Management Change/Compensation Form 8 K

On September 16, 2024, Fabrizio Bocciardi, a trustee on the Board of Trustees (the "Board") of Middle Market Apollo Institutional Private Lending (the "Company"), informed the Company of his decision to resign as a member of the Board, effective September 16, 2024. Mr. Bocciardi's decision to resign from the Board was not the result of any dispute or disagreements with the Company on any matter relating to the Company's operations, policies or practices.

On September 16, 2024 the Board of the Company appointed James S. Harper to the Board as trustee, effective as of September 16, 2024.

Mr. Harper is a Director in Credit Investments at Mubadala Investment Company PJSC ("Mubadala"), the sovereign investment company of the government of Abu Dhabi. He joined Mubadala in 2018 and is a leading member of the team which currently manages a private credit portfolio of over $15 billion across the United States, Europe and Asia. He has over 23 years of credit experience across a variety of asset classes, including leveraged loans, project finance, real estate and asset-based financing. Prior to joining Mubadala, he was a Managing Director and Head of Underwriting at Mubadala GE Capital in Abu Dhabi and a Vice President at GE Capital in the European Leveraged Finance Team in London, having started his career at Credit Suisse First Boston within the Project Finance group. Mr. Harper holds a Master of Arts in Biological Science from the University of Oxford.

Mr. Harper has not been elected to serve as a trustee pursuant to any agreement or understanding with the Company or any other person and there are no transactions in which Mr. Harper has an interest requiring disclosure under Item 404(a) of Regulation S-K.Mr. Harper will not receive compensation from the Company in his capacity as trustee as the Company does not pay compensation to its trustees who are considered "interested persons," as such term is defined in Section 2(a)(19) of the Investment Company Act of 1940, as amended.