EXHIBIT 22.1

Subsidiary Issuer of Guaranteed Securities

BlackRock Finance, Inc. (formerly known as BlackRock, Inc.), a Delaware corporation (“Old BlackRock”), is a consolidated subsidiary of BlackRock, Inc. (formerly known as BlackRock Funding, Inc.), a Delaware corporation (“New BlackRock”) and a guarantor of New BlackRock’s debt securities. New BlackRock is also an issuer of registered debt securities, which are guaranteed by Old BlackRock. As of December 31, 2025, the registered debt securities were as follows:

 

New BlackRock registered debt securities guaranteed by Old BlackRock:

 

Name of Issuer

State of Formation of Issuer

Description of Registered Debt Securities

BlackRock, Inc.

Delaware

4.700% Notes due 2029

 

 

 

BlackRock, Inc.

Delaware

5.000% Notes due 2034

 

 

 

 

 

BlackRock, Inc.

 

Delaware

 

3.750% Notes due 2035

 

 

 

BlackRock, Inc.

Delaware

5.250% Notes due 2054

 

BlackRock, Inc.

Delaware

4.600% Notes due 2027

 

 

 

BlackRock, Inc.

Delaware

4.900% Notes due 2035

 

 

 

BlackRock, Inc.

Delaware

5.350% Notes due 2055

 

 

Old BlackRock registered debt securities guaranteed by New BlackRock:

 

Name of Issuer

State of Formation of Issuer

Description of Registered Debt Securities

BlackRock Finance, Inc.

Delaware

3.200% Notes due 2027

 

 

 

BlackRock Finance, Inc.

Delaware

3.250% Notes due 2029

 

BlackRock Finance, Inc.

Delaware

2.400% Notes due 2030

 

 

 

BlackRock Finance, Inc.

Delaware

1.900% Notes due 2031

 

 

 

BlackRock Finance, Inc.

Delaware

2.10% Notes due 2032

 

 

 

 

 

BlackRock Finance, Inc.

Delaware

 

4.750% Notes due 2033