OPCH

SEC source: 0001127602-21-027604 · form4.xml · derivative · entry 1

SHAPIRO MICHAEL H. · CIK 0001524881 · CHIEF FINANCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,088

Underlying: Common Stock, $.0001 Par Value · 17,088 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Common Stock.

F1 · price: Each Restricted Stock Unit represents a contingent right to receive one share of Common Stock.

F2 · derivative.exercise_date: All Restricted Stock Units granted in this award vest on October 21, 2024.

F2 · derivative.expiration_date: All Restricted Stock Units granted in this award vest on October 21, 2024.

SEC source: 0001127602-21-027602 · form4.xml · derivative · entry 2

DENNESS RICHARD · CIK 0001746409 · CHIEF COMMERCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,383

Underlying: Common Stock, $.0001 Par Value · 40,383 shares

Expires 2031-10-21

SEC source: 0001127602-21-027602 · form4.xml · derivative · entry 1

DENNESS RICHARD · CIK 0001746409 · CHIEF COMMERCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,981

Underlying: Common Stock, $.0001 Par Value · 13,981 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Common Stock.

F1 · price: Each Restricted Stock Unit represents a contingent right to receive one share of Common Stock.

F2 · derivative.exercise_date: All Restricted Stock Units granted in this award vest on October 21, 2024.

F2 · derivative.expiration_date: All Restricted Stock Units granted in this award vest on October 21, 2024.

SEC source: 0001104659-21-118022 · tm2127831-2_4seq1.xml · nonDerivative · entry 1

Madison Dearborn Capital Partners VI-A, L.P. · CIK 0001417975 · Director · 10% owner

MDP HC HOLDINGS, LLC · CIK 0001639951 · Director · 10% owner

HC GROUP HOLDINGS I, LLC · CIK 0001639949 · Director · 10% owner

FINNEGAN PAUL J · CIK 0001182031 · Director · 10% owner

MENCOFF SAMUEL M · CIK 0001219630 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 37,341,872

F1 · kind: 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.

F1 · price: 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.

F2 · balance_after: 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.

F3 · ownership.direct: 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.

F4 · ownership.direct: (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.

F3 · ownership.nature: 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.

F4 · ownership.nature: (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.

SEC source: 0001104659-21-114811 · tm2127396d2_4seq1.xml · nonDerivative · entry 1

MADISON DEARBORN PARTNERS LLC · CIK 0001181100 · Director · 10% owner

MADISON DEARBORN PARTNERS VI-A&C, L.P. · CIK 0001740973 · Director · 10% owner

Madison Dearborn Capital Partners VI-A, L.P. · CIK 0001417975 · Director · 10% owner

MDP HC HOLDINGS, LLC · CIK 0001639951 · Director · 10% owner

HC GROUP HOLDINGS I, LLC · CIK 0001639949 · Director · 10% owner

FINNEGAN PAUL J · CIK 0001182031 · Director · 10% owner

MENCOFF SAMUEL M · CIK 0001219630 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 37,960,171

F1 · price: The per share sale price reported in this Form 4 does not reflect reduction for underwriting discounts.

F2 · balance_after: Consists of (i) 37,865,391 shares of common stock held by HC Group Holdings I, LLC ("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.

F3 · ownership.direct: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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.

F4 · ownership.direct: (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.

F3 · ownership.nature: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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.

F4 · ownership.nature: (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.

F5 · ownership.nature: The other beneficial owners of the reported securities have separately filed Form 4s.

SEC source: 0001104659-21-114810 · tm2127396-3_4seq1.xml · nonDerivative · entry 2

BETTEN ELIZABETH QUADROS · CIK 0001780016 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 37,865,391

F2 · price: The per share sale price reported in this Form 4 does not reflect reduction for underwriting discounts.

F3 · balance_after: Consists of 37,865,391 shares of common stock held by HC Group Holdings I, LLC ("HC I").

F4 · ownership.direct: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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. Ms. 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 Option Care Health, Inc. 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.

F5 · ownership.direct: (Continued from Footnote 4) 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 VI-A&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.

F4 · ownership.nature: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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. Ms. 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 Option Care Health, Inc. 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.

F5 · ownership.nature: (Continued from Footnote 4) 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 VI-A&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.

SEC source: 0001104659-21-114809 · tm2127396-1_4seq1.xml · nonDerivative · entry 2

SULLIVAN TIMOTHY P · CIK 0001245970 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 37,865,391

F2 · price: The per share sale price reported in this Form 4 does not reflect reduction for underwriting discounts.

F3 · balance_after: Consists of 37,865,391 shares of common stock held by HC Group Holdings I, LLC ("HC I").

F4 · ownership.direct: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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 Mr. 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 Option Care Health, Inc. 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.

F5 · ownership.direct: (Continued from Footnote 4) 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 VI-A&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.

F4 · ownership.nature: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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 Mr. 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 Option Care Health, Inc. 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.

F5 · ownership.nature: (Continued from Footnote 4) 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 VI-A&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.

SEC source: 0001127602-21-024059 · form4.xml · derivative · entry 1

Kumbhat Seema · CIK 0001875889 · Chief Medical Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,292

Underlying: Common Stock, $.0001 Par Value · 19,292 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Common Stock.

F1 · price: Each restricted stock unit represents a contingent right to receive one share of Common Stock.

F2 · derivative.exercise_date: All Restricted Stock Units granted in this award vest on August 19, 2023.

F2 · derivative.expiration_date: All Restricted Stock Units granted in this award vest on August 19, 2023.

SEC source: 0001127602-21-024166 · form4.xml · derivative · entry 2

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 125,974

Underlying: Common Stock, $.0001 Par Value · 125,974 shares

Expires 2031-08-19

SEC source: 0001127602-21-024166 · form4.xml · derivative · entry 1

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,393

Underlying: Common Stock, $.0001 Par Value · 45,393 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Common Stock.

F1 · price: Each Restricted Stock Unit represents a contingent right to receive one share of Common Stock.

F2 · derivative.exercise_date: All Restricted Stock Units granted in this award vest on August 19, 2025.

F2 · derivative.expiration_date: All Restricted Stock Units granted in this award vest on August 19, 2025.

SEC source: 0001127602-21-024240 · form4a.xml · derivative · entry 1

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 125,974

Underlying: Common Stock, $.0001 Par Value · 125,974 shares

Expires 2031-08-19

F1 · derivative.exercise_price: The original Form 4 filed on August 23, 2021 is amended by this Form 4 amendment to correctly reflect the exercise price of $22.03. No other changes have been made to the original Form 4.

SEC source: 0001104659-21-107326 · tm2124220-5_4seq1.xml · nonDerivative · entry 2

KRAEMER HARRY M JANSEN JR · CIK 0001082877 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 150,410

F2 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $21.30 to $21.77. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased at each separate price.

SEC source: 0001104659-21-107326 · tm2124220-5_4seq1.xml · nonDerivative · entry 1

KRAEMER HARRY M JANSEN JR · CIK 0001082877 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 105,668

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $21.18 to $21.55. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased at each separate price.

SEC source: 0001104659-21-101454 · tm2124220-3_4.xml · nonDerivative · entry 2

SULLIVAN TIMOTHY P · CIK 0001245970 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 47,065,391

F2 · price: The per share sale price reported in this Form 4 does not reflect reduction for underwriting discounts.

F3 · balance_after: Consists of 47,065,391 shares of common stock held by HC Group Holdings I, LLC ("HC I").

F4 · ownership.direct: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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 Mr. 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 Option Care Health, Inc. 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.

F5 · ownership.direct: (Continued from Footnote 4) 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 VI-A&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.

F4 · ownership.nature: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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 Mr. 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 Option Care Health, Inc. 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.

F5 · ownership.nature: (Continued from Footnote 4) 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 VI-A&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.

SEC source: 0001104659-21-101451 · tm2124220-2_4seq1.xml · nonDerivative · entry 1

MADISON DEARBORN PARTNERS LLC · CIK 0001181100 · Director · 10% owner

MADISON DEARBORN PARTNERS VI-A&C, L.P. · CIK 0001740973 · Director · 10% owner

Madison Dearborn Capital Partners VI-A, L.P. · CIK 0001417975 · Director · 10% owner

MDP HC HOLDINGS, LLC · CIK 0001639951 · Director · 10% owner

HC GROUP HOLDINGS I, LLC · CIK 0001639949 · Director · 10% owner

FINNEGAN PAUL J · CIK 0001182031 · Director · 10% owner

MENCOFF SAMUEL M · CIK 0001219630 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 47,160,171

F1 · price: The per share sale price reported in this Form 4 does not reflect reduction for underwriting discounts.

F2 · balance_after: Consists of (i) 47,065,391 shares of common stock held by HC Group Holdings I, LLC ("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.

F3 · ownership.direct: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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.

F4 · ownership.direct: (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 VI-A&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.

F3 · ownership.nature: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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.

F4 · ownership.nature: (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 VI-A&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.

F5 · ownership.nature: The other beneficial owners of the reported securities have separately filed Form 4s.

SEC source: 0001104659-21-101447 · tm2124220-1_4seq1.xml · nonDerivative · entry 2

BETTEN ELIZABETH QUADROS · CIK 0001780016 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 47,065,391

F2 · price: The per share sale price reported in this Form 4 does not reflect reduction for underwriting discounts.

F3 · balance_after: Consists of 47,065,391 shares of common stock held by HC Group Holdings I, LLC ("HC I").

F4 · ownership.direct: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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. Ms. 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 Option Care Health, Inc. 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.

F5 · ownership.direct: (Continued from Footnote 4) 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 VI-A&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.

F4 · ownership.nature: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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. Ms. 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 Option Care Health, Inc. 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.

F5 · ownership.nature: (Continued from Footnote 4) 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 VI-A&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.

SEC source: 0001437749-23-004245 · rdgdoc.xml · derivative · entry 12

DENNESS RICHARD · CIK 0001746409 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,735 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Common Stock.

F4 · derivative.exercise_date: Fully vested.

F4 · derivative.expiration_date: Fully vested.

SEC source: 0001437749-23-004245 · rdgdoc.xml · nonDerivative · entry 6

DENNESS RICHARD · CIK 0001746409 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,657

SEC source: 0001437749-23-004245 · rdgdoc.xml · nonDerivative · entry 5

DENNESS RICHARD · CIK 0001746409 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,938

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001104659-21-080799 · tm2119372-3_4seq1.xml · nonDerivative · entry 2

BETTEN ELIZABETH QUADROS · CIK 0001780016 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 67,765,391

F2 · price: The per share sale price reported in this Form 4 does not reflect reduction for underwriting discounts.

F3 · balance_after: Consists of 67,765,391 shares of common stock held by HC Group Holdings I, LLC ("HC I").

F4 · ownership.direct: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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. Ms. 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 Option Care Health, Inc. 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.

F5 · ownership.direct: (Continued from Footnote 4) 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 VI-A&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.

F4 · ownership.nature: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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. Ms. 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 Option Care Health, Inc. 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.

F5 · ownership.nature: (Continued from Footnote 4) 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 VI-A&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.

SEC source: 0001104659-21-080798 · tm2119372-2_4seq1.xml · nonDerivative · entry 1

MADISON DEARBORN PARTNERS LLC · CIK 0001181100 · Director · 10% owner

MADISON DEARBORN PARTNERS VI-A&C, L.P. · CIK 0001740973 · Director · 10% owner

Madison Dearborn Capital Partners VI-A, L.P. · CIK 0001417975 · Director · 10% owner

MDP HC HOLDINGS, LLC · CIK 0001639951 · Director · 10% owner

HC GROUP HOLDINGS I, LLC · CIK 0001639949 · Director · 10% owner

FINNEGAN PAUL J · CIK 0001182031 · Director · 10% owner

MENCOFF SAMUEL M · CIK 0001219630 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 67,860,171

F1 · price: The per share sale price reported in this Form 4 does not reflect reduction for underwriting discounts.

F2 · balance_after: Consists of (i) 67,765,391 shares of common stock held by HC Group Holdings I, LLC ("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.

F3 · ownership.direct: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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.

F4 · ownership.direct: (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 VI-A&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.

F3 · ownership.nature: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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.

F4 · ownership.nature: (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 VI-A&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.

F5 · ownership.nature: The other beneficial owners of the reported securities have separately filed Form 4s.

SEC source: 0001104659-21-080797 · tm2119372-1_4seq1.xml · nonDerivative · entry 2

SULLIVAN TIMOTHY P · CIK 0001245970 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 67,765,391

F2 · price: The per share sale price reported in this Form 4 does not reflect reduction for underwriting discounts.

F3 · balance_after: Consists of 67,765,391 shares of common stock held by HC Group Holdings I, LLC ("HC I").

F4 · ownership.direct: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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 Mr. 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 Option Care Health, Inc. 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.

F5 · ownership.direct: (Continued from Footnote 4) 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 VI-A&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.

F4 · ownership.nature: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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 Mr. 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 Option Care Health, Inc. 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.

F5 · ownership.nature: (Continued from Footnote 4) 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 VI-A&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.

SEC source: 0001104659-21-074150 · tm2117815-7_4seq1.xml · nonDerivative · entry 1

SULLIVAN TIMOTHY P · CIK 0001245970 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,249

F1 · shares: The reporting person received an award of restricted stock units on May 26, 2021. The number of restricted stock units granted was calculated to reflect $257,500 of value based on the closing price of the issuer's common stock on May 19, 2021, the date of the annual meeting at which directors were elected.

F2 · ownership.direct: Timothy P. Sullivan disclaims beneficial ownership of the shares of Common Stock except to the extent of his pecuniary interest therein.

SEC source: 0001104659-21-074148 · tm2117815-6_4seq1.xml · nonDerivative · entry 1

Sahney Nitin · CIK 0001505567 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,236

F1 · shares: The reporting person received an award of restricted stock units on May 26, 2021. The number of restricted stock units granted was calculated to reflect $241,000 of value based on the closing price of the issuer's common stock on May 19, 2021, the date of the annual meeting at which directors were elected.

SEC source: 0001104659-21-074147 · tm2117815-5_4seq1.xml · nonDerivative · entry 1

ARLOTTA JOHN · CIK 0001266153 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Through John J. Arlotta Living Trust

Disclosed balance after: 44,684

F1 · shares: The reporting person received an award of restricted stock units on May 26, 2021. The number of restricted stock units granted was calculated to reflect $245,000 of value based on the closing price of the issuer's common stock on May 19, 2021, the date of the annual meeting at which directors were elected.

SEC source: 0001104659-21-074145 · tm2117815-4_4seq1.xml · nonDerivative · entry 1

KRAEMER HARRY M JANSEN JR · CIK 0001082877 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,410

F1 · shares: The reporting person received an award of restricted stock units on May 26, 2021. The number of restricted stock units granted was calculated to reflect $294,500 of value based on the closing price of the issuer's common stock on May 19, 2021, the date of the annual meeting at which directors were elected.

SEC source: 0001104659-21-074142 · tm2117815-3_4seq1.xml · nonDerivative · entry 1

BETTEN ELIZABETH QUADROS · CIK 0001780016 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,531

F1 · shares: The reporting person received an award of restricted stock units on May 26, 2021. The number of restricted stock units granted was calculated to reflect $262,500 of value based on the closing price of the issuer's common stock on May 19, 2021, the date of the annual meeting at which directors were elected.

F2 · ownership.direct: Elizabeth Q. Betten disclaims beneficial ownership of the shares of Common Stock except to the extent of her pecuniary interest therein.

SEC source: 0001104659-21-074140 · tm2117815-2_4seq1.xml · nonDerivative · entry 1

GOLDING DAVID W · CIK 0001286630 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 84,241

F1 · shares: The reporting person received an award of restricted stock units on May 26, 2021. The number of restricted stock units granted was calculated to reflect $237,500 of value based on the closing price of the issuer's common stock on May 19, 2021, the date of the annual meeting at which directors were elected.

SEC source: 0001104659-21-074137 · tm2117815-1_4seq1.xml · nonDerivative · entry 1

Pate R Carter · CIK 0001641406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 101,377

F1 · shares: The reporting person received an award of restricted stock units on May 26, 2021. The number of restricted stock units granted was calculated to reflect $241,000 of value based on the closing price of the issuer's common stock on May 19, 2021, the date of the annual meeting at which directors were elected.

SEC source: 0001104659-21-070036 · tm2117111-1_4seq1.xml · nonDerivative · entry 1

KRAEMER HARRY M JANSEN JR · CIK 0001082877 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 83,760

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $17.45 to $17.70. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased at each separate price.

SEC source: 0001104659-21-065038 · tm2116030-3_4seq1.xml · nonDerivative · entry 1

RADEMACHER JOHN CHARLES · CIK 0001779969 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $16.3972 to $16.45. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased at each separate price.

SEC source: 0001104659-21-065036 · tm2116030-1_4seq1.xml · nonDerivative · entry 1

SHAPIRO MICHAEL H. · CIK 0001524881 · CHIEF FINANCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,500

SEC source: 0001104659-21-065037 · tm2116030-2_4seq1.xml · nonDerivative · entry 1

Pate R Carter · CIK 0001641406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,751

SEC source: 0001104659-21-039122 · tm2110033-3_4seq1.xml · nonDerivative · entry 2

SULLIVAN TIMOTHY P · CIK 0001245970 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 85,015,391

F2 · price: The per share sale price reported in this Form 4 does not reflect reduction for underwriting discounts.

F3 · balance_after: Consists of 85,015,391 shares of common stock held by HC Group Holdings I, LLC ("HC I").

F4 · ownership.direct: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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 Mr. 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 Option Care Health, Inc. 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.

F5 · ownership.direct: (Continued from Footnote 4) 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 VI-A&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.

F4 · ownership.nature: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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 Mr. 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 Option Care Health, Inc. 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.

F5 · ownership.nature: (Continued from Footnote 4) 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 VI-A&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.

SEC source: 0001104659-21-039118 · tm2110033d2_4seq1.xml · nonDerivative · entry 1

MADISON DEARBORN PARTNERS LLC · CIK 0001181100 · Director · 10% owner

MADISON DEARBORN PARTNERS VI-A&C, L.P. · CIK 0001740973 · Director · 10% owner

Madison Dearborn Capital Partners VI-A, L.P. · CIK 0001417975 · Director · 10% owner

MDP HC HOLDINGS, LLC · CIK 0001639951 · Director · 10% owner

HC GROUP HOLDINGS I, LLC · CIK 0001639949 · Director · 10% owner

FINNEGAN PAUL J · CIK 0001182031 · Director · 10% owner

MENCOFF SAMUEL M · CIK 0001219630 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 85,080,771

F1 · price: The per share sale price reported in this Form 4 does not reflect reduction for underwriting discounts.

F2 · balance_after: Consists of (i) 85,015,391 shares of common stock held by HC Group Holdings I, LLC ("HC I"), (ii) 5,472 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) 5,472 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) 54,436 RSUs awarded to Ms. Betten and Mr. Sullivan in their capacity as directors of the Issuer.

F3 · ownership.direct: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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.

F4 · ownership.direct: (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 VI-A&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.

F3 · ownership.nature: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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.

F4 · ownership.nature: (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 VI-A&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.

F5 · ownership.nature: The other beneficial owners of the reported securities have separately filed Form 4s.

SEC source: 0001104659-21-039111 · tm2110033-1_4seq1.xml · nonDerivative · entry 2

BETTEN ELIZABETH QUADROS · CIK 0001780016 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 85,015,391

F2 · price: The per share sale price reported in this Form 4 does not reflect reduction for underwriting discounts.

F3 · balance_after: Consists of 85,015,391 shares of common stock held by HC Group Holdings I, LLC ("HC I").

F4 · ownership.direct: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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. Ms. 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 Option Care Health, Inc. 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.

F5 · ownership.direct: (Continued from Footnote 4) 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 VI-A&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.

F4 · ownership.nature: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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. Ms. 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 Option Care Health, Inc. 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.

F5 · ownership.nature: (Continued from Footnote 4) 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 VI-A&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.

SEC source: 0001104659-21-091581 · tm2122011-6_4seq1.xml · derivative · entry 2

Kampstra Robert R · CIK 0001370091 · CHIEF ACCOUNTING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,904

Underlying: Common Stock · 4,904 shares

Expires 2031-02-23

F2 · derivative.exercise_date: The stock option will vest as to 50% of the underlying shares of Common Stock on February 23, 2022, an additional 25% on February 23, 2023 and the remaining 25% on February 23, 2024.

SEC source: 0001104659-21-091581 · tm2122011-6_4seq1.xml · nonDerivative · entry 1

Kampstra Robert R · CIK 0001370091 · CHIEF ACCOUNTING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,504

F1 · shares: The reporting person received an award of restricted stock units on February 23, 2021. The number of restricted stock units granted was calculated to reflect $47,500 of value based on the closing price of the issuer's common stock on February 23, 2021, the date when the issuer's compensation committee and board of directors approved changes to compensation for 2021.

SEC source: 0001104659-21-091580 · tm2122011-5_4seq1.xml · derivative · entry 4

DENNESS RICHARD · CIK 0001746409 · CHIEF STRATEGY OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,348

Underlying: Common Stock · 19,348 shares

Expires 2031-02-23

F4 · derivative.exercise_date: The stock option will vest as to 50% of the underlying shares of Common Stock on the second anniversary of the grant date and 25% on each of the third and fourth anniversaries of the grant date.

SEC source: 0001104659-21-091580 · tm2122011-5_4seq1.xml · nonDerivative · entry 2

DENNESS RICHARD · CIK 0001746409 · CHIEF STRATEGY OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 92,236

F2 · shares: The reporting person received an award of restricted stock units on February 23, 2021. The number of restricted stock units granted was calculated to reflect $187,500 of value based on the closing price of the issuer's common stock on February 23, 2021, the date when the issuer's compensation committee approved changes to compensation for 2021.

SEC source: 0001104659-21-091579 · tm2122011-4_4seq1.xml · derivative · entry 4

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,116

Underlying: Common Stock · 36,116 shares

Expires 2031-02-23

F4 · derivative.exercise_date: The stock option will vest as to 50% of the underlying shares of Common Stock on the second anniversary of the grant date and 25% on each of the third and fourth anniversaries of the grant date.

SEC source: 0001104659-21-091579 · tm2122011-4_4seq1.xml · nonDerivative · entry 2

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 254,789

F2 · shares: The reporting person received an award of restricted stock units on February 23, 2021. The number of restricted stock units granted was calculated to reflect $350,000 of value based on the closing price of the issuer's common stock on February 23, 2021, the date when the issuer's compensation committee approved changes to compensation for 2021.

SEC source: 0001104659-21-091577 · tm2122011-3_4seq1.xml · derivative · entry 2

Berman Clifford E · CIK 0001436676 · SEE REMARKS

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,320

Underlying: Common Stock · 10,320 shares

Expires 2031-02-23

F2 · derivative.exercise_date: The stock option will vest as to 50% of the underlying shares of Common Stock on February 23, 2022, an additional 25% on February 23, 2023 and the remaining 25% on February 23, 2024.

SEC source: 0001104659-21-091577 · tm2122011-3_4seq1.xml · nonDerivative · entry 1

Berman Clifford E · CIK 0001436676 · SEE REMARKS

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,272

F1 · shares: The reporting person received an award of restricted stock units on February 23, 2021. The number of restricted stock units granted was calculated to reflect $100,000 of value based on the closing price of the issuer's common stock on February 23, 2021, the date when the issuer's compensation committee and board of directors approved changes to compensation for 2021.

SEC source: 0001104659-21-091575 · tm2122011-2_4seq1.xml · derivative · entry 2

SHAPIRO MICHAEL H. · CIK 0001524881 · CHIEF FINANCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,956

Underlying: Common Stock · 30,956 shares

Expires 2031-02-23

F2 · derivative.exercise_date: The stock option will vest as to 50% of the underlying shares of Common Stock on February 23, 2022, an additional 25% on February 23, 2023 and the remaining 25% on February 23, 2024.

SEC source: 0001104659-21-091575 · tm2122011-2_4seq1.xml · nonDerivative · entry 1

SHAPIRO MICHAEL H. · CIK 0001524881 · CHIEF FINANCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,316

F1 · shares: The reporting person received an award of restricted stock units on February 23, 2021. The number of restricted stock units granted was calculated to reflect $300,000 of value based on the closing price of the issuer's common stock on February 23, 2021, the date when the issuer's compensation committee and board of directors approved changes to compensation for 2021.

SEC source: 0001104659-21-091574 · tm2122011-1_4seq1.xml · derivative · entry 2

RADEMACHER JOHN CHARLES · CIK 0001779969 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 103,184

Underlying: Common Stock · 103,184 shares

Expires 2031-02-23

F2 · derivative.exercise_date: The stock option will vest as to 50% of the underlying shares of Common Stock on February 23, 2022, an additional 25% on February 23, 2023 and the remaining 25% on February 23, 2024.

SEC source: 0001104659-21-091574 · tm2122011-1_4seq1.xml · nonDerivative · entry 1

RADEMACHER JOHN CHARLES · CIK 0001779969 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,716

F1 · shares: The reporting person received an award of restricted stock units on February 23, 2021. The number of restricted stock units granted was calculated to reflect $1,000,000 of value based on the closing price of the issuer's common stock on February 23, 2021, the date when the issuer's compensation committee and board of directors approved changes to compensation for 2021.

SEC source: 0001104659-21-021276 · a4.xml · nonDerivative · entry 2

BETTEN ELIZABETH QUADROS · CIK 0001780016 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 97,015,391

F2 · price: The per share sale price reported in this Form 4 does not reflect reduction for underwriting discounts.

F3 · balance_after: Consists of 97,015,391 shares of common stock held by HC Group Holdings I, LLC ("HC I").

F4 · ownership.direct: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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. Ms. 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 Option Care Health, Inc. 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.

F5 · ownership.direct: (Continued from Footnote 4) 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 VI-A&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.

F4 · ownership.nature: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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. Ms. 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 Option Care Health, Inc. 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.

F5 · ownership.nature: (Continued from Footnote 4) 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 VI-A&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.

SEC source: 0001104659-21-021275 · a4.xml · nonDerivative · entry 2

SULLIVAN TIMOTHY P · CIK 0001245970 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 97,015,391

F2 · price: The per share sale price reported in this Form 4 does not reflect reduction for underwriting discounts.

F3 · balance_after: Consists of 97,015,391 shares of common stock held by HC Group Holdings I, LLC ("HC I").

F4 · ownership.direct: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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 Mr. 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 Option Care Health, Inc. 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.

F5 · ownership.direct: (Continued from Footnote 4) 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 VI-A&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.

F4 · ownership.nature: MDP HC Holdings, LLC ("MDP HC") is the controlling equityholder of HC I. Madison Dearborn Capital Partners VI-A, L.P. ("MDCP VI-A") is a controlling equityholder and Manager of MDP HC. Madison Dearborn Partners VI-A&C, L.P. ("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 Mr. 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 Option Care Health, Inc. 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.

F5 · ownership.nature: (Continued from Footnote 4) 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 VI-A&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.