Madison Dearborn Capital Partners VI-A, L.P. - 17 Sep 2021 Form 4 Insider Report for Option Care Health, Inc. (OPCH)

Footnote F1

On September 17, 2021, (1) HC Group Holdings I, LLC ("HC I") distributed 618,299 shares of common stock to its equityholder, MDP HC Holdings, LLC ("MDP HC"), (2) MDP HC distributed 618,299 shares of common stock to its equityholders, Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A"), Madison Dearborn Capital Partners VI Executive-A, L.P. ("MDCP VI Executive-A") and Madison Dearborn Capital Partners VI-C, L.P. ("MDCP VI-C" and together with MDCP VI-A and MDCP VI Executive-A, the "MDP HC Equityholders"), and (3) the MDP HC Equityholders distributed 618,299 shares of common stock to their equityholder, Madison Dearborn Partners VI-A&C, L.P. ("MDP VI-A&C"). Each of the foregoing distributions was for no consideration.

Footnote F2

Consists of (i) 37,247,092 shares of common stock held by HC I, (ii) 10,895 shares of common stock held by Elizabeth Q. Betten, which were issued to Ms. Betten upon vesting of certain restricted stock units ("RSUs") received by Ms. Betten in her capacity as a director of Option Care Health, Inc. (the "Issuer"), (iii) 10,895 shares of common stock held by Timothy Sullivan, which were issued to Mr. Sullivan upon vesting of certain RSUs received by Mr. Sullivan in his capacity as a director of the Issuer, and (iv) 72,990 RSUs awarded to Ms. Betten and Mr. Sullivan in their capacity as directors of the Issuer.

Footnote F3

MDP HC is the controlling equityholder of HC I. MDCP VI-A is a controlling equityholder and Manager of MDP HC. MDP VI-A&C is the general partner of MDCP VI-A. Madison Dearborn Partners, LLC ("MDP LLC") is the general partner of MDP VI-A&C. Elizabeth Q. Betten and Timothy P. Sullivan are Managing Directors of MDP LLC, limited partners of MDP VI-A&C, serve on the board of managers of HC I and serve on the board of directors of the Issuer. Paul J. Finnegan and Samuel M. Mencoff are the sole members of a limited partner committee that (by majority vote) controls investment decisions of shares held directly by MDCP VI-A, and may be deemed to control the disposition of shares of Common Stock held directly by HC I.

Footnote F4

(Continued from Footnote 3) By virtue of the relationships described in this footnote, Ms. Betten and Messrs. Sullivan, Finnegan and Mencoff may be deemed to exercise voting and dispositive power with respect to the shares of Common Stock held by HC I. Each of Mr. Finnegan, Mr. Mencoff, Mr. Sullivan, Ms. Betten, MDP LLC, MDP VIA& C, MDCP VI-A and MDP HC disclaims beneficial ownership of the shares of Common Stock owned by HC I except to the extent of its pecuniary interest therein.