# EDGAR Filing Document

**Accession Number:** 0000742212
**File Stem:** 0001752724-23-042310
**Filing Date:** 2023-2
**Character Count:** 47217
**Document Hash:** a06188bea0f2ad22110266c725bcedcf
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-23-042310.hdr.sgml**: 20230227

**ACCESSION NUMBER**: 0001752724-23-042310

**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:** NORTHWESTERN MUTUAL SERIES FUND INC
- **CENTRAL INDEX KEY:** 0000742212
- **IRS NUMBER:** 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:** 23672563

**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

### Small Cap Growth Stock Portfolio (Series ID: S000000039)

| Class ID   | Class Name                       | Ticker Symbol   |
|:---|:---|:---|
| C000000074 | Small Cap Growth Stock 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:** Small Cap Growth Stock Portfolio

- **b. EDGAR series identifier (if any):** S000000039

- **c. LEI of Series:** YTR2S467AP5XPLF6CQ13

**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:** $595680496.53

**Total Liabilities:** $396957.05

**Net Assets:** $595283539.48

**Cash Not Reported:** $4266665.62

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000000074 | 8.44%                | 3.16%                | -6.56%               |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $-9433364.93             | $57964601.01                               |
| Month 2  | $-14263801.64            | $33458177.16                               |
| Month 3  | $461595.59               | $-42548731.64                              |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Sovos Brands Inc                    | Sovos Brands Inc                    | CUSIP: 84612U107<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    310574 | NS      | $4462948.38   | 0.75%             |  |  |  | No            |                  1 | On Loan: No      |
| ModivCare Inc                       | ModivCare Inc                       | CUSIP: 60783X104<br>LEI: 549300EFZIFW7F7I0Q28 | Long             | EC               | CORP              | US        |     19934 | NS      | $1788677.82   | 0.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Penn Entertainment Inc              | Penn Entertainment Inc              | CUSIP: 707569109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    100835 | NS      | $2994799.50   | 0.50%             |  |  |  | No            |                  1 | On Loan: No      |
| PDC Energy Inc                      | PDC Energy Inc                      | CUSIP: 69327R101<br>LEI: 5493008W8H2T511J5Y59 | Long             | EC               | CORP              | US        |     86915 | NS      | $5517364.20   | 0.93%             |  |  |  | No            |                  1 | On Loan: No      |
| Stifel Financial Corp               | Stifel Financial Corp               | CUSIP: 860630102<br>LEI: 549300E5F07FE5GHJX84 | Long             | EC               | CORP              | US        |     93695 | NS      | $5468977.15   | 0.92%             |  |  |  | No            |                  1 | On Loan: No      |
| DigitalOcean Holdings Inc           | DigitalOcean Holdings Inc           | CUSIP: 25402D102<br>LEI: 549300EPISPY3RE3DL21 | Long             | EC               | CORP              | US        |     40762 | NS      | $1038208.14   | 0.17%             |  |  |  | No            |                  1 | On Loan: No      |
| Amedisys Inc                        | Amedisys Inc                        | CUSIP: 023436108<br>LEI: 5299001RBS9GK9STN379 | Long             | EC               | CORP              | US        |     20088 | NS      | $1678151.52   | 0.28%             |  |  |  | No            |                  1 | On Loan: No      |
| Revance Therapeutics Inc            | Revance Therapeutics Inc            | CUSIP: 761330109<br>LEI: 549300N33TFDZHS81H11 | Long             | EC               | CORP              | US        |    139081 | NS      | $2567435.26   | 0.43%             |  |  |  | No            |                  1 | On Loan: No      |
| Cabot Corp                          | Cabot Corp                          | CUSIP: 127055101<br>LEI: K05C0SER542GQ6VLRO68 | Long             | EC               | CORP              | US        |     84779 | NS      | $5666628.36   | 0.95%             |  |  |  | No            |                  1 | On Loan: No      |
| Lancaster Colony Corp               | Lancaster Colony Corp               | CUSIP: 513847103<br>LEI: 529900X4O13HED1ZAS58 | Long             | EC               | CORP              | US        |     28362 | NS      | $5595822.60   | 0.94%             |  |  |  | No            |                  1 | On Loan: No      |
| Bumble Inc                          | Bumble Inc                          | CUSIP: 12047B105<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    151721 | NS      | $3193727.05   | 0.54%             |  |  |  | No            |                  1 | On Loan: No      |
| Omnicell Inc                        | Omnicell Inc                        | CUSIP: 68213N109<br>LEI: 5493008RH0GTKHHPZI77 | Long             | EC               | CORP              | US        |     57772 | NS      | $2912864.24   | 0.49%             |  |  |  | No            |                  1 | On Loan: No      |
| Workiva Inc                         | Workiva Inc                         | CUSIP: 98139A105<br>LEI: 529900RTOQ8GRWHY1O58 | Long             | EC               | CORP              | US        |     48680 | NS      | $4087659.60   | 0.69%             |  |  |  | No            |                  1 | On Loan: No      |
| Pacira BioSciences Inc              | Pacira BioSciences Inc              | CUSIP: 695127100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     67687 | NS      | $2613395.07   | 0.44%             |  |  |  | No            |                  1 | On Loan: No      |
| AtriCure Inc                        | AtriCure Inc                        | CUSIP: 04963C209<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     85077 | NS      | $3775717.26   | 0.63%             |  |  |  | No            |                  1 | On Loan: No      |
| Aclaris Therapeutics Inc            | Aclaris Therapeutics Inc            | CUSIP: 00461U105<br>LEI: 5493000B2LQ9QTW1DF52 | Long             | EC               | CORP              | US        |    173460 | NS      | $2731995.00   | 0.46%             |  |  |  | No            |                  1 | On Loan: No      |
| ExlService Holdings Inc             | ExlService Holdings Inc             | CUSIP: 302081104<br>LEI: 81E3DTNF6OSH489ZOV15 | Long             | EC               | CORP              | US        |     34504 | NS      | $5846012.72   | 0.98%             |  |  |  | No            |                  1 | On Loan: No      |
| KBR Inc                             | KBR Inc                             | CUSIP: 48242W106<br>LEI: 254900OFQDXZRKRCV808 | Long             | EC               | CORP              | US        |     95432 | NS      | $5038809.60   | 0.85%             |  |  |  | No            |                  1 | On Loan: No      |
| Burlington Stores Inc               | Burlington Stores Inc               | CUSIP: 122017106<br>LEI: 5299003Z37DVGKKC1W09 | Long             | EC               | CORP              | US        |     26945 | NS      | $5463368.20   | 0.92%             |  |  |  | No            |                  1 | On Loan: No      |
| Power Integrations Inc              | Power Integrations Inc              | CUSIP: 739276103<br>LEI: 54930085LGXSCIHD5W31 | Long             | EC               | CORP              | US        |     81571 | NS      | $5850272.12   | 0.98%             |  |  |  | No            |                  1 | On Loan: No      |
| Sage Therapeutics Inc               | Sage Therapeutics Inc               | CUSIP: 78667J108<br>LEI: 5493000JX4BJS9W6CN35 | Long             | EC               | CORP              | US        |     53056 | NS      | $2023555.84   | 0.34%             |  |  |  | No            |                  1 | On Loan: No      |
| Cirrus Logic Inc                    | Cirrus Logic Inc                    | CUSIP: 172755100<br>LEI: 549300NKSJEM5ZZSSV18 | Long             | EC               | CORP              | US        |     38768 | NS      | $2887440.64   | 0.49%             |  |  |  | No            |                  1 | On Loan: No      |
| Applied Industrial Technologies Inc | Applied Industrial Technologies Inc | CUSIP: 03820C105<br>LEI: 549300NU173IJRC6PO38 | Long             | EC               | CORP              | US        |     85362 | NS      | $10758172.86  | 1.81%             |  |  |  | No            |                  1 | On Loan: No      |
| Herc Holdings Inc                   | Herc Holdings Inc                   | CUSIP: 42704L104<br>LEI: 549300TP80QLITMSBP82 | Long             | EC               | CORP              | US        |     26190 | NS      | $3445818.30   | 0.58%             |  |  |  | No            |                  1 | On Loan: No      |
| Consensus Cloud Solutions Inc       | Consensus Cloud Solutions Inc       | CUSIP: 20848V105<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     37071 | NS      | $1992936.96   | 0.33%             |  |  |  | No            |                  1 | On Loan: No      |
| Tetra Tech Inc                      | Tetra Tech Inc                      | CUSIP: 88162G103<br>LEI: 549300UJ1LP7JGJC5P32 | Long             | EC               | CORP              | US        |     16488 | NS      | $2393892.72   | 0.40%             |  |  |  | No            |                  1 | On Loan: No      |
| Axalta Coating Systems Ltd          | Axalta Coating Systems Ltd          | CUSIP: 000000000<br>LEI: 529900AGLPA40GV6H619 | Long             | EC               | CORP              | BM        |    253679 | NS      | $6461204.13   | 1.09%             |  |  |  | No            |                  1 | On Loan: No      |
| Exponent Inc                        | Exponent Inc                        | CUSIP: 30214U102<br>LEI: 529900NY3F5Q2NWPUZ42 | Long             | EC               | CORP              | US        |     38609 | NS      | $3825765.81   | 0.64%             |  |  |  | No            |                  1 | On Loan: No      |
| Triumph Financial Inc               | Triumph Financial Inc               | CUSIP: 89679E300<br>LEI: 5493003RNRMEVYDZ1Q52 | Long             | EC               | CORP              | US        |     67858 | NS      | $3316220.46   | 0.56%             |  |  |  | No            |                  1 | On Loan: No      |
| Churchill Downs Inc                 | Churchill Downs Inc                 | CUSIP: 171484108<br>LEI: 529900FODTBQC8MIS994 | Long             | EC               | CORP              | US        |     22548 | NS      | $4767323.64   | 0.80%             |  |  |  | No            |                  1 | On Loan: No      |
| WillScot Mobile Mini Holdings Corp  | WillScot Mobile Mini Holdings Corp  | CUSIP: 971378104<br>LEI: 549300HJ4VIXF476Q166 | Long             | EC               | CORP              | US        |    186039 | NS      | $8403381.63   | 1.41%             |  |  |  | No            |                  1 | On Loan: No      |
| Inari Medical Inc                   | Inari Medical Inc                   | CUSIP: 45332Y109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     59303 | NS      | $3769298.68   | 0.63%             |  |  |  | No            |                  1 | On Loan: No      |
| Manhattan Associates Inc            | Manhattan Associates Inc            | CUSIP: 562750109<br>LEI: 529900Q1GJP7KD52SW51 | Long             | EC               | CORP              | US        |     43753 | NS      | $5311614.20   | 0.89%             |  |  |  | No            |                  1 | On Loan: No      |
| MGIC Investment Corp                | MGIC Investment Corp                | CUSIP: 552848103<br>LEI: 254900S8483WM4M98R28 | Long             | EC               | CORP              | US        |    393654 | NS      | $5117502.00   | 0.86%             |  |  |  | No            |                  1 | On Loan: No      |
| EngageSmart Inc                     | EngageSmart Inc                     | CUSIP: 29283F103<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    201001 | NS      | $3537617.60   | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Fox Factory Holding Corp            | Fox Factory Holding Corp            | CUSIP: 35138V102<br>LEI: 529900GE1HSV0617R721 | Long             | EC               | CORP              | US        |     73801 | NS      | $6732865.23   | 1.13%             |  |  |  | No            |                  1 | On Loan: No      |
| Synovus Financial Corp              | Synovus Financial Corp              | CUSIP: 87161C501<br>LEI: 549300EIUS8UN5JTLE54 | Long             | EC               | CORP              | US        |    126919 | NS      | $4765808.45   | 0.80%             |  |  |  | No            |                  1 | On Loan: No      |
| James River Group Holdings Ltd      | James River Group Holdings Ltd      | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | BM        |    102355 | NS      | $2140243.05   | 0.36%             |  |  |  | No            |                  1 | On Loan: No      |
| Phillips Edison & Co Inc            | Phillips Edison & Co Inc            | CUSIP: 71844V201<br>LEI: 549300JPN4YHYPXTJQ85 | Long             | EC               |  | US        |    169523 | NS      | $5397612.32   | 0.91%             |  |  |  | No            |                  1 | On Loan: No      |
| Halozyme Therapeutics Inc           | Halozyme Therapeutics Inc           | CUSIP: 40637H109<br>LEI: 529900242I3SV9AGM753 | Long             | EC               | CORP              | US        |     31952 | NS      | $1818068.80   | 0.31%             |  |  |  | No            |                  1 | On Loan: No      |
| Apellis Pharmaceuticals Inc         | Apellis Pharmaceuticals Inc         | CUSIP: 03753U106<br>LEI: 254900HS0ZFRXXSB9D42 | Long             | EC               | CORP              | US        |     51346 | NS      | $2655101.66   | 0.45%             |  |  |  | No            |                  1 | On Loan: No      |
| Inspire Medical Systems Inc         | Inspire Medical Systems Inc         | CUSIP: 457730109<br>LEI: 549300XQQCQ7HCJKTW25 | Long             | EC               | CORP              | US        |     12554 | NS      | $3162101.52   | 0.53%             |  |  |  | No            |                  1 | On Loan: No      |
| Armstrong World Industries Inc      | Armstrong World Industries Inc      | CUSIP: 04247X102<br>LEI: KXMRXXOJ88Q45Y45MG74 | Long             | EC               | CORP              | US        |     38113 | NS      | $2614170.67   | 0.44%             |  |  |  | No            |                  1 | On Loan: No      |
| Western Alliance Bancorp            | Western Alliance Bancorp            | CUSIP: 957638109<br>LEI: 5493003VJXZ5JXT9S762 | Long             | EC               | CORP              | US        |     57055 | NS      | $3398195.80   | 0.57%             |  |  |  | No            |                  1 | On Loan: No      |
| Olo Inc                             | Olo Inc                             | CUSIP: 68134L109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     79285 | NS      | $495531.25    | 0.08%             |  |  |  | No            |                  1 | On Loan: No      |
| Insperity Inc                       | Insperity Inc                       | CUSIP: 45778Q107<br>LEI: 5299000Q0KW7HY5DB751 | Long             | EC               | CORP              | US        |     65669 | NS      | $7459998.40   | 1.25%             |  |  |  | No            |                  1 | On Loan: No      |
| REVOLUTION Medicines Inc            | REVOLUTION Medicines Inc            | CUSIP: 76155X100<br>LEI: 549300JU3X0LBCQ65892 | Long             | EC               | CORP              | US        |    118556 | NS      | $2824003.92   | 0.47%             |  |  |  | No            |                  1 | On Loan: No      |
| Wingstop Inc                        | Wingstop Inc                        | CUSIP: 974155103<br>LEI: 549300SSH3F8HPIM3Q47 | Long             | EC               | CORP              | US        |     65663 | NS      | $9036542.06   | 1.52%             |  |  |  | No            |                  1 | On Loan: No      |
| Ryman Hospitality Properties Inc    | Ryman Hospitality Properties Inc    | CUSIP: 78377T107<br>LEI: 529900GCCWW9SRMPJR11 | Long             | EC               |  | US        |     57577 | NS      | $4708647.06   | 0.79%             |  |  |  | No            |                  1 | On Loan: No      |
| Celldex Therapeutics Inc            | Celldex Therapeutics Inc            | CUSIP: 15117B202<br>LEI: 529900F018DMYWH38923 | Long             | EC               | CORP              | US        |     78932 | NS      | $3517999.24   | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Simply Good Foods Co/The            | Simply Good Foods Co/The            | CUSIP: 82900L102<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    111751 | NS      | $4249890.53   | 0.71%             |  |  |  | No            |                  1 | On Loan: No      |
| ImmunoGen Inc                       | ImmunoGen Inc                       | CUSIP: 45253H101<br>LEI: 54930084U0R1OP766Y02 | Long             | EC               | CORP              | US        |    452803 | NS      | $2245902.88   | 0.38%             |  |  |  | No            |                  1 | On Loan: No      |
| Fluor Corp                          | Fluor Corp                          | CUSIP: 343412102<br>LEI: CQ7WZ4NOFWT7FAE6Q943 | Long             | EC               | CORP              | US        |    106704 | NS      | $3698360.64   | 0.62%             |  |  |  | No            |                  1 | On Loan: No      |
| Helmerich & Payne Inc               | Helmerich & Payne Inc               | CUSIP: 423452101<br>LEI: 254900NAOGHJ88RZ4C73 | Long             | EC               | CORP              | US        |    123390 | NS      | $6116442.30   | 1.03%             |  |  |  | No            |                  1 | On Loan: No      |
| Ceridian HCM Holding Inc            | Ceridian HCM Holding Inc            | CUSIP: 15677J108<br>LEI: 549300T64GVCHFJ8L449 | Long             | EC               | CORP              | US        |     56002 | NS      | $3592528.30   | 0.60%             |  |  |  | No            |                  1 | On Loan: No      |
| Integra LifeSciences Holdings Corp  | Integra LifeSciences Holdings Corp  | CUSIP: 457985208<br>LEI: WB7IJCYY8YFTENS4O147 | Long             | EC               | CORP              | US        |    114130 | NS      | $6399269.10   | 1.07%             |  |  |  | No            |                  1 | On Loan: No      |
| Patrick Industries Inc              | Patrick Industries Inc              | CUSIP: 703343103<br>LEI: 549300FZ5ZTCCJ3Z5W14 | Long             | EC               | CORP              | US        |     56648 | NS      | $3432868.80   | 0.58%             |  |  |  | No            |                  1 | On Loan: No      |
| Zurn Elkay Water Solutions Corp     | Zurn Elkay Water Solutions Corp     | CUSIP: 98983L108<br>LEI: 549300AM3633XDFU1Q85 | Long             | EC               | CORP              | US        |    322350 | NS      | $6817702.50   | 1.15%             |  |  |  | No            |                  1 | On Loan: No      |
| Denali Therapeutics Inc             | Denali Therapeutics Inc             | CUSIP: 24823R105<br>LEI: 549300ZTQ2HO18L3Q830 | Long             | EC               | CORP              | US        |    108806 | NS      | $3025894.86   | 0.51%             |  |  |  | No            |                  1 | On Loan: No      |
| Perficient Inc                      | Perficient Inc                      | CUSIP: 71375U101<br>LEI: 549300HTBXKL2755T650 | Long             | EC               | CORP              | US        |     84055 | NS      | $5869560.65   | 0.99%             |  |  |  | No            |                  1 | On Loan: No      |
| ASGN Inc                            | ASGN Inc                            | CUSIP: 00191U102<br>LEI: LZBNYYCBUKY537072438 | Long             | EC               | CORP              | US        |     78856 | NS      | $6425186.88   | 1.08%             |  |  |  | No            |                  1 | On Loan: No      |
| SM Energy Co                        | SM Energy Co                        | CUSIP: 78454L100<br>LEI: 84BUTVXV5ODI6BXNMH43 | Long             | EC               | CORP              | US        |    166201 | NS      | $5788780.83   | 0.97%             |  |  |  | No            |                  1 | On Loan: No      |
| Intra-Cellular Therapies Inc        | Intra-Cellular Therapies Inc        | CUSIP: 46116X101<br>LEI: 5299002U2KGF193IJA20 | Long             | EC               | CORP              | US        |     87426 | NS      | $4626583.92   | 0.78%             |  |  |  | No            |                  1 | On Loan: No      |
| Shift4 Payments Inc                 | Shift4 Payments Inc                 | CUSIP: 82452J109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     92498 | NS      | $5173413.14   | 0.87%             |  |  |  | No            |                  1 | On Loan: No      |
| Globus Medical Inc                  | Globus Medical Inc                  | CUSIP: 379577208<br>LEI: 5299003M2P4CIK0RF205 | Long             | EC               | CORP              | US        |     96950 | NS      | $7200476.50   | 1.21%             |  |  |  | No            |                  1 | On Loan: No      |
| Texas Roadhouse Inc                 | Texas Roadhouse Inc                 | CUSIP: 882681109<br>LEI: 5299002Y1CNRPDGXTQ75 | Long             | EC               | CORP              | US        |    100597 | NS      | $9149297.15   | 1.54%             |  |  |  | No            |                  1 | On Loan: No      |
| SPX Technologies Inc                | SPX Technologies Inc                | CUSIP: 78473E103<br>LEI: P761FCI0CPOG24I8JE10 | Long             | EC               | CORP              | US        |     95307 | NS      | $6256904.55   | 1.05%             |  |  |  | No            |                  1 | On Loan: No      |
| Axcelis Technologies Inc            | Axcelis Technologies Inc            | CUSIP: 054540208<br>LEI: 529900HF9B6NL1QG9F05 | Long             | EC               | CORP              | US        |     62345 | NS      | $4947699.20   | 0.83%             |  |  |  | No            |                  1 | On Loan: No      |
| Karuna Therapeutics Inc             | Karuna Therapeutics Inc             | CUSIP: 48576A100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     22096 | NS      | $4341864.00   | 0.73%             |  |  |  | No            |                  1 | On Loan: No      |
| Replimune Group Inc                 | Replimune Group Inc                 | CUSIP: 76029N106<br>LEI: 549300AY704NEIRC4K64 | Long             | EC               | CORP              | US        |     50659 | NS      | $1377924.80   | 0.23%             |  |  |  | No            |                  1 | On Loan: No      |
| Crocs Inc                           | Crocs Inc                           | CUSIP: 227046109<br>LEI: 549300B0J6YCXD63OG72 | Long             | EC               | CORP              | US        |     96917 | NS      | $10508710.31  | 1.77%             |  |  |  | No            |                  1 | On Loan: No      |
| Rush Enterprises Inc                | Rush Enterprises Inc                | CUSIP: 781846209<br>LEI: 529900V3XHTN7A6DFT17 | Long             | EC               | CORP              | US        |     54354 | NS      | $2841627.12   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| Veracyte Inc                        | Veracyte Inc                        | CUSIP: 92337F107<br>LEI: 529900ESWZRHXOW27Z37 | Long             | EC               | CORP              | US        |     82701 | NS      | $1962494.73   | 0.33%             |  |  |  | No            |                  1 | On Loan: No      |
| Vaxcyte Inc                         | Vaxcyte Inc                         | CUSIP: 92243G108<br>LEI: 254900M7NMHTGASX8D95 | Long             | EC               | CORP              | US        |     95590 | NS      | $4583540.50   | 0.77%             |  |  |  | No            |                  1 | On Loan: No      |
| Lumentum Holdings Inc               | Lumentum Holdings Inc               | CUSIP: 55024U109<br>LEI: 549300JLWRRC38DWEF52 | Long             | EC               | CORP              | US        |     33872 | NS      | $1767102.24   | 0.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Ziff Davis Inc                      | Ziff Davis Inc                      | CUSIP: 48123V102<br>LEI: 5493008OJYGLHD7MXA18 | Long             | EC               | CORP              | US        |     72203 | NS      | $5711257.30   | 0.96%             |  |  |  | No            |                  1 | On Loan: No      |
| Blueprint Medicines Corp            | Blueprint Medicines Corp            | CUSIP: 09627Y109<br>LEI: 5299004CC60O9T5HVM83 | Long             | EC               | CORP              | US        |     75758 | NS      | $3318957.98   | 0.56%             |  |  |  | No            |                  1 | On Loan: No      |
| Morphic Holding Inc                 | Morphic Holding Inc                 | CUSIP: 61775R105<br>LEI: 549300RWWOUFLHTY1224 | Long             | EC               | CORP              | US        |     98697 | NS      | $2640144.75   | 0.44%             |  |  |  | No            |                  1 | On Loan: No      |
| Verra Mobility Corp                 | Verra Mobility Corp                 | CUSIP: 92511U102<br>LEI: 549300XX5EKGLR0M4152 | Long             | EC               | CORP              | US        |    513487 | NS      | $7101525.21   | 1.19%             |  |  |  | No            |                  1 | On Loan: No      |
| Kymera Therapeutics Inc             | Kymera Therapeutics Inc             | CUSIP: 501575104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     65110 | NS      | $1625145.60   | 0.27%             |  |  |  | No            |                  1 | On Loan: No      |
| Curtiss-Wright Corp                 | Curtiss-Wright Corp                 | CUSIP: 231561101<br>LEI: TEL51ETZWP7D0ZM4X325 | Long             | EC               | CORP              | US        |     35854 | NS      | $5987259.46   | 1.01%             |  |  |  | No            |                  1 | On Loan: No      |
| Fabrinet                            | Fabrinet                            | CUSIP: 000000000<br>LEI: 5493004TETZ6IYF7CV44 | Long             | EC               | CORP              | KY        |     65729 | NS      | $8427772.38   | 1.42%             |  |  |  | No            |                  1 | On Loan: No      |
| Louisiana-Pacific Corp              | Louisiana-Pacific Corp              | CUSIP: 546347105<br>LEI: 549300C7E2UAO5BVRR75 | Long             | EC               | CORP              | US        |     40868 | NS      | $2419385.60   | 0.41%             |  |  |  | No            |                  1 | On Loan: No      |
| YETI Holdings Inc                   | YETI Holdings Inc                   | CUSIP: 98585X104<br>LEI: 549300DSQICIGNT5GO63 | Long             | EC               | CORP              | US        |    150074 | NS      | $6199556.94   | 1.04%             |  |  |  | No            |                  1 | On Loan: No      |
| Insight Enterprises Inc             | Insight Enterprises Inc             | CUSIP: 45765U103<br>LEI: 529900S8991TYW6YP792 | Long             | EC               | CORP              | US        |     58660 | NS      | $5881838.20   | 0.99%             |  |  |  | No            |                  1 | On Loan: No      |
| Chord Energy Corp                   | Chord Energy Corp                   | CUSIP: 674215207<br>LEI: 529900FA4V2YNIKZ0M71 | Long             | EC               | CORP              | US        |     49390 | NS      | $6757045.90   | 1.14%             |  |  |  | No            |                  1 | On Loan: No      |
| Beauty Health Co/The                | Beauty Health Co/The                | CUSIP: 88331L108<br>LEI: 5493001Z2JZQT4C63C50 | Long             | EC               | CORP              | US        |    268054 | NS      | $2439291.40   | 0.41%             |  |  |  | No            |                  1 | On Loan: No      |
| PowerSchool Holdings Inc            | PowerSchool Holdings Inc            | CUSIP: 73939C106<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     58990 | NS      | $1361489.20   | 0.23%             |  |  |  | No            |                  1 | On Loan: No      |
| ITT Inc                             | ITT Inc                             | CUSIP: 45073V108<br>LEI: 549300KDSERHTJOXUS80 | Long             | EC               | CORP              | US        |     61143 | NS      | $4958697.30   | 0.83%             |  |  |  | No            |                  1 | On Loan: No      |
| Shockwave Medical Inc               | Shockwave Medical Inc               | CUSIP: 82489T104<br>LEI: 549300LDXO56IC5Y1538 | Long             | EC               | CORP              | US        |     13830 | NS      | $2843586.30   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| WEX Inc                             | WEX Inc                             | CUSIP: 96208T104<br>LEI: T9M5IGROL1TL1G5OV478 | Long             | EC               | CORP              | US        |     23694 | NS      | $3877523.10   | 0.65%             |  |  |  | No            |                  1 | On Loan: No      |
| Novanta Inc                         | Novanta Inc                         | CUSIP: 67000B104<br>LEI: N/A                  | Long             | EC               | CORP              | CA        |     38710 | NS      | $5259527.70   | 0.88%             |  |  |  | No            |                  1 | On Loan: No      |
| iShares Russell 2000 Growth ETF     | iShares Russell 2000 Growth ETF     | CUSIP: 464287648<br>LEI: 549300CPJOUVKWJGSH44 | Long             | EC               | RF                | US        |     55310 | NS      | $11865101.20  | 1.99%             |  |  |  | No            |                  1 | On Loan: No      |
| Magnolia Oil & Gas Corp             | Magnolia Oil & Gas Corp             | CUSIP: 559663109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    316861 | NS      | $7430390.45   | 1.25%             |  |  |  | No            |                  1 | On Loan: No      |
| MKS Instruments Inc                 | MKS Instruments Inc                 | CUSIP: 55306N104<br>LEI: 549300KEQATBHAGVF505 | Long             | EC               | CORP              | US        |     39877 | NS      | $3378778.21   | 0.57%             |  |  |  | No            |                  1 | On Loan: No      |
| Concentrix Corp                     | Concentrix Corp                     | CUSIP: 20602D101<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     32091 | NS      | $4273237.56   | 0.72%             |  |  |  | No            |                  1 | On Loan: No      |
| Owens & Minor Inc                   | Owens & Minor Inc                   | CUSIP: 690732102<br>LEI: 549300LMT5KQQXCEZ733 | Long             | EC               | CORP              | US        |    179586 | NS      | $3507314.58   | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Harmony Biosciences Holdings Inc    | Harmony Biosciences Holdings Inc    | CUSIP: 413197104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     54959 | NS      | $3028240.90   | 0.51%             |  |  |  | No            |                  1 | On Loan: No      |
| Casella Waste Systems Inc           | Casella Waste Systems Inc           | CUSIP: 147448104<br>LEI: 8EU0XUFVJ48U37IIDH51 | Long             | EC               | CORP              | US        |     60347 | NS      | $4786120.57   | 0.80%             |  |  |  | No            |                  1 | On Loan: No      |
| HealthEquity Inc                    | HealthEquity Inc                    | CUSIP: 42226A107<br>LEI: 529900LRJU1RAFQHM467 | Long             | EC               | CORP              | US        |     80248 | NS      | $4946486.72   | 0.83%             |  |  |  | No            |                  1 | On Loan: No      |
| Crinetics Pharmaceuticals Inc       | Crinetics Pharmaceuticals Inc       | CUSIP: 22663K107<br>LEI: 549300Q1CNFXK5P31D28 | Long             | EC               | CORP              | US        |    108491 | NS      | $1985385.30   | 0.33%             |  |  |  | No            |                  1 | On Loan: No      |
| Silicon Laboratories Inc            | Silicon Laboratories Inc            | CUSIP: 826919102<br>LEI: 4PRDF8Q9TDHRVZKZSZ47 | Long             | EC               | CORP              | US        |     38936 | NS      | $5282447.12   | 0.89%             |  |  |  | No            |                  1 | On Loan: No      |
| Ameresco Inc                        | Ameresco Inc                        | CUSIP: 02361E108<br>LEI: 529900NZXZGBCBXYY327 | Long             | EC               | CORP              | US        |     66083 | NS      | $3775982.62   | 0.63%             |  |  |  | No            |                  1 | On Loan: No      |
| CACI International Inc              | CACI International Inc              | CUSIP: 127190304<br>LEI: SYRPI2D1O9WRTS2WX210 | Long             | EC               | CORP              | US        |     25781 | NS      | $7749510.79   | 1.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Agree Realty Corp                   | Agree Realty Corp                   | CUSIP: 008492100<br>LEI: N/A                  | Long             | EC               |  | US        |     47251 | NS      | $3351513.43   | 0.56%             |  |  |  | No            |                  1 | On Loan: No      |
| Rapid7 Inc                          | Rapid7 Inc                          | CUSIP: 753422104<br>LEI: 549300GNVG5D60KEYN14 | Long             | EC               | CORP              | US        |     55327 | NS      | $1880011.46   | 0.32%             |  |  |  | No            |                  1 | On Loan: No      |
| Ovintiv Inc                         | Ovintiv Inc                         | CUSIP: 69047Q102<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     87273 | NS      | $4425613.83   | 0.74%             |  |  |  | No            |                  1 | On Loan: No      |
| Cytokinetics Inc                    | Cytokinetics Inc                    | CUSIP: 23282W605<br>LEI: 549300BE5DY1HW7IHA64 | Long             | EC               | CORP              | US        |     85462 | NS      | $3915868.84   | 0.66%             |  |  |  | No            |                  1 | On Loan: No      |
| Haemonetics Corp                    | Haemonetics Corp                    | CUSIP: 405024100<br>LEI: 549300ZEL6TXZS6F5F95 | Long             | EC               | CORP              | US        |     96965 | NS      | $7626297.25   | 1.28%             |  |  |  | No            |                  1 | On Loan: No      |
| Sprout Social Inc                   | Sprout Social Inc                   | CUSIP: 85209W109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     75367 | NS      | $4255220.82   | 0.71%             |  |  |  | No            |                  1 | On Loan: No      |
| Inhibrx Inc                         | Inhibrx Inc                         | CUSIP: 45720L107<br>LEI: 549300VBKG2LTV1TLY22 | Long             | EC               | CORP              | US        |     88254 | NS      | $2174578.56   | 0.37%             |  |  |  | No            |                  1 | On Loan: No      |
| Syndax Pharmaceuticals Inc          | Syndax Pharmaceuticals Inc          | CUSIP: 87164F105<br>LEI: 529900OF94TRHKZVBS87 | Long             | EC               | CORP              | US        |    112674 | NS      | $2867553.30   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| John Bean Technologies Corp         | John Bean Technologies Corp         | CUSIP: 477839104<br>LEI: 5493007CT6ATBZ2L6826 | Long             | EC               | CORP              | US        |     62924 | NS      | $5746848.92   | 0.97%             |  |  |  | No            |                  1 | On Loan: No      |
| Glaukos Corp                        | Glaukos Corp                        | CUSIP: 377322102<br>LEI: 5299004JA1LHE21M6T14 | Long             | EC               | CORP              | US        |     84810 | NS      | $3704500.80   | 0.62%             |  |  |  | No            |                  1 | On Loan: No      |
| Clean Harbors Inc                   | Clean Harbors Inc                   | CUSIP: 184496107<br>LEI: 5493000SJVZVZJKHJF48 | Long             | EC               | CORP              | US        |     25562 | NS      | $2917135.44   | 0.49%             |  |  |  | No            |                  1 | On Loan: No      |
| Boston Beer Co Inc/The              | Boston Beer Co Inc/The              | CUSIP: 100557107<br>LEI: 529900Q02MQ0DCQNRM58 | Long             | EC               | CORP              | US        |      7654 | NS      | $2522146.08   | 0.42%             |  |  |  | No            |                  1 | On Loan: No      |
| Visteon Corp                        | Visteon Corp                        | CUSIP: 92839U206<br>LEI: 549300MOVLYHRW4GGW78 | Long             | EC               | CORP              | US        |     44338 | NS      | $5800740.54   | 0.97%             |  |  |  | No            |                  1 | On Loan: No      |
| Livent Corp                         | Livent Corp                         | CUSIP: 53814L108<br>LEI: 254900OOLQ2VNMZTJL47 | Long             | EC               | CORP              | US        |    268606 | NS      | $5337201.22   | 0.90%             |  |  |  | No            |                  1 | On Loan: No      |
| Deckers Outdoor Corp                | Deckers Outdoor Corp                | CUSIP: 243537107<br>LEI: 5493008LG4W3I6K8J118 | Long             | EC               | CORP              | US        |     15475 | NS      | $6177001.00   | 1.04%             |  |  |  | No            |                  1 | On Loan: No      |
| Encompass Health Corp               | Encompass Health Corp               | CUSIP: 29261A100<br>LEI: 549300FVRPM9DRQZRG64 | Long             | EC               | CORP              | US        |     82539 | NS      | $4936657.59   | 0.83%             |  |  |  | No            |                  1 | On Loan: No      |
| Five9 Inc                           | Five9 Inc                           | CUSIP: 338307101<br>LEI: 254900MXP6EWY0SFFR59 | Long             | EC               | CORP              | US        |     45388 | NS      | $3080029.68   | 0.52%             |  |  |  | No            |                  1 | On Loan: No      |
| Freshpet Inc                        | Freshpet Inc                        | CUSIP: 358039105<br>LEI: 549300S4ZK8ZQ6HNPN59 | Long             | EC               | CORP              | US        |     65980 | NS      | $3481764.60   | 0.58%             |  |  |  | No            |                  1 | On Loan: No      |
| Shoals Technologies Group Inc       | Shoals Technologies Group Inc       | CUSIP: 82489W107<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    154309 | NS      | $3806803.03   | 0.64%             |  |  |  | No            |                  1 | On Loan: No      |
| Performance Food Group Co           | Performance Food Group Co           | CUSIP: 71377A103<br>LEI: 549300EUK8GR9IT1YK57 | Long             | EC               | CORP              | US        |     81943 | NS      | $4784651.77   | 0.80%             |  |  |  | No            |                  1 | On Loan: No      |
| Thor Industries Inc                 | Thor Industries Inc                 | CUSIP: 885160101<br>LEI: 254900XZO1228PDSG060 | Long             | EC               | CORP              | US        |     52698 | NS      | $3978172.02   | 0.67%             |  |  |  | No            |                  1 | On Loan: No      |
| Celsius Holdings Inc                | Celsius Holdings Inc                | CUSIP: 15118V207<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     59797 | NS      | $6221279.88   | 1.05%             |  |  |  | No            |                  1 | On Loan: No      |
| Chart Industries Inc                | Chart Industries Inc                | CUSIP: 16115Q308<br>LEI: EM7QGKC1GYOF3LSZSL80 | Long             | EC               | CORP              | US        |     39750 | NS      | $4580392.50   | 0.77%             |  |  |  | No            |                  1 | On Loan: No      |
| Lattice Semiconductor Corp          | Lattice Semiconductor Corp          | CUSIP: 518415104<br>LEI: 549300LRBBPZDQ2II567 | Long             | EC               | CORP              | US        |     47750 | NS      | $3098020.00   | 0.52%             |  |  |  | No            |                  1 | On Loan: No      |
| PTC Therapeutics Inc                | PTC Therapeutics Inc                | CUSIP: 69366J200<br>LEI: 549300UJLWOIWFDGB318 | Long             | EC               | CORP              | US        |     75848 | NS      | $2895118.16   | 0.49%             |  |  |  | No            |                  1 | On Loan: No      |
| Boise Cascade Co                    | Boise Cascade Co                    | CUSIP: 09739D100<br>LEI: 549300Z8B8LSRHC7XA55 | Long             | EC               | CORP              | US        |     36765 | NS      | $2524652.55   | 0.42%             |  |  |  | No            |                  1 | On Loan: No      |
| Blackbaud Inc                       | Blackbaud Inc                       | CUSIP: 09227Q100<br>LEI: 54930056X3HKFMNG3754 | Long             | EC               | CORP              | US        |     71650 | NS      | $4217319.00   | 0.71%             |  |  |  | No            |                  1 | On Loan: No      |
| Alarm.com Holdings Inc              | Alarm.com Holdings Inc              | CUSIP: 011642105<br>LEI: 549300HIH92U1EKIHZ32 | Long             | EC               | CORP              | US        |     88693 | NS      | $4388529.64   | 0.74%             |  |  |  | No            |                  1 | On Loan: No      |
| Ingevity Corp                       | Ingevity Corp                       | CUSIP: 45688C107<br>LEI: 5493009UTFC4B5IMGF87 | Long             | EC               | CORP              | US        |     40165 | NS      | $2829222.60   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| Stem Inc                            | Stem Inc                            | CUSIP: 85859N102<br>LEI: 549300GVWIYFILN5V546 | Long             | EC               | CORP              | US        |    317706 | NS      | $2840291.64   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| Zentalis Pharmaceuticals Inc        | Zentalis Pharmaceuticals Inc        | CUSIP: 98943L107<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     80659 | NS      | $1624472.26   | 0.27%             |  |  |  | No            |                  1 | On Loan: No      |
| Repay Holdings Corp                 | Repay Holdings Corp                 | CUSIP: 76029L100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    123134 | NS      | $991228.70    | 0.17%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2023-01-25

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

**Signature:** Phillip Rinzel

**Name of Signer:** Phillip Rinzel

**Title:** Controller and Chief Accounting Officer