State Street Institutional Investment Trust

One Congress Street

Boston, MA 02114

SSGA Funds Management, Inc.

One Congress Street

Boston, MA 02114

June 24, 2026

Ladies and Gentlemen:

Reference is made to the Operations and Administration Agreement by and among State Street Institutional Investment Trust (the “Trust”) and SSGA Funds Management, Inc. (the “Administrator”) dated August 9, 2024 (the “Agreement”).

Pursuant to the Agreement, this letter is to provide notice of the name change of the following series of the Trust (the “Fund”):

 

Fund Name

  

New Fund Name

  

Effective Date

State Street Federal Prime Retail Reserves Money Market Fund    State Street Prime Retail Reserves Money Market Fund    May 19, 2026

The portion of the previous Schedule A specifically related to the undersigned Trust is hereby amended to include the change described above; the previous Schedule A remains otherwise in effect with respect to all other Trusts and their respective funds.

Please acknowledge receipt of this letter and your agreement below.

 

 

Sincerely,
STATE STREET INSTITUTIONAL INVESTMENT TRUST
By:  

/s/ Bruce Rosenberg

Name:   Bruce Rosenberg
Title:   Treasurer, Duly Authorized

 

Agreed and Accepted:
SSGA FUNDS MANAGEMENT, INC.
By:   /s/ Ann M. Carpenter
Name:  

Ann M. Carpenter

Title:  

Chief Operating Officer


OPERATIONS AND ADMINISTRATION AGREEMENT

SCHEDULE A, as of June 24, 2026

Listing of Fund(s), Class(es) and Fees

State Street Institutional Investment Trust

 

Fund(s)

  

Class(es)

  

Fees

State Street Federal Government Money Market Fund    Advantage    0.14%
State Street Federal Treasury Plus Money Market Fund    Advantage    0.14%
State Street Federal Treasury Money Market Fund    Advantage    0.14%
State Street Prime Retail Reserves Money Market Fund (formerly State Street Federal Prime Retail Reserves Money Market Fund)    Advantage    0.14%
State Street Prime Retail Reserves Money Market Fund (formerly State Street Federal Prime Retail Reserves Money Market Fund)    Advisory    0.15%
State Street Prime Retail Reserves Money Market Fund (formerly State Street Federal Prime Retail Reserves Money Market Fund)    Agency    0.15%
State Street Prime Retail Reserves Money Market Fund (formerly State Street Federal Prime Retail Reserves Money Market Fund)    Capital    0.13%
State Street Prime Retail Reserves Money Market Fund (formerly State Street Federal Prime Retail Reserves Money Market Fund)    Cash Management    0.10%
State Street Stablecoin Reserves Money Market Fund    Capital    0.13%
State Street Stablecoin Reserves Money Market Fund    Preferred    0.07%

 

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