# EDGAR Filing Document

**Accession Number:** 0000742212
**File Stem:** 0001752724-25-192566
**Filing Date:** 2025-8
**Character Count:** 41026
**Document Hash:** caa7f23d17022cf446f379e66542440e
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-25-192566.hdr.sgml**: 20250819

**ACCESSION NUMBER**: 0001752724-25-192566

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250630

**FILED AS OF DATE**: 20250819

**DATE AS OF CHANGE**: 20250819

**PERIOD START**: 20251231

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** NORTHWESTERN MUTUAL SERIES FUND INC
- **CENTRAL INDEX KEY:** 0000742212

**ORGANIZATION NAME:**
- **EIN:** 391603401
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-03990
- **FILM NUMBER:** 251231246

**BUSINESS ADDRESS:**
- **STREET 1:** 720 E WISCONSIN AVE
- **CITY:** MILWAUKEE
- **STATE:** WI
- **ZIP:** 53202
- **BUSINESS PHONE:** 4142992508

**MAIL ADDRESS:**
- **STREET 1:** 720 EAST WISCONSIN AVE
- **CITY:** MILWAUKEE
- **STATE:** WI
- **ZIP:** 53202

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** NORTHWESTERN MUTUAL VARIABLE LIFE SERIES FUND INC
- **DATE OF NAME CHANGE:** 19940830

## Series and Classes Contracts Data

### Equity Income Portfolio (Series ID: S000000042)

| Class ID   | Class Name              | Ticker Symbol   |
|:---|:---|:---|
| C000000077 | Equity Income Portfolio |  |

## Form NPORT-P: Monthly Portfolio Investments Report

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

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

- **a. Name of Registrant:** NORTHWESTERN MUTUAL SERIES FUND INC

- **b. Investment Company Act file number:** 811-03990

- **c. CIK number of Registrant:** 0000742212

- **d. LEI of Registrant:** 549300T1UBX7MDSNZA55

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

  - **Street Address 1:** 720 E WISCONSIN AVE

  - **City:** MILWAUKEE

  - **State:** WI

  - **Foreign country:** US

  - **Zip / Postal Code:** 53202

  - **Telephone number:** 414-271-1444

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

- **a. Name of Series:** Equity Income Portfolio

- **b. EDGAR series identifier (if any):** S000000042

- **c. LEI of Series:** 549300X5C6L2WKRYCD90

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

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

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

**Item A.4. Final filing**

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

### Fund Information

**Total Assets:** $742400171.88

**Total Liabilities:** $386932.75

**Net Assets:** $742013239.13

**Cash Not Reported:** $8915898.87

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000000077 | -4.46%               | 3.86%                | 2.77%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $3539201.90              | $-36783690.15                              |
| Month 2  | $2394094.41              | $22984953.85                               |
| Month 3  | $26276935.35             | $-7945637.81                               |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| EQT Corp                         | EQT Corp                         | CUSIP: 26884L109<br>LEI: 4NT01YGM4X7ZX86ISY52 | Long             | EC               | CORP              | US        |     72821 | NS      | $4246920.72   | 0.57%             |  |  |  | No            |                  1 | On Loan: No      |
| Equitable Holdings Inc           | Equitable Holdings Inc           | CUSIP: 29452E101<br>LEI: 549300FIBAKMNHPZ4009 | Long             | EC               | CORP              | US        |    202090 | NS      | $11337249.00  | 1.53%             |  |  |  | No            |                  1 | On Loan: No      |
| Salesforce Inc                   | Salesforce Inc                   | CUSIP: 79466L302<br>LEI: RCGZFPDMRW58VJ54VR07 | Long             | EC               | CORP              | US        |     29136 | NS      | $7945095.84   | 1.07%             |  |  |  | No            |                  1 | On Loan: No      |
| L3Harris Technologies Inc        | L3Harris Technologies Inc        | CUSIP: 502431109<br>LEI: 549300UTE50ZMDBG8A20 | Long             | EC               | CORP              | US        |     51320 | NS      | $12873108.80  | 1.73%             |  |  |  | No            |                  1 | On Loan: No      |
| United Parcel Service Inc        | United Parcel Service Inc        | CUSIP: 911312106<br>LEI: D01LMJZU09ULLNCY6Z23 | Long             | EC               | CORP              | US        |     59114 | NS      | $5966967.16   | 0.80%             |  |  |  | No            |                  1 | On Loan: No      |
| Dollar General Corp              | Dollar General Corp              | CUSIP: 256677105<br>LEI: OPX52SQVOZI8IVSWYU66 | Long             | EC               | CORP              | US        |     18102 | NS      | $2070506.76   | 0.28%             |  |  |  | No            |                  1 | On Loan: No      |
| Accenture PLC                    | Accenture PLC                    | CUSIP: 000000000<br>LEI: 5493000EWHDSR3MZWH98 | Long             | EC               | CORP              | IE        |     20809 | NS      | $6219602.01   | 0.84%             |  |  |  | No            |                  1 | On Loan: No      |
| Equity Residential               | Equity Residential               | CUSIP: 29476L107<br>LEI: 5493008RACSH5EP3PI59 | Long             | EC               |  | US        |    159801 | NS      | $10784969.49  | 1.45%             |  |  |  | No            |                  1 | On Loan: No      |
| Viatris Inc                      | Viatris Inc                      | CUSIP: 92556V106<br>LEI: 254900ZZTSW7NL773X71 | Long             | EC               | CORP              | US        |    554822 | NS      | $4954560.46   | 0.67%             |  |  |  | No            |                  1 | On Loan: No      |
| Dominion Energy Inc              | Dominion Energy Inc              | CUSIP: 25746U109<br>LEI: ILUL7B6Z54MRYCF6H308 | Long             | EC               | CORP              | US        |     96668 | NS      | $5463675.36   | 0.74%             |  |  |  | No            |                  1 | On Loan: No      |
| Johnson & Johnson                | Johnson & Johnson                | CUSIP: 478160104<br>LEI: 549300G0CFPGEF6X2043 | Long             | EC               | CORP              | US        |     21772 | NS      | $3325673.00   | 0.45%             |  |  |  | No            |                  1 | On Loan: No      |
| Hess Corp                        | Hess Corp                        | CUSIP: 42809H107<br>LEI: UASVRYNXNK17ULIGK870 | Long             | EC               | CORP              | US        |     17895 | NS      | $2479173.30   | 0.33%             |  |  |  | No            |                  1 | On Loan: No      |
| UnitedHealth Group Inc           | UnitedHealth Group Inc           | CUSIP: 91324P102<br>LEI: 549300GHBMY8T5GXDE41 | Long             | EC               | CORP              | US        |     18400 | NS      | $5740248.00   | 0.77%             |  |  |  | No            |                  1 | On Loan: No      |
| Philip Morris International Inc  | Philip Morris International Inc  | CUSIP: 718172109<br>LEI: HL3H1H2BGXWVG3BSWR90 | Long             | EC               | CORP              | US        |     62925 | NS      | $11460530.25  | 1.54%             |  |  |  | No            |                  1 | On Loan: No      |
| Wells Fargo & Co                 | Wells Fargo & Co                 | CUSIP: 949746101<br>LEI: PBLD0EJDB5FWOLXP3B76 | Long             | EC               | CORP              | US        |    172034 | NS      | $13783364.08  | 1.86%             |  |  |  | No            |                  1 | On Loan: No      |
| News Corp                        | News Corp                        | CUSIP: 65249B109<br>LEI: 549300ITS31QK8VRBQ14 | Long             | EC               | CORP              | US        |    268975 | NS      | $7993937.00   | 1.08%             |  |  |  | No            |                  1 | On Loan: No      |
| NextEra Energy Inc               | NextEra Energy Inc               | CUSIP: 65339F101<br>LEI: 254900RHL9MEUS5NKX63 | Long             | EC               | CORP              | US        |     66653 | NS      | $4627051.26   | 0.62%             |  |  |  | No            |                  1 | On Loan: No      |
| Schlumberger NV                  | Schlumberger NV                  | CUSIP: 806857108<br>LEI: 213800ZUA17OK3QLGM62 | Long             | EC               | CORP              | CW        |    144660 | NS      | $4889508.00   | 0.66%             |  |  |  | No            |                  1 | On Loan: No      |
| Thermo Fisher Scientific Inc     | Thermo Fisher Scientific Inc     | CUSIP: 883556102<br>LEI: HCHV7422L5HDJZCRFL38 | Long             | EC               | CORP              | US        |      7851 | NS      | $3183266.46   | 0.43%             |  |  |  | No            |                  1 | On Loan: No      |
| EOG Resources Inc                | EOG Resources Inc                | CUSIP: 26875P101<br>LEI: XWTZDRYZPBUHIQBKDB46 | Long             | EC               | CORP              | US        |     24446 | NS      | $2923986.06   | 0.39%             |  |  |  | No            |                  1 | On Loan: No      |
| 3M Co                            | 3M Co                            | CUSIP: 88579Y101<br>LEI: LUZQVYP4VS22CLWDAR65 | Long             | EC               | CORP              | US        |     13527 | NS      | $2059350.48   | 0.28%             |  |  |  | No            |                  1 | On Loan: No      |
| Williams Cos Inc/The             | Williams Cos Inc/The             | CUSIP: 969457100<br>LEI: D71FAKCBLFS2O0RBPG08 | Long             | EC               | CORP              | US        |     71400 | NS      | $4484634.00   | 0.60%             |  |  |  | No            |                  1 | On Loan: No      |
| Citigroup Inc                    | Citigroup Inc                    | CUSIP: 172967424<br>LEI: 6SHGI4ZSSLCXXQSBB395 | Long             | EC               | CORP              | US        |    149683 | NS      | $12741016.96  | 1.72%             |  |  |  | No            |                  1 | On Loan: No      |
| Chubb Ltd                        | Chubb Ltd                        | CUSIP: 000000000<br>LEI: E0JAN6VLUDI1HITHT809 | Long             | EC               | CORP              | CH        |     39153 | NS      | $11343407.16  | 1.53%             |  |  |  | No            |                  1 | On Loan: No      |
| Samsung Electronics Co Ltd       | Samsung Electronics Co Ltd       | CUSIP: 000000000<br>LEI: 9884007ER46L6N7EI764 | Long             | EC               | CORP              | KR        |    137417 | NS      | $6092332.82   | 0.82%             |  |  |  | No            |                  2 | On Loan: No      |
| Xcel Energy Inc                  | Xcel Energy Inc                  | CUSIP: 98389B100<br>LEI: LGJNMI9GH8XIDG5RCM61 | Long             | EC               | CORP              | US        |     23714 | NS      | $1614923.40   | 0.22%             |  |  |  | No            |                  1 | On Loan: No      |
| Comcast Corp                     | Comcast Corp                     | CUSIP: 20030N101<br>LEI: 51M0QTTNCGUN7KFCFZ59 | Long             | EC               | CORP              | US        |    121339 | NS      | $4330588.91   | 0.58%             |  |  |  | No            |                  1 | On Loan: No      |
| AGCO Corp                        | AGCO Corp                        | CUSIP: 001084102<br>LEI: LYOM0B2GCF1JWXK5ZG04 | Long             | EC               | CORP              | US        |     30694 | NS      | $3166393.04   | 0.43%             |  |  |  | No            |                  1 | On Loan: No      |
| Sun Communities Inc              | Sun Communities Inc              | CUSIP: 866674104<br>LEI: 549300H5GEOJYN41ZG57 | Long             | EC               |  | US        |     10334 | NS      | $1307147.66   | 0.18%             |  |  |  | No            |                  1 | On Loan: No      |
| Medtronic PLC                    | Medtronic PLC                    | CUSIP: 000000000<br>LEI: 549300GX3ZBSQWUXY261 | Long             | EC               | CORP              | IE        |     68125 | NS      | $5938456.25   | 0.80%             |  |  |  | No            |                  1 | On Loan: No      |
| Advanced Micro Devices Inc       | Advanced Micro Devices Inc       | CUSIP: 007903107<br>LEI: R2I72C950HOYXII45366 | Long             | EC               | CORP              | US        |     24520 | NS      | $3479388.00   | 0.47%             |  |  |  | No            |                  1 | On Loan: No      |
| Huntington Bancshares Inc/OH     | Huntington Bancshares Inc/OH     | CUSIP: 446150104<br>LEI: 549300XTVCVV9I7B5T19 | Long             | EC               | CORP              | US        |    440307 | NS      | $7379545.32   | 0.99%             |  |  |  | No            |                  1 | On Loan: No      |
| Texas Instruments Inc            | Texas Instruments Inc            | CUSIP: 882508104<br>LEI: WDJNR2L6D8RWOEB8T652 | Long             | EC               | CORP              | US        |     36595 | NS      | $7597853.90   | 1.02%             |  |  |  | No            |                  1 | On Loan: No      |
| Alphabet Inc                     | Alphabet Inc                     | CUSIP: 02079K305<br>LEI: 5493006MHB84DD0ZWV18 | Long             | EC               | CORP              | US        |     50650 | NS      | $8926049.50   | 1.20%             |  |  |  | No            |                  1 | On Loan: No      |
| Phillips 66                      | Phillips 66                      | CUSIP: 718546104<br>LEI: 5493005JBO5YSIGK1814 | Long             | EC               | CORP              | US        |     26500 | NS      | $3161450.00   | 0.43%             |  |  |  | No            |                  1 | On Loan: No      |
| Southern Co/The                  | Southern Co/The                  | CUSIP: 842587107<br>LEI: 549300FC3G3YU2FBZD92 | Long             | EC               | CORP              | US        |    164359 | NS      | $15093086.97  | 2.03%             |  |  |  | No            |                  1 | On Loan: No      |
| Zimmer Biomet Holdings Inc       | Zimmer Biomet Holdings Inc       | CUSIP: 98956P102<br>LEI: 2P2YLDVPES3BXQ1FRB91 | Long             | EC               | CORP              | US        |    107976 | NS      | $9848490.96   | 1.33%             |  |  |  | No            |                  1 | On Loan: No      |
| Elevance Health Inc              | Elevance Health Inc              | CUSIP: 036752103<br>LEI: 8MYN82XMYQH89CTMTH67 | Long             | EC               | CORP              | US        |     34486 | NS      | $13413674.56  | 1.81%             |  |  |  | No            |                  1 | On Loan: No      |
| Biogen Inc                       | Biogen Inc                       | CUSIP: 09062X103<br>LEI: W8J5WZB5IY3K0NDQT671 | Long             | EC               | CORP              | US        |     14244 | NS      | $1788903.96   | 0.24%             |  |  |  | No            |                  1 | On Loan: No      |
| Fiserv Inc                       | Fiserv Inc                       | CUSIP: 337738108<br>LEI: GI7UBEJLXYLGR2C7GV83 | Long             | EC               | CORP              | US        |     36894 | NS      | $6360894.54   | 0.86%             |  |  |  | No            |                  1 | On Loan: No      |
| Procter & Gamble Co/The          | Procter & Gamble Co/The          | CUSIP: 742718109<br>LEI: 2572IBTT8CCZW6AU4141 | Long             | EC               | CORP              | US        |     48253 | NS      | $7687667.96   | 1.04%             |  |  |  | No            |                  1 | On Loan: No      |
| TotalEnergies SE                 | TotalEnergies SE                 | CUSIP: 000000000<br>LEI: 529900S21EQ1BO4ESM68 | Long             | EC               | CORP              | FR        |    156804 | NS      | $9644598.39   | 1.30%             |  |  |  | No            |                  2 | On Loan: No      |
| Rayonier Inc                     | Rayonier Inc                     | CUSIP: 754907103<br>LEI: HGV8VDVNL0W6SF2U9C50 | Long             | EC               |  | US        |    165018 | NS      | $3660099.24   | 0.49%             |  |  |  | No            |                  1 | On Loan: No      |
| State Street Corp                | State Street Corp                | CUSIP: 857477103<br>LEI: 549300ZFEEJ2IP5VME73 | Long             | EC               | CORP              | US        |     34638 | NS      | $3683404.92   | 0.50%             |  |  |  | No            |                  1 | On Loan: No      |
| South Bow Corp                   | South Bow Corp                   | CUSIP: 83671M105<br>LEI: 2549000XS5TAFA3YF943 | Long             | EC               | CORP              | CA        |    121400 | NS      | $3151452.18   | 0.42%             |  |  |  | No            |                  1 | On Loan: No      |
| Cummins Inc                      | Cummins Inc                      | CUSIP: 231021106<br>LEI: ZUNI8PYC725B6H8JU438 | Long             | EC               | CORP              | US        |     13967 | NS      | $4574192.50   | 0.62%             |  |  |  | No            |                  1 | On Loan: No      |
| Norfolk Southern Corp            | Norfolk Southern Corp            | CUSIP: 655844108<br>LEI: 54930036C8MWP850MI84 | Long             | EC               | CORP              | US        |     17666 | NS      | $4521966.02   | 0.61%             |  |  |  | No            |                  1 | On Loan: No      |
| Microsoft Corp                   | Microsoft Corp                   | CUSIP: 594918104<br>LEI: INR2EJN1ERAN0W5ZP974 | Long             | EC               | CORP              | US        |     15872 | NS      | $7894891.52   | 1.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Tyson Foods Inc                  | Tyson Foods Inc                  | CUSIP: 902494103<br>LEI: WD6L6041MNRW1JE49D58 | Long             | EC               | CORP              | US        |    100695 | NS      | $5632878.30   | 0.76%             |  |  |  | No            |                  1 | On Loan: No      |
| Becton Dickinson & Co            | Becton Dickinson & Co            | CUSIP: 075887109<br>LEI: ICE2EP6D98PQUILVRZ91 | Long             | EC               | CORP              | US        |     59172 | NS      | $10192377.00  | 1.37%             |  |  |  | No            |                  1 | On Loan: No      |
| Applied Materials Inc            | Applied Materials Inc            | CUSIP: 038222105<br>LEI: 41BNNE1AFPNAZELZ6K07 | Long             | EC               | CORP              | US        |     27425 | NS      | $5020694.75   | 0.68%             |  |  |  | No            |                  1 | On Loan: No      |
| Rockwell Automation Inc          | Rockwell Automation Inc          | CUSIP: 773903109<br>LEI: VH3R4HHBHH12O0EXZJ88 | Long             | EC               | CORP              | US        |     14512 | NS      | $4820451.04   | 0.65%             |  |  |  | No            |                  1 | On Loan: No      |
| Chevron Corp                     | Chevron Corp                     | CUSIP: 166764100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     12808 | NS      | $1833977.52   | 0.25%             |  |  |  | No            |                  1 | On Loan: No      |
| Adobe Inc                        | Adobe Inc                        | CUSIP: 00724F101<br>LEI: FU4LY2G4933NH2E1CP29 | Long             | EC               | CORP              | US        |      5702 | NS      | $2205989.76   | 0.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Alphabet Inc                     | Alphabet Inc                     | CUSIP: 02079K107<br>LEI: 5493006MHB84DD0ZWV18 | Long             | EC               | CORP              | US        |     39305 | NS      | $6972313.95   | 0.94%             |  |  |  | No            |                  1 | On Loan: No      |
| AstraZeneca PLC                  | AstraZeneca PLC                  | CUSIP: 046353108<br>LEI: PY6ZZQWO2IZFZC3IOL08 | Long             | EC               | CORP              | GB        |     62921 | NS      | $4396919.48   | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Cigna Group/The                  | Cigna Group/The                  | CUSIP: 125523100<br>LEI: 549300VIWYMSIGT1U456 | Long             | EC               | CORP              | US        |     24427 | NS      | $8075077.66   | 1.09%             |  |  |  | No            |                  1 | On Loan: No      |
| Sempra                           | Sempra                           | CUSIP: 816851109<br>LEI: PBBKGKLRK5S5C0Y4T545 | Long             | EC               | CORP              | US        |     80332 | NS      | $6086755.64   | 0.82%             |  |  |  | No            |                  1 | On Loan: No      |
| CVS Health Corp                  | CVS Health Corp                  | CUSIP: 126650100<br>LEI: 549300EJG376EN5NQE29 | Long             | EC               | CORP              | US        |    137370 | NS      | $9475782.60   | 1.28%             |  |  |  | No            |                  1 | On Loan: No      |
| NEXTERA ENERGY INC               | NextEra Energy Inc               | CUSIP: 65339F713<br>LEI: 254900RHL9MEUS5NKX63 | Long             | EP               | CORP              | US        |     28779 | NS      | $1143677.46   | 0.15%             |  |  |  | No            |                  1 | On Loan: No      |
| Walt Disney Co/The               | Walt Disney Co/The               | CUSIP: 254687106<br>LEI: 549300GZKULIZ0WOW665 | Long             | EC               | CORP              | US        |     65709 | NS      | $8148573.09   | 1.10%             |  |  |  | No            |                  1 | On Loan: No      |
| Walmart Inc                      | Walmart Inc                      | CUSIP: 931142103<br>LEI: Y87794H0US1R65VBXU25 | Long             | EC               | CORP              | US        |     46368 | NS      | $4533863.04   | 0.61%             |  |  |  | No            |                  1 | On Loan: No      |
| Stanley Black & Decker Inc       | Stanley Black & Decker Inc       | CUSIP: 854502101<br>LEI: 549300DJ09SMTO561131 | Long             | EC               | CORP              | US        |    121066 | NS      | $8202221.50   | 1.11%             |  |  |  | No            |                  1 | On Loan: No      |
| Exxon Mobil Corp                 | Exxon Mobil Corp                 | CUSIP: 30231G102<br>LEI: J3WHBG0MTS7O8ZVMDC91 | Long             | EC               | CORP              | US        |     89416 | NS      | $9639044.80   | 1.30%             |  |  |  | No            |                  1 | On Loan: No      |
| BOEING CO/THE                    | Boeing Co/The                    | CUSIP: 097023204<br>LEI: RVHJWBXLJ1RFUBSY1F30 | Long             | EP               | CORP              | US        |     49355 | NS      | $3356140.00   | 0.45%             |  |  |  | No            |                  1 | On Loan: No      |
| Ralliant Corp                    | Ralliant Corp                    | CUSIP: 750940108<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     31286 | NS      | $1517058.14   | 0.20%             |  |  |  | No            |                  1 | On Loan: No      |
| TC Energy Corp                   | TC Energy Corp                   | CUSIP: 87807B107<br>LEI: 549300UGKOFV2IWJJG27 | Long             | EC               | CORP              | CA        |     63904 | NS      | $3117876.16   | 0.42%             |  |  |  | No            |                  1 | On Loan: No      |
| West Fraser Timber Co Ltd        | West Fraser Timber Co Ltd        | CUSIP: 952845105<br>LEI: 5493005WD1ZK6WBVR988 | Long             | EC               | CORP              | CA        |     34992 | NS      | $2564913.60   | 0.35%             |  |  |  | No            |                  1 | On Loan: No      |
| AT&T Inc                         | AT&T Inc                         | CUSIP: 00206R102<br>LEI: 549300Z40J86GGSTL398 | Long             | EC               | CORP              | US        |     38963 | NS      | $1127589.22   | 0.15%             |  |  |  | No            |                  1 | On Loan: No      |
| Southwest Airlines Co            | Southwest Airlines Co            | CUSIP: 844741108<br>LEI: UDTZ87G0STFETI6HGH41 | Long             | EC               | CORP              | US        |    233109 | NS      | $7562055.96   | 1.02%             |  |  |  | No            |                  1 | On Loan: No      |
| Sanofi SA                        | Sanofi SA                        | CUSIP: 80105N105<br>LEI: 549300E9PC51EN656011 | Long             | EC               | CORP              | FR        |     24150 | NS      | $1166686.50   | 0.16%             |  |  |  | No            |                  1 | On Loan: No      |
| Bank of America Corp             | Bank of America Corp             | CUSIP: 060505104<br>LEI: 9DJT3UXIJIZJI4WXO774 | Long             | EC               | CORP              | US        |    168872 | NS      | $7991023.04   | 1.08%             |  |  |  | No            |                  1 | On Loan: No      |
| Volkswagen AG                    | Volkswagen AG                    | CUSIP: 000000000<br>LEI: 529900NNUPAGGOMPXZ31 | Long             | EC               | CORP              | DE        |     26479 | NS      | $2796057.38   | 0.38%             |  |  |  | No            |                  2 | On Loan: No      |
| US Bancorp                       | US Bancorp                       | CUSIP: 902973304<br>LEI: N1GZ7BBF3NP8GI976H15 | Long             | EC               | CORP              | US        |    149592 | NS      | $6769038.00   | 0.91%             |  |  |  | No            |                  1 | On Loan: No      |
| Home Depot Inc/The               | Home Depot Inc/The               | CUSIP: 437076102<br>LEI: QEKMOTMBBKA8I816DO57 | Long             | EC               | CORP              | US        |     15435 | NS      | $5659088.40   | 0.76%             |  |  |  | No            |                  1 | On Loan: No      |
| Intel Corp                       | Intel Corp                       | CUSIP: 458140100<br>LEI: KNX4USFCNGPY45LOCE31 | Long             | EC               | CORP              | US        |    124538 | NS      | $2789651.20   | 0.38%             |  |  |  | No            |                  1 | On Loan: No      |
| Corebridge Financial Inc         | Corebridge Financial Inc         | CUSIP: 21871X109<br>LEI: 549300XY1661QCIA7J65 | Long             | EC               | CORP              | US        |     93919 | NS      | $3334124.50   | 0.45%             |  |  |  | No            |                  1 | On Loan: No      |
| Conagra Brands Inc               | Conagra Brands Inc               | CUSIP: 205887102<br>LEI: 54930035UDEIH090K650 | Long             | EC               | CORP              | US        |    109235 | NS      | $2236040.45   | 0.30%             |  |  |  | No            |                  1 | On Loan: No      |
| PG&E Corp                        | PG&E Corp                        | CUSIP: 69331C108<br>LEI: 8YQ2GSDWYZXO2EDN3511 | Long             | EC               | CORP              | US        |     31147 | NS      | $434189.18    | 0.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Mattel Inc                       | Mattel Inc                       | CUSIP: 577081102<br>LEI: 549300VELLG24KHTJ564 | Long             | EC               | CORP              | US        |    150992 | NS      | $2977562.24   | 0.40%             |  |  |  | No            |                  1 | On Loan: No      |
| Kenvue Inc                       | Kenvue Inc                       | CUSIP: 49177J102<br>LEI: 5493008HSF8L4M2LIJ82 | Long             | EC               | CORP              | US        |    478976 | NS      | $10024967.68  | 1.35%             |  |  |  | No            |                  1 | On Loan: No      |
| Apollo Global Management Inc     | Apollo Global Management Inc     | CUSIP: 03769M106<br>LEI: 254900LMFT1CY9IYB476 | Long             | EC               | CORP              | US        |     13652 | NS      | $1936809.24   | 0.26%             |  |  |  | No            |                  1 | On Loan: No      |
| CSX Corp                         | CSX Corp                         | CUSIP: 126408103<br>LEI: 549300JVQR4N1MMP3Q88 | Long             | EC               | CORP              | US        |    225899 | NS      | $7371084.37   | 0.99%             |  |  |  | No            |                  1 | On Loan: No      |
| International Paper Co           | International Paper Co           | CUSIP: 460146103<br>LEI: 824LMFJDH41EY779Q875 | Long             | EC               | CORP              | US        |    205922 | NS      | $9643327.26   | 1.30%             |  |  |  | No            |                  1 | On Loan: No      |
| General Electric Co              | General Electric Co              | CUSIP: 369604301<br>LEI: 3C7474T6CDKPR9K6YT90 | Long             | EC               | CORP              | US        |     36879 | NS      | $9492285.81   | 1.28%             |  |  |  | No            |                  1 | On Loan: No      |
| Charles Schwab Corp/The          | Charles Schwab Corp/The          | CUSIP: 808513105<br>LEI: 549300VSGCJ7E698NM85 | Long             | EC               | CORP              | US        |    153647 | NS      | $14018752.28  | 1.89%             |  |  |  | No            |                  1 | On Loan: No      |
| MetLife Inc                      | MetLife Inc                      | CUSIP: 59156R108<br>LEI: C4BXATY60WC6XEOZDX54 | Long             | EC               | CORP              | US        |    196701 | NS      | $15818694.42  | 2.13%             |  |  |  | No            |                  1 | On Loan: No      |
| Meta Platforms Inc               | Meta Platforms Inc               | CUSIP: 30303M102<br>LEI: BQ4BKCS1HXDV9HN80Z93 | Long             | EC               | CORP              | US        |      5685 | NS      | $4196041.65   | 0.57%             |  |  |  | No            |                  1 | On Loan: No      |
| Ameren Corp                      | Ameren Corp                      | CUSIP: 023608102<br>LEI: XRZQ5S7HYJFPHJ78L959 | Long             | EC               | CORP              | US        |     94760 | NS      | $9100750.40   | 1.23%             |  |  |  | No            |                  1 | On Loan: No      |
| Verizon Communications Inc       | Verizon Communications Inc       | CUSIP: 92343V104<br>LEI: 2S72QS2UO2OESLG6Y829 | Long             | EC               | CORP              | US        |     44325 | NS      | $1917942.75   | 0.26%             |  |  |  | No            |                  1 | On Loan: No      |
| Boeing Co/The                    | Boeing Co/The                    | CUSIP: 097023105<br>LEI: RVHJWBXLJ1RFUBSY1F30 | Long             | EC               | CORP              | US        |     48173 | NS      | $10093688.69  | 1.36%             |  |  |  | No            |                  1 | On Loan: No      |
| Allstate Corp/The                | Allstate Corp/The                | CUSIP: 020002101<br>LEI: OBT0W1ED8G0NWVOLOJ77 | Long             | EC               | CORP              | US        |     22146 | NS      | $4458211.26   | 0.60%             |  |  |  | No            |                  1 | On Loan: No      |
| Cardinal Health Inc              | Cardinal Health Inc              | CUSIP: 14149Y108<br>LEI: CCU46N3GJMF4OK4N7U60 | Long             | EC               | CORP              | US        |      4275 | NS      | $718200.00    | 0.10%             |  |  |  | No            |                  1 | On Loan: No      |
| Sanofi SA                        | Sanofi SA                        | CUSIP: 000000000<br>LEI: 549300E9PC51EN656011 | Long             | EC               | CORP              | FR        |     43148 | NS      | $4174896.47   | 0.56%             |  |  |  | No            |                  2 | On Loan: No      |
| TE Connectivity PLC              | TE Connectivity PLC              | CUSIP: 000000000<br>LEI: 6367003TB6K484NFHE54 | Long             | EC               | CORP              | IE        |      9923 | NS      | $1673712.41   | 0.23%             |  |  |  | No            |                  1 | On Loan: No      |
| Ferguson Enterprises Inc         | Ferguson Enterprises Inc         | CUSIP: 31488V107<br>LEI: 2138003JYQMRP3SLX189 | Long             | EC               | CORP              | US        |      6035 | NS      | $1314121.25   | 0.18%             |  |  |  | No            |                  1 | On Loan: No      |
| Morgan Stanley                   | Morgan Stanley                   | CUSIP: 617446448<br>LEI: IGJSJL3JD5P30I6NJZ34 | Long             | EC               | CORP              | US        |     11470 | NS      | $1615664.20   | 0.22%             |  |  |  | No            |                  1 | On Loan: No      |
| CF Industries Holdings Inc       | CF Industries Holdings Inc       | CUSIP: 125269100<br>LEI: 529900CG8YAQFZ2JMV97 | Long             | EC               | CORP              | US        |    111219 | NS      | $10232148.00  | 1.38%             |  |  |  | No            |                  1 | On Loan: No      |
| QUALCOMM Inc                     | QUALCOMM Inc                     | CUSIP: 747525103<br>LEI: H1J8DDZKZP6H7RWC0H53 | Long             | EC               | CORP              | US        |     91755 | NS      | $14612901.30  | 1.97%             |  |  |  | No            |                  1 | On Loan: No      |
| Siemens AG                       | Siemens AG                       | CUSIP: 000000000<br>LEI: W38RGI023J3WT1HWRP32 | Long             | EC               | CORP              | DE        |     37198 | NS      | $9540368.45   | 1.29%             |  |  |  | No            |                  2 | On Loan: No      |
| Hartford Insurance Group Inc/The | Hartford Insurance Group Inc/The | CUSIP: 416515104<br>LEI: IU7C3FTM7Y3BQM112U94 | Long             | EC               | CORP              | US        |     64919 | NS      | $8236273.53   | 1.11%             |  |  |  | No            |                  1 | On Loan: No      |
| Humana Inc                       | Humana Inc                       | CUSIP: 444859102<br>LEI: 529900YLDW34GJAO4J06 | Long             | EC               | CORP              | US        |      3900 | NS      | $953472.00    | 0.13%             |  |  |  | No            |                  1 | On Loan: No      |
| Fortive Corp                     | Fortive Corp                     | CUSIP: 34959J108<br>LEI: 549300MU9YQJYHDQEF63 | Long             | EC               | CORP              | US        |     93858 | NS      | $4892817.54   | 0.66%             |  |  |  | No            |                  1 | On Loan: No      |
| Fifth Third Bancorp              | Fifth Third Bancorp              | CUSIP: 316773100<br>LEI: THRNG6BD57P9QWTQLG42 | Long             | EC               | CORP              | US        |    173723 | NS      | $7145226.99   | 0.96%             |  |  |  | No            |                  1 | On Loan: No      |
| Kimberly-Clark Corp              | Kimberly-Clark Corp              | CUSIP: 494368103<br>LEI: MP3J6QPYPGN75NVW2S34 | Long             | EC               | CORP              | US        |     97260 | NS      | $12538759.20  | 1.69%             |  |  |  | No            |                  1 | On Loan: No      |
| Weyerhaeuser Co                  | Weyerhaeuser Co                  | CUSIP: 962166104<br>LEI: 08IRJODWFYBI7QWRGS31 | Long             | EC               |  | US        |    290232 | NS      | $7456060.08   | 1.00%             |  |  |  | No            |                  1 | On Loan: No      |
| Rexford Industrial Realty Inc    | Rexford Industrial Realty Inc    | CUSIP: 76169C100<br>LEI: 549300MSLO0DF0EMX355 | Long             | EC               |  | US        |    108856 | NS      | $3872007.92   | 0.52%             |  |  |  | No            |                  1 | On Loan: No      |
| Las Vegas Sands Corp             | Las Vegas Sands Corp             | CUSIP: 517834107<br>LEI: 549300DUOO1KXOHPM605 | Long             | EC               | CORP              | US        |    182115 | NS      | $7923823.65   | 1.07%             |  |  |  | No            |                  1 | On Loan: No      |
| Keurig Dr Pepper Inc             | Keurig Dr Pepper Inc             | CUSIP: 49271V100<br>LEI: DYTQ8KRTKO7Y2BVU5K74 | Long             | EC               | CORP              | US        |     23000 | NS      | $760380.00    | 0.10%             |  |  |  | No            |                  1 | On Loan: No      |
| Merck & Co Inc                   | Merck & Co Inc                   | CUSIP: 58933Y105<br>LEI: 4YV9Y5M8S0BRK1RP0397 | Long             | EC               | CORP              | US        |     57203 | NS      | $4528189.48   | 0.61%             |  |  |  | No            |                  1 | On Loan: No      |
| Expand Energy Corp               | Expand Energy Corp               | CUSIP: 165167735<br>LEI: X2MT1W32SPAZ9WSKLE78 | Long             | EC               | CORP              | US        |     35492 | NS      | $4150434.48   | 0.56%             |  |  |  | No            |                  1 | On Loan: No      |
| Colgate-Palmolive Co             | Colgate-Palmolive Co             | CUSIP: 194162103<br>LEI: YMEGZFW4SBUSS5BQXF88 | Long             | EC               | CORP              | US        |     93653 | NS      | $8513057.70   | 1.15%             |  |  |  | No            |                  1 | On Loan: No      |
| Global Payments Inc              | Global Payments Inc              | CUSIP: 37940X102<br>LEI: 549300NOMHGVQBX6S778 | Long             | EC               | CORP              | US        |     11496 | NS      | $920139.84    | 0.12%             |  |  |  | No            |                  1 | On Loan: No      |
| JPMorgan Chase & Co              | JPMorgan Chase & Co              | CUSIP: 46625H100<br>LEI: 8I5DZWZKVSZI1NUHU748 | Long             | EC               | CORP              | US        |     47987 | NS      | $13911911.17  | 1.87%             |  |  |  | No            |                  1 | On Loan: No      |
| Amazon.com Inc                   | Amazon.com Inc                   | CUSIP: 023135106<br>LEI: ZXTILKJKG63JELOEG630 | Long             | EC               | CORP              | US        |     56043 | NS      | $12295273.77  | 1.66%             |  |  |  | No            |                  1 | On Loan: No      |
| Loews Corp                       | Loews Corp                       | CUSIP: 540424108<br>LEI: R8V1FN4M5ITGZOG7BS19 | Long             | EC               | CORP              | US        |     79023 | NS      | $7243248.18   | 0.98%             |  |  |  | No            |                  1 | On Loan: No      |
| Bristol-Myers Squibb Co          | Bristol-Myers Squibb Co          | CUSIP: 110122108<br>LEI: HLYYNH7UQUORYSJQCN42 | Long             | EC               | CORP              | US        |     60500 | NS      | $2800545.00   | 0.38%             |  |  |  | No            |                  1 | On Loan: No      |
| American International Group Inc | American International Group Inc | CUSIP: 026874784<br>LEI: ODVCVCQG2BP6VHV36M30 | Long             | EC               | CORP              | US        |    102347 | NS      | $8759879.73   | 1.18%             |  |  |  | No            |                  1 | On Loan: No      |
| ConocoPhillips                   | ConocoPhillips                   | CUSIP: 20825C104<br>LEI: WPTL2Z3FIYTHSP5V2253 | Long             | EC               | CORP              | US        |    109367 | NS      | $9814594.58   | 1.32%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

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

**Name of Applicant:** NORTHWESTERN MUTUAL SERIES FUND INC

**Signature:** Linda Wisniewski

**Name of Signer:** Linda Wisniewski

**Title:** Controller and Chief Accounting Officer