Blackstone Secured Lending Fund

Revolving Credit Facility Amendment

On August 4, 2025, the Company entered into an amendment (the“Revolver Amendment”) to the Revolving Credit Facility, among the Company, as borrower, each of the lenders from time to time party thereto and Citibank, N.A., as administrative agent. The Revolver Amendment provides for, among other things, (a) increasing the aggregate committed principal from $2.3 billion to $2.4 billion, which is comprised of (i) revolving commitments in an aggregate amount of $2.0 billion and (ii) funded term loans in an aggregate principal amount of $433.5 million, (b) an extension of the period during which the Company may make borrowings on the Revolving Credit Facility from August 12, 2028 to August 4, 2029 (other than with respect to the revolving commitments of certain lenders in the amount of $200.0 million, which expire on June 28, 2026), (c) an extension of the scheduled maturity date of the Revolving Credit Facility from August 12, 2029 to August 4, 2030 (other than with respect to the revolving commitments of certain lenders in the amount of $200.0 million, which mature on June 28, 2027), (d) resetting the minimum shareholders’ equity test, (e) removing the Term SOFR Adjustment with respect to the 2030 Loans (as defined in the Credit Agreement) and (f) removing provisions related to sustainability targets.

Departure and Appointment of Officers

On August 4, 2025, the Board appointed Lucie Enns as the Chief Legal Officer and Secretary of the Company effective as of the close of business on August 4, 2025. Also as of the close of business on August 4, 2025, Ms. Enns resigned from her position as the Chief Securities Counsel of the Company. Ms. Enns, born 1990, is a Senior Vice President in Blackstone’s Legal & Compliance Group. Ms. Enns oversees legal matters relating to the business development companies within Blackstone’s Credit & Insurance and Private Wealth businesses and plays a key role in the structuring, launch and operations of a number of other registered funds at the firm. Prior to joining Blackstone in 2021, Ms. Enns was an associate in the Registered Funds Group of Simpson Thacher & Bartlett LLP in Washington, DC. Ms. Enns received a BS, cum laude, from the University of Alabama and a J.D., summa cum laude, from American University Washington College of Law.

Ms. Enns was also appointed as the Chief Legal Officer and Secretary of Blackstone Private Credit Fund and serves as the Chief Securities Counsel of Blackstone Private Multi-Asset Credit and Income Fund. Ms. Enns’s appointment coincides with the resignation, effective as of the close of business on August 4, 2025, of Oran Ebel as the Chief Legal Officer and Secretary of the Company. Mr. Ebel’s decision to resign was based on a desire to pursue other opportunities and not the result of any disagreement relating to Blackstone or the Company’s operations, policies or practices. Blackstone Credit & Insurance is grateful for Mr. Ebel’s contributions to the Company.

There are no family relationships between Ms. Enns and any director or executive officer of the Company, and she is not a party to any transaction that is required to be reported pursuant to Item 404(a) of Regulation S-K.