# EDGAR Filing Document

**Accession Number:** 0000319108
**File Stem:** 0002071691-26-012485
**Filing Date:** 2026-5
**Character Count:** 16385
**Document Hash:** ad5f9f626e92bf75ea2f113b7723b4e3
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0002071691-26-012485.hdr.sgml**: 20260528

**ACCESSION NUMBER**: 0002071691-26-012485

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20260331

**FILED AS OF DATE**: 20260528

**DATE AS OF CHANGE**: 20260528

**PERIOD START**: 20261231

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BlackRock Series Fund, Inc.
- **CENTRAL INDEX KEY:** 0000319108

**ORGANIZATION NAME:**
- **EIN:** 133051800
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-03091
- **FILM NUMBER:** 261029728

**BUSINESS ADDRESS:**
- **STREET 1:** 100 BELEVUE PARKWAY
- **CITY:** WILMINGTON
- **STATE:** DE
- **ZIP:** 19809
- **BUSINESS PHONE:** 800-441-7762

**MAIL ADDRESS:**
- **STREET 1:** 100 BELEVUE PARKWAY
- **CITY:** WILMINGTON
- **STATE:** DE
- **ZIP:** 19809

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** FAM Series Fund, Inc.
- **DATE OF NAME CHANGE:** 20050720

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MERRILL LYNCH SERIES FUNDS INC
- **DATE OF NAME CHANGE:** 20000229

## Series and Classes Contracts Data

### BlackRock Capital Appreciation Portfolio (Series ID: S000003867)

| Class ID   | Class Name                               | Ticker Symbol   |
|:---|:---|:---|
| C000010833 | BlackRock Capital Appreciation 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:** BlackRock Series Fund, Inc.

- **b. Investment Company Act file number:** 811-03091

- **c. CIK number of Registrant:** 0000319108

- **d. LEI of Registrant:** 5493003PV3Y6OZI6HR61

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

  - **Street Address 1:** 100 Bellevue Parkway

  - **City:** Wilmington

  - **State:** DE

  - **Foreign country:** US

  - **Zip / Postal Code:** 19809

  - **Telephone number:** 800-441-7762

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

- **a. Name of Series:** BlackRock Capital Appreciation Portfolio

- **b. EDGAR series identifier (if any):** S000003867

- **c. LEI of Series:** VHVDJEYO3F9P79FZVV86

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

- **a. Date of fiscal year-end:** 2026-12-31

- **b. Date as of which information is reported:** 2026-03-31

**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:** $230000486.84

**Total Liabilities:** $219135.98

**Net Assets:** $229781350.86

**Cash Not Reported:** $13871.44

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000010833 | 0.12%                | -4.29%               | -5.41%               |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $5924361.13              | $-5541179.30                               |
| Month 2  | $4583465.33              | $-15495746.04                              |
| Month 3  | $1943427.05              | $-15150140.60                              |

**Designated Index Information**

- **Index Name:** N/A

- **Index Identifier:** N/A

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Eaton Corp. plc                | Eaton Corp. plc                                        | CUSIP: N/A<br>LEI: 549300VDIGTMXUNT7H71       | Long             | EC               | CORP              | IE        |     13222 | NS      | $4729112.74   | 2.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Lam Research Corp.             | Lam Research Corp.                                     | CUSIP: 512807306<br>LEI: 549300I4GMO6D34U1T02 | Long             | EC               | CORP              | US        |     15756 | NS      | $3366426.96   | 1.47%             |  |  |  | No            |                  1 | On Loan: No      |
| Alphabet, Inc.                 | Alphabet, Inc., Class A                                | CUSIP: 02079K305<br>LEI: 5493006MHB84DD0ZWV18 | Long             | EC               | CORP              | US        |     41237 | NS      | $11858111.72  | 5.16%             |  |  |  | No            |                  1 | On Loan: No      |
| Walmart, Inc.                  | Walmart, Inc.                                          | CUSIP: 931142103<br>LEI: Y87794H0US1R65VBXU25 | Long             | EC               | CORP              | US        |     21636 | NS      | $2688922.08   | 1.17%             |  |  |  | No            |                  1 | On Loan: No      |
| Robinhood Markets, Inc.        | Robinhood Markets, Inc., Class A                       | CUSIP: 770700102<br>LEI: 213800FS5AO3YWIE6F63 | Long             | EC               | CORP              | US        |     49809 | NS      | $3451763.70   | 1.50%             |  |  |  | No            |                  1 | On Loan: No      |
| NVIDIA Corp.                   | NVIDIA Corp.                                           | CUSIP: 67066G104<br>LEI: 549300S4KLFTLO7GSQ80 | Long             | EC               | CORP              | US        |    194657 | NS      | $33948180.80  | 14.77%            |  |  |  | No            |                  1 | On Loan: No      |
| Amazon.com, Inc.               | Amazon.com, Inc.                                       | CUSIP: 023135106<br>LEI: ZXTILKJKG63JELOEG630 | Long             | EC               | CORP              | US        |     90298 | NS      | $18806364.46  | 8.18%             |  |  |  | No            |                  1 | On Loan: No      |
| Eli Lilly & Co.                | Eli Lilly & Co.                                        | CUSIP: 532457108<br>LEI: FRDRIPF3EKNDJ2CQJL29 | Long             | EC               | CORP              | US        |      5191 | NS      | $4774526.07   | 2.08%             |  |  |  | No            |                  1 | On Loan: No      |
| Howmet Aerospace, Inc.         | Howmet Aerospace, Inc.                                 | CUSIP: 443201108<br>LEI: 549300HO5WFZUT5N2T22 | Long             | EC               | CORP              | US        |     30558 | NS      | $7042396.68   | 3.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Intel Corp.                    | Intel Corp.                                            | CUSIP: 458140100<br>LEI: KNX4USFCNGPY45LOCE31 | Long             | EC               | CORP              | US        |    109936 | NS      | $4851475.68   | 2.11%             |  |  |  | No            |                  1 | On Loan: No      |
| Boston Scientific Corp.        | Boston Scientific Corp.                                | CUSIP: 101137107<br>LEI: Y6ZDD9FP4P8JSSJMW954 | Long             | EC               | CORP              | US        |     41713 | NS      | $2617490.75   | 1.14%             |  |  |  | No            |                  1 | On Loan: No      |
| Snowflake, Inc.                | Snowflake, Inc., Class A                               | CUSIP: 833445109<br>LEI: 254900CJNSY1K7T53Z16 | Long             | EC               | CORP              | US        |     30036 | NS      | $4530029.52   | 1.97%             |  |  |  | No            |                  1 | On Loan: No      |
| Apple, Inc.                    | Apple, Inc.                                            | CUSIP: 037833100<br>LEI: HWUPKR0MPOU8FGXBT394 | Long             | EC               | CORP              | US        |     55930 | NS      | $14194474.70  | 6.18%             |  |  |  | No            |                  1 | On Loan: No      |
| Tesla, Inc.                    | Tesla, Inc.                                            | CUSIP: 88160R101<br>LEI: 54930043XZGB27CTOV49 | Long             | EC               | CORP              | US        |      6497 | NS      | $2415259.75   | 1.05%             |  |  |  | No            |                  1 | On Loan: No      |
| Arista Networks, Inc.          | Arista Networks, Inc.                                  | CUSIP: 040413205<br>LEI: 635400H1WKBLOQERUU95 | Long             | EC               | CORP              | US        |     41889 | NS      | $5143131.42   | 2.24%             |  |  |  | No            |                  1 | On Loan: No      |
| TransDigm Group, Inc.          | TransDigm Group, Inc.                                  | CUSIP: 893641100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |      2492 | NS      | $2888128.32   | 1.26%             |  |  |  | No            |                  1 | On Loan: No      |
| Freeport-McMoRan, Inc.         | Freeport-McMoRan, Inc.                                 | CUSIP: 35671D857<br>LEI: 549300IRDTHJQ1PVET45 | Long             | EC               | CORP              | US        |     87937 | NS      | $5168936.86   | 2.25%             |  |  |  | No            |                  1 | On Loan: No      |
| Citigroup, Inc.                | Citigroup, Inc.                                        | CUSIP: 172967424<br>LEI: 6SHGI4ZSSLCXXQSBB395 | Long             | EC               | CORP              | US        |     11172 | NS      | $1267016.52   | 0.55%             |  |  |  | No            |                  1 | On Loan: No      |
| ByteDance Ltd., Series E-1     | ByteDance Ltd., Series E-1                             | CUSIP: N/A<br>LEI: 54930057HU24VGK3CO92       | Long             | EP               | CORP              | GB        |     10263 | NS      | $2966314.89   | 1.29%             |  |  |  | Yes           |                  3 | On Loan: No      |
| BlackRock Liquidity Funds      | BlackRock Liquidity Funds, T-Fund, Institutional Class | CUSIP: 09248U718<br>LEI: 5493002L9DNZ83RX7V61 | Long             | STIV             | RF                | US        |   1138338 | NS      | $1138337.54   | 0.50%             |  |  |  | No            |                  1 | On Loan: No      |
| Broadcom, Inc.                 | Broadcom, Inc.                                         | CUSIP: 11135F101<br>LEI: 549300WV6GIDOZJTV909 | Long             | EC               | CORP              | US        |     36289 | NS      | $11231808.39  | 4.89%             |  |  |  | No            |                  1 | On Loan: No      |
| McKesson Corp.                 | McKesson Corp.                                         | CUSIP: 58155Q103<br>LEI: 549300WZWOM80UCFSF54 | Long             | EC               | CORP              | US        |      6107 | NS      | $5284753.52   | 2.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Datadog, Inc.                  | Datadog, Inc., Class A                                 | CUSIP: 23804L103<br>LEI: 549300F6JNO0KRPO1K63 | Long             | EC               | CORP              | US        |     47878 | NS      | $5651997.90   | 2.46%             |  |  |  | No            |                  1 | On Loan: No      |
| Meta Platforms, Inc.           | Meta Platforms, Inc., Class A                          | CUSIP: 30303M102<br>LEI: BQ4BKCS1HXDV9HN80Z93 | Long             | EC               | CORP              | US        |     15852 | NS      | $9069404.76   | 3.95%             |  |  |  | No            |                  1 | On Loan: No      |
| Capital One Financial Corp.    | Capital One Financial Corp.                            | CUSIP: 14040H105<br>LEI: ZUE8T73ROZOF6FLBAR73 | Long             | EC               | CORP              | US        |     21719 | NS      | $3962197.17   | 1.72%             |  |  |  | No            |                  1 | On Loan: No      |
| Quanta Services, Inc.          | Quanta Services, Inc.                                  | CUSIP: 74762E102<br>LEI: SHVRXXEACT60MMH07S24 | Long             | EC               | CORP              | US        |     10684 | NS      | $5865729.68   | 2.55%             |  |  |  | No            |                  1 | On Loan: No      |
| Applied Materials, Inc.        | Applied Materials, Inc.                                | CUSIP: 038222105<br>LEI: 41BNNE1AFPNAZELZ6K07 | Long             | EC               | CORP              | US        |     11417 | NS      | $3902216.43   | 1.70%             |  |  |  | No            |                  1 | On Loan: No      |
| EQT Corp.                      | EQT Corp.                                              | CUSIP: 26884L109<br>LEI: 4NT01YGM4X7ZX86ISY52 | Long             | EC               | CORP              | US        |     37739 | NS      | $2401709.96   | 1.05%             |  |  |  | No            |                  1 | On Loan: No      |
| Caterpillar, Inc.              | Caterpillar, Inc.                                      | CUSIP: 149123101<br>LEI: WRJR7GS4GTRECRRTVX92 | Long             | EC               | CORP              | US        |      8794 | NS      | $6230197.24   | 2.71%             |  |  |  | No            |                  1 | On Loan: No      |
| L3Harris Technologies, Inc.    | L3Harris Technologies, Inc.                            | CUSIP: 502431109<br>LEI: 549300UTE50ZMDBG8A20 | Long             | EC               | CORP              | US        |     12754 | NS      | $4402043.10   | 1.92%             |  |  |  | No            |                  1 | On Loan: No      |
| AppLovin Corp.                 | AppLovin Corp., Class A                                | CUSIP: 03831W108<br>LEI: 549300LLVXMUAOL3SQ07 | Long             | EC               | CORP              | US        |     10355 | NS      | $4121290.00   | 1.79%             |  |  |  | No            |                  1 | On Loan: No      |
| Microsoft Corp.                | Microsoft Corp.                                        | CUSIP: 594918104<br>LEI: INR2EJN1ERAN0W5ZP974 | Long             | EC               | CORP              | US        |     38322 | NS      | $14185654.74  | 6.17%             |  |  |  | No            |                  1 | On Loan: No      |
| Shopify, Inc.                  | Shopify, Inc., Class A                                 | CUSIP: 82509L107<br>LEI: 549300HGQ43STJLLP808 | Long             | EC               | CORP              | CA        |     34428 | NS      | $4083849.36   | 1.78%             |  |  |  | No            |                  1 | On Loan: No      |
| Thermo Fisher Scientific, Inc. | Thermo Fisher Scientific, Inc.                         | CUSIP: 883556102<br>LEI: HCHV7422L5HDJZCRFL38 | Long             | EC               | CORP              | US        |      3169 | NS      | $1557658.57   | 0.68%             |  |  |  | No            |                  1 | On Loan: No      |
| EURO                           | EURO                                                   | CUSIP: N/A<br>LEI: N/A                        | Long             | STIV             |  | XX        |         0 | OU      | $0.01         | 0.00%             |  |  |  | No            |                  1 | On Loan: No      |
| Palo Alto Networks, Inc.       | Palo Alto Networks, Inc.                               | CUSIP: 697435105<br>LEI: 549300QXR2YVZV231H43 | Long             | EC               | CORP              | US        |     27951 | NS      | $4481104.32   | 1.95%             |  |  |  | No            |                  1 | On Loan: No      |
| Equinix, Inc.                  | Equinix, Inc.                                          | CUSIP: 29444U700<br>LEI: 549300EVUN2BTLJ3GT74 | Long             | EC               | CORP              | US        |      5781 | NS      | $5666767.44   | 2.47%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2026-03-31

**Name of Applicant:** BlackRock Series Fund, Inc.

**Signature:** Chuck Pulsfort

**Name of Signer:** Chuck Pulsfort

**Title:** Assistant Treasurer