# EDGAR Filing Document

**Accession Number:** 0001738074
**File Stem:** 0001193125-23-019196
**Filing Date:** 2023-1
**Character Count:** 5637
**Document Hash:** 8bc7b86aef95029fe76770f0fe7fb11a
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-23-019196.hdr.sgml**: 20230130

**ACCESSION NUMBER**: 0001193125-23-019196

**CONFORMED SUBMISSION TYPE**: 497K

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230130

**DATE AS OF CHANGE**: 20230130

**EFFECTIVENESS DATE**: 20230130

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BlackRock Funds IV
- **CENTRAL INDEX KEY:** 0001738074
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 497K
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-224373
- **FILM NUMBER:** 23568999

**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

## Series and Classes Contracts Data

### BlackRock Global Long/Short Credit Fund (Series ID: S000062370)

| Class ID   | Class Name           | Ticker Symbol   |
|:---|:---|:---|
| C000202324 | Investor A Shares    |  |
| C000202325 | Investor C Shares    |  |
| C000202326 | Institutional Shares |  |
| C000202327 | Class K Shares       |  |

**BLACKROCK FUNDS IV** 

**BlackRock Global Long/Short Credit Fund** 

(the "Fund")

**Supplement dated January 30, 2023 (the "Supplement") to the Fund's** 

**Summary Prospectuses and Prospectuses, each dated November 28, 2022, as supplemented to date** 

**Effective January 31, 2023, the following changes are made to the Fund's Summary Prospectuses and Prospectuses, as applicable:** 

**The section of the Summary Prospectuses entitled "Key Facts About BlackRock Global Long/Short Credit Fund — Portfolio Managers" and the section of the Prospectuses entitled "Fund Overview — Key Facts About BlackRock Global Long/Short Credit Fund — Portfolio Managers" are deleted in their entirety and replaced with the following:** 

***Portfolio Managers***

---

| | | |
|:---|:---|:---|
| **Name** | **Portfolio Manager of<br>the Fund Since** | **Title** |
| Joshua Tarnow | 2011<sup>\*</sup> | Managing Director of BlackRock, Inc. |
| Jose Aguilar | 2017<sup>\*</sup> | Managing Director of BlackRock, Inc. |
| Carly Wilson | 2017<sup>\*</sup> | Managing Director of BlackRock, Inc. |
| David Taerstein | 2021 | Director of BlackRock, Inc. |

---

\* Includes management of the Predecessor Fund.

**The section of the Prospectuses 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. Joshua Tarnow, Jose Aguilar, Carly Wilson and David Taerstein are the portfolio managers of the Fund 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 management team. |

---

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

***Portfolio Manager Information***

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 Fund's SAI.

------

---

| | | | |
|:---|:---|:---|:---|
| **Portfolio Manager** | **Primary Role** | **Since** | **Title and Recent Biography** |
| Joshua Tarnow | 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. | 2011<sup>\*</sup> | Managing Director of BlackRock, Inc. since 2009; Senior Partner at R3 Capital Partners from 2008 to 2009; Managing Director at Lehman Brothers from 2006 to 2008. |
| Jose Aguilar | 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. | 2017<sup>\*</sup> | Managing Director of BlackRock, Inc. since 2016; Director of BlackRock, Inc. from 2013 to 2016; Vice President of BlackRock, Inc. from 2011 to 2013; Associate at BlackRock, Inc. from 2009 to 2011; Associate at R3 Capital Partners from 2008 to 2009. |
| Carly Wilson | 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. | 2017<sup>\*</sup> | Managing Director of BlackRock, Inc. since 2019; Director of BlackRock, Inc. from 2016 to 2019; Vice President of BlackRock, Inc. from 2011 to 2015; Associate at BlackRock, Inc. from 2009 to 2010; Associate at R3 Capital Partners from 2008 to 2009; Associate at Lehman Brothers from 2004 to 2008. |
| David Taerstein | 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. | 2021 | Director of BlackRock, Inc. since 2013; Vice President of BlackRock, Inc. from 2007 to 2013; Associate at BlackRock, Inc. from 2004 to 2007. |

---

\* Includes management of the Predecessor Fund.

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

ALLPRO-GLSC-0123SUP