# EDGAR Filing Document

**Accession Number:** 0000355916
**File Stem:** 0001193125-25-211468
**Filing Date:** 2025-9
**Character Count:** 3479
**Document Hash:** ae89f84656fa2e719172180bbf101df1
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-211468.hdr.sgml**: 20250922

**ACCESSION NUMBER**: 0001193125-25-211468

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250922

**DATE AS OF CHANGE**: 20250922

**EFFECTIVENESS DATE**: 20250922

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BlackRock Variable Series Funds, Inc.
- **CENTRAL INDEX KEY:** 0000355916

**ORGANIZATION NAME:**
- **EIN:** 133093080
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 002-74452
- **FILM NUMBER:** 251330667

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

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

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

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MERRILL LYNCH VARIABLE SERIES FUNDS INC
- **DATE OF NAME CHANGE:** 19920703

## Series and Classes Contracts Data

### BlackRock 60/40 Target Allocation ETF V.I. Fund (Series ID: S000045356)

---

|  |  |
|:---|:---|
| Class Name | Class ID   |
| Class I    | C000141138 |
| Class III  | C000141139 |

---

## Series and Classes Contracts Data

### BlackRock 60/40 Target Allocation ETF V.I. Fund (Series ID: S000045356)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000141138 | Class I      |  |
| C000141139 | Class III    |  |

**BLACKROCK VARIABLE SERIES FUNDS, INC.** 

BlackRock 60/40 Target Allocation ETF V.I. Fund

(the "Fund")

**Supplement dated September 22, 2025 to the Prospectus of the Fund, dated May 1, 2025, as amended and/or supplemented to date** 

**Effective immediately, the Fund's Prospectus is amended as follows:** 

**The section entitled "Details About the Fund – Information about the ETFs – ETFs" is amended to add the following underlying ETFs to the table:** 

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| | |
|:---|:---|
| **Fund Name** | **Investment Objective and Principal Investment<br>Strategies** |
| **iShares<sup>®</sup> U.S. Aerospace & Defense ETF** | The iShares U.S. Aerospace & Defense ETF (the "Fund") seeks to track the investment results of an index composed of U.S. equities in the aerospace and defense sector.<br>The Fund seeks to track the investment results of the Dow Jones U.S. Select Aerospace & Defense Index (the "Underlying Index"), which measures the performance of the aerospace and defense sector of the U.S. equity market, as defined by S&P Dow Jones Indices LLC (the "Index Provider" or "SPDJI"). Aerospace companies in the Underlying Index include manufacturers, assemblers and distributors of aircraft and aircraft parts. Defense companies in the Underlying Index include producers of components and equipment for the defense industry, such as military aircraft, radar equipment and weapons. The Underlying Index includes large-, mid- or small-capitalization companies and may change over time. As of March 31, 2025, a significant portion of the Underlying Index is represented by securities of companies in the aerospace and defense and industrials industries or sectors. The components of the Underlying Index are likely to change over time. |

---

\*\*\*

**Shareholders should retain this Supplement for future reference** 

PRO-TAVI-0925SUP