| VERTIV HOLDINGS CO           | COMMON STOCK USD.0001        | CUSIP: 92537N108<br>LEI: 549300KTTIRAOGXCRV69 | Long             | EC               | CORP              | US        |    144366 | NS      | $1972039.56   | 1.48%             |  |  |  | No            |                  1 | On Loan: No      |
| WEBSTER FINANCIAL CORP       | COMMON STOCK USD.01          | CUSIP: 947890109<br>LEI: KMRURHT0VWKYS6Z5KU67 | Long             | EC               | CORP              | US        |     25019 | NS      | $1184399.46   | 0.89%             |  |  |  | No            |                  1 | On Loan: No      |
| WILLIAMS SONOMA INC          | COMMON STOCK USD.01          | CUSIP: 969904101<br>LEI: 549300IARG6YWVTZ1I92 | Long             | EC               | CORP              | US        |     11141 | NS      | $1280323.72   | 0.96%             |  |  |  | No            |                  1 | On Loan: No      |
| WINTRUST FINANCIAL CORP      | COMMON STOCK                 | CUSIP: 97650W108<br>LEI: Q774KI4AW80FHFW33O61 | Long             | EC               | CORP              | US        |     23426 | NS      | $1979965.52   | 1.49%             |  |  |  | No            |                  1 | On Loan: No      |
| XPO INC                      | COMMON STOCK USD.001         | CUSIP: 983793100<br>LEI: 54930096DB9LCLPN7H13 | Long             | EC               | CORP              | US        |     52830 | NS      | $1758710.70   | 1.32%             |  |  |  | No            |                  1 | On Loan: No      |
| ZIONS BANCORP NA             | COMMON STOCK USD.001         | CUSIP: 989701107<br>LEI: 8WH0EE09O9V05QJZ3V89 | Long             | EC               | CORP              | US        |     41808 | NS      | $2055281.28   | 1.54%             |  |  |  | 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