# EDGAR Filing Document

**Accession Number:** 0001398078
**File Stem:** 0001193125-25-319489
**Filing Date:** 2025-12
**Character Count:** 4766
**Document Hash:** aa5aa5a285330e664695ec78204351fd
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-319489.hdr.sgml**: 20251216

**ACCESSION NUMBER**: 0001193125-25-319489

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20251216

**DATE AS OF CHANGE**: 20251215

**EFFECTIVENESS DATE**: 20251216

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BlackRock Funds II
- **CENTRAL INDEX KEY:** 0001398078

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 0930

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-142592
- **FILM NUMBER:** 251572715

**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:** BlackRock Fixed Income Trust
- **DATE OF NAME CHANGE:** 20070501

## Series and Classes Contracts Data

### BlackRock Retirement Income 2030 Fund (Series ID: S000069110)

---

|  |  |
|:---|:---|
| Class Name    | Class ID   |
| Institutional | C000220895 |
| Investor A    | C000220896 |

---

## Series and Classes Contracts Data

### BlackRock Retirement Income 2030 Fund (Series ID: S000069110)

| Class ID   | Class Name    | Ticker Symbol   |
|:---|:---|:---|
| C000220895 | Institutional |  |
| C000220896 | Investor A    |  |

**BLACKROCK FUNDS II** 

BlackRock Retirement Income 2030 Fund

(the "Fund")

**Supplement dated December 16, 2025 to the Summary Prospectuses and the** 

**Prospectus of the Fund each dated April 30, 2025, as supplemented to date** 

**Effective December 31, 2025, the following changes are made to the Fund's Summary Prospectuses and Prospectus, as applicable:** 

**The section of the Summary Prospectuses entitled "Key Facts About BlackRock Retirement Income 2030 Fund — Portfolio Manager" and the section of the Prospectus entitled "Fund Overview — Key Facts About BlackRock Retirement Income 2030 Fund — Portfolio Manager" are deleted in their entirety and replaced with the following:** 

***Portfolio Manager***

---

| | | |
|:---|:---|:---|
| **Portfolio Manager** | **Portfolio Manager of<br>the Fund Since** | **Title** |
| Michael Pensky, CFA | 2020 | Managing Director of BlackRock, Inc. |
| Justin Christofel, CFA | 2023 | Managing Director of BlackRock, Inc. |
| Louis Arranz, CFA | 2025 | Director of BlackRock, Inc. |

---

**The section of the Prospectus entitled "Details About the Fund — How the Fund Invests — About the Portfolio Management Team of the Fund" is deleted in its entirety and replaced with the following:** 

---

| |
|:---|
| &nbsp;&nbsp;&nbsp;**ABOUT THE PORTFOLIO MANAGEMENT TEAM OF THE FUND** |
| &nbsp;&nbsp;&nbsp;The Fund is managed by a team of financial professionals. Michael Pensky, CFA, Justin Christofel, CFA and Louis Arranz, CFA, are the portfolio managers and are jointly and primarily responsible for the day-to-day management of the Fund. Please see "Management of the Fund — Portfolio Manager Information" for additional information about the portfolio managers. |

---

**The section of the Prospectus entitled "Management of the Fund — Portfolio Manager Information" is deleted in its entirety and replaced with the following:** 

Information regarding the portfolio managers of the Fund is set forth below. Further information regarding the portfolio managers, including other accounts managed, compensation, ownership of Fund shares and possible conflicts of interest, is available in the SAI.

------

---

| | | | |
|:---|:---|:---|:---|
| **Portfolio Manager** | **Primary Role** | **Since** | **Title and Recent Biography** |
| Michael Pensky, CFA | Jointly and primarily responsible for the day-to-day management of the Fund's portfolio, including setting the Fund's overall investment strategy and overseeing the management of the Fund. | 2020 | Managing Director of BlackRock, Inc. since 2021; Director of BlackRock, Inc. from 2018 through 2020. |
| Justin Christofel, CFA | Jointly and primarily responsible for the day-to-day management of the Fund's portfolio, including setting the Fund's overall investment strategy and overseeing the management of the Fund. | 2023 | Managing Director of BlackRock, Inc. since 2016. |
| Louis Arranz, CFA | Jointly and primarily responsible for the day-to-day management of the Fund's portfolio, including setting the Fund's overall investment strategy and overseeing the management of the Fund. | 2025 | Director of BlackRock, Inc. since 2023; Vice President of BlackRock, Inc. from 2020 to 2022. |

---

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