OPCH

SEC source: 0001127602-22-015495 · form4.xml · nonDerivative · entry 1

Pate R Carter · CIK 0001641406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 110,275

F1 · shares: The reporting person received an award of restricted stock units on May 20, 2022. The number of restricted stock units granted was calculated to reflect $257,000 of value based on the closing price of the issuer's common stock on May 19, 2022.

SEC source: 0001127602-22-015479 · form4.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: 53,165

F1 · price: The reporting person received an award of restricted stock units on May 20, 2022. 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, 2022.

SEC source: 0001127602-22-015474 · form4.xml · nonDerivative · entry 1

KRAEMER HARRY M JANSEN JR · CIK 0001082877 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 159,965

F1 · price: The reporting person received an award of restricted stock units on May 20, 2022. The number of restricted stock units granted was calculated to reflect $276,000 of value based on the closing price of the issuer's common stock on May 19, 2022.

SEC source: 0001127602-22-015464 · form4.xml · nonDerivative · entry 1

GOLDING DAVID W · CIK 0001286630 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 92,464

F1 · price: The reporting person received an award of restricted stock units on May 20, 2022. 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, 2022.

SEC source: 0001127602-22-015397 · form4.xml · derivative · entry 3

Smyser Collin · CIK 0001924779 · Gen. Counsel and Corp. Secy.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,104

Underlying: Common Stock, par value $0.0001 · 6,104 shares

Expires 2032-05-19

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

SEC source: 0001127602-22-015397 · form4.xml · derivative · entry 2

Smyser Collin · CIK 0001924779 · Gen. Counsel and Corp. Secy.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,632

Underlying: Common Stock, $.0001 Par Value · 3,248 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.

F3 · derivative.exercise_date: All restricted stock units granted in this award vest as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversaries of the grant date.

F3 · derivative.expiration_date: All restricted stock units granted in this award vest as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversaries of the grant date.

SEC source: 0001127602-22-015397 · form4.xml · derivative · entry 1

Smyser Collin · CIK 0001924779 · Gen. Counsel and Corp. Secy.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,384

Underlying: Common Stock, $.0001 Par Value · 10,384 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 May 19, 2025.

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

SEC source: 0001104659-22-058230 · tm2215071-1_4seq1.xml · derivative · entry 3

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,249

Underlying: Common Stock, par value $0.0001 · 6,000 shares

Expires 2024-11-28

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_date: These stock options were granted on November 28, 2017 and vested and became exercisable in three equal installments commencing on the first anniversary of the grant date.

SEC source: 0001104659-22-058230 · tm2215071-1_4seq1.xml · nonDerivative · entry 2

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 81,511

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on November 8, 2021.

SEC source: 0001104659-22-058230 · tm2215071-1_4seq1.xml · nonDerivative · entry 1

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,511

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: 0001104659-22-044192 · tm2212326-1_4seq1.xml · derivative · entry 3

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,249

Underlying: Common Stock, par value $0.0001 · 6,000 shares

Expires 2024-11-28

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.

F3 · derivative.exercise_date: These stock options were granted on November 28, 2017 and vested and became exercisable in three equal installments commencing on the first anniversary of the grant date.

SEC source: 0001104659-22-044192 · tm2212326-1_4seq1.xml · nonDerivative · entry 2

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 81,511

F2 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on November 8, 2021.

SEC source: 0001104659-22-044192 · tm2212326-1_4seq1.xml · nonDerivative · entry 1

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,511

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.

F1 · balance_after: The reported securities reflect a reduction of 18,286 shares to correct inaccuracies reflected in prior Form 4 filings regarding the amount of securities held after the reported transactions.

SEC source: 0001437749-23-004245 · rdgdoc.xml · nonDerivative · entry 7

DENNESS RICHARD · CIK 0001746409 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 65,369

SEC source: 0001104659-22-032122 · tm228860-1_4seq1.xml · derivative · entry 3

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,249

Underlying: Common Stock, par value $0.0001 · 6,000 shares

Expires 2024-11-28

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.

F3 · derivative.exercise_date: These stock options were granted on November 28, 2017 and vested and became exercisable in three equal installments commencing on the first anniversary of the grant date.

F4 · balance_after: The reported securities include an additional 6,000 employee stock options to adjust for an inaccuracy in a prior report regarding the amount of securities held after the reported transaction.

SEC source: 0001104659-22-032122 · tm228860-1_4seq1.xml · nonDerivative · entry 2

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 99,797

F2 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on November 8, 2021.

SEC source: 0001104659-22-032122 · tm228860-1_4seq1.xml · nonDerivative · entry 1

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 105,797

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.

F1 · balance_after: The reported securities reflect a reduction of 20,177 shares to correct inaccuracies reflected in prior Form 4 filings regarding the amount of securities held after the reported transactions.

SEC source: 0001127602-22-006048 · form4.xml · derivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 86,092

Underlying: Common Stock, par value $0.0001 · 86,092 shares

Expires 2032-02-21

F3 · derivative.exercise_date: The stock option will vest as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversaries of the grant date.

SEC source: 0001127602-22-006048 · form4.xml · derivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,348

Underlying: Common Stock, $.0001 Par Value · 44,348 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 as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversaries of the grant date.

F2 · derivative.expiration_date: All restricted stock units granted in this award vest as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversaries of the grant date.

SEC source: 0001127602-22-006072 · form4.xml · derivative · entry 2

Kumbhat Seema · CIK 0001875889 · Chief Medical Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,132

Underlying: Common Stock, par value $0.0001 · 10,132 shares

Expires 2032-02-17

F3 · derivative.exercise_date: The stock option will vest as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversaries of the grant date.

SEC source: 0001127602-22-006072 · form4.xml · derivative · entry 1

Kumbhat Seema · CIK 0001875889 · Chief Medical Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,220

Underlying: Common Stock, $.0001 Par Value · 5,220 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 as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversaries of the grant date.

F2 · derivative.expiration_date: All restricted stock units granted in this award vest as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversaries of the grant date.

SEC source: 0001127602-22-006071 · form4.xml · derivative · entry 2

DENNESS RICHARD · CIK 0001746409 · CHIEF COMMERCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,232

Underlying: Common Stock, par value $0.0001 · 18,232 shares

Expires 2032-02-17

F3 · derivative.exercise_date: The stock option will vest as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversaries of the grant date.

SEC source: 0001127602-22-006071 · form4.xml · derivative · entry 1

DENNESS RICHARD · CIK 0001746409 · CHIEF COMMERCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,392

Underlying: Common Stock, $.0001 Par Value · 9,392 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 as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversary of the grant date.

F2 · derivative.expiration_date: All restricted stock units granted in this award vest as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversary of the grant date.

SEC source: 0001127602-22-006069 · form4.xml · derivative · entry 2

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,388

Underlying: Common Stock, par value $0.0001 · 30,388 shares

Expires 2032-02-17

F3 · derivative.exercise_date: The stock option will vest as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversaries of the grant date.

SEC source: 0001127602-22-006069 · form4.xml · derivative · entry 1

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,652

Underlying: Common Stock, $.0001 Par Value · 15,652 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 as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversaries of the grant date.

F2 · derivative.expiration_date: All restricted stock units granted in this award vest as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversaries of the grant date.

SEC source: 0001127602-22-006063 · form4.xml · derivative · entry 2

SHAPIRO MICHAEL H. · CIK 0001524881 · CHIEF FINANCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,360

Underlying: Common Stock, par value $0.0001 · 28,360 shares

Expires 2032-02-17

F3 · derivative.exercise_date: The stock option will vest as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversaries of the grant date.

SEC source: 0001127602-22-006063 · form4.xml · derivative · entry 1

SHAPIRO MICHAEL H. · CIK 0001524881 · CHIEF FINANCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,608

Underlying: Common Stock, $.0001 Par Value · 14,608 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 as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversaries of the grant date.

F2 · derivative.expiration_date: All restricted stock units granted in this award vest as to 25% of the underlying shares of Common Stock on each of the first, second, third and fourth anniversaries of the grant date.

SEC source: 0001104659-22-017106 · tm225992-1_4seq1.xml · derivative · entry 3

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,249

Underlying: Common Stock, par value $0.0001 · 6,000 shares

Expires 2024-11-28

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_date: These stock options were granted on November 28, 2017, and vested and became exercisable in three equal installments commencing on the first anniversary of the grant date.

SEC source: 0001104659-22-017106 · tm225992-1_4seq1.xml · nonDerivative · entry 2

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 125,974

F1 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted on November 8, 2021.

SEC source: 0001104659-22-017106 · tm225992-1_4seq1.xml · nonDerivative · entry 1

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 131,974

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: 0001104659-22-002320 · tm222343-1_4seq1.xml · derivative · entry 3

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,249

Underlying: Common Stock, par value $0.0001 · 6,000 shares

Expires 2024-11-28

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.

F3 · derivative.exercise_date: These stock options were granted on November 28, 2017, and vested and became exercisable in three equal installments commencing on the first anniversary of the grant date.

SEC source: 0001104659-22-002320 · tm222343-1_4seq1.xml · nonDerivative · entry 2

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 125,974

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on November 8, 2021.

F2 · price: The price reported in Table I, Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $26.27 to $26.32. 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: 0001104659-22-002320 · tm222343-1_4seq1.xml · nonDerivative · entry 1

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 131,974

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: 0001127602-22-016714 · form4.xml · nonDerivative · entry 1

Pate R Carter · CIK 0001641406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,095

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on November 5, 2021.

SEC source: 0001104659-21-151683 · tm2135762-3_4seq1.xml · nonDerivative · entry 2

SULLIVAN TIMOTHY P · CIK 0001245970 · Director · Former 10% Owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F2 · kind: In connection with the merger transaction on December 17, 2021 (the "Reorganization Merger"), an affiliate of Walgreens Boots Alliance, Inc. acquired control over HC Group Holdings I, LLC, a Delaware limited liability company ("HC I"), which directly held 37,247,092 shares of the Issuer's Common Stock (the "HC I Shares") as previously reflected on the Reporting Person's filings. As a result of the Reorganization Merger, the Reporting Person ceased to have voting or dispositive power over the HC I Shares but experienced no change in pecuniary interest because the Reporting Person had no pecuniary interest in the HC I Shares.

F3 · shares: Consists of 37,247,092 shares of common stock held by HC I.

F2 · price: In connection with the merger transaction on December 17, 2021 (the "Reorganization Merger"), an affiliate of Walgreens Boots Alliance, Inc. acquired control over HC Group Holdings I, LLC, a Delaware limited liability company ("HC I"), which directly held 37,247,092 shares of the Issuer's Common Stock (the "HC I Shares") as previously reflected on the Reporting Person's filings. As a result of the Reorganization Merger, the Reporting Person ceased to have voting or dispositive power over the HC I Shares but experienced no change in pecuniary interest because the Reporting Person had no pecuniary interest in the HC I Shares.

F4 · ownership.direct: MDP HC Holdings, LLC ("MDP HC") was formerly 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, served 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.

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 reported securities. 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 reported securities except to the extent of its pecuniary interest therein.

F4 · ownership.nature: MDP HC Holdings, LLC ("MDP HC") was formerly 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, served 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.

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 reported securities. 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 reported securities except to the extent of its pecuniary interest therein.

SEC source: 0001104659-21-151673 · tm2135762-1_4seq1.xml · nonDerivative · entry 3

BETTEN ELIZABETH QUADROS · CIK 0001780016 · Director · Former 10% Owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F3 · kind: In connection with the merger transaction on December 17, 2021 (the "Reorganization Merger"), an affiliate of Walgreens Boots Alliance, Inc. acquired control over HC Group Holdings I, LLC, a Delaware limited liability company ("HC I"), which directly held 37,247,092 shares of the Issuer's Common Stock (the "HC I Shares") as previously reflected on the Reporting Person's filings. As a result of the Reorganization Merger, the Reporting Person ceased to have voting or dispositive power over the HC I Shares but experienced no change in pecuniary interest because the Reporting Person had no pecuniary interest in the HC I Shares.

F4 · shares: Consists of 37,247,092 shares of common stock held by HC I.

F3 · price: In connection with the merger transaction on December 17, 2021 (the "Reorganization Merger"), an affiliate of Walgreens Boots Alliance, Inc. acquired control over HC Group Holdings I, LLC, a Delaware limited liability company ("HC I"), which directly held 37,247,092 shares of the Issuer's Common Stock (the "HC I Shares") as previously reflected on the Reporting Person's filings. As a result of the Reorganization Merger, the Reporting Person ceased to have voting or dispositive power over the HC I Shares but experienced no change in pecuniary interest because the Reporting Person had no pecuniary interest in the HC I Shares.

F5 · ownership.direct: MDP HC was formerly 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. MDP VI-A&C is the general partner of MDP VI-A&C. 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, served 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.

F6 · ownership.direct: (Continued from Footnote 5) 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 reported securities. 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 reported securities except to the extent of its pecuniary interest therein.

F5 · ownership.nature: MDP HC was formerly 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. MDP VI-A&C is the general partner of MDP VI-A&C. 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, served 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.

F6 · ownership.nature: (Continued from Footnote 5) 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 reported securities. 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 reported securities except to the extent of its pecuniary interest therein.

SEC source: 0001104659-21-151679 · tm2135762-2_4seq1.xml · nonDerivative · entry 1

MADISON DEARBORN PARTNERS LLC · CIK 0001181100 · Former 10% Owner and Director

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

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

MDP HC HOLDINGS, LLC · CIK 0001639951 · Former 10% Owner and Director

FINNEGAN PAUL J · CIK 0001182031 · Former 10% Owner and Director

MENCOFF SAMUEL M · CIK 0001219630 · Former 10% Owner and Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F1 · kind: In connection with the merger transaction on December 17, 2021 (the "Reorganization Merger"), an affiliate of Walgreens Boots Alliance, Inc. acquired control over HC Group Holdings I, LLC, a Delaware limited liability company ("HC I"), which directly held 37,247,092 shares of the Issuer's Common Stock (the "HC I Shares") as previously reflected on the Reporting Persons' filings. As a result of the Reorganization Merger, the Reporting Persons ceased to have voting or dispositive power over the HC I Shares but experienced no change in pecuniary interest because the Reporting Persons had no pecuniary interest in the HC I Shares.

F1 · price: In connection with the merger transaction on December 17, 2021 (the "Reorganization Merger"), an affiliate of Walgreens Boots Alliance, Inc. acquired control over HC Group Holdings I, LLC, a Delaware limited liability company ("HC I"), which directly held 37,247,092 shares of the Issuer's Common Stock (the "HC I Shares") as previously reflected on the Reporting Persons' filings. As a result of the Reorganization Merger, the Reporting Persons ceased to have voting or dispositive power over the HC I Shares but experienced no change in pecuniary interest because the Reporting Persons had no pecuniary interest in the HC I Shares.

F2 · ownership.direct: MDP HC was formerly 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, served 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.

F3 · ownership.direct: (Continued from Footnote 2) 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 reported securities. 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 reported securities except to the extent of its pecuniary interest therein.

F2 · ownership.nature: MDP HC was formerly 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, served 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.

F3 · ownership.nature: (Continued from Footnote 2) 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 reported securities. 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 reported securities except to the extent of its pecuniary interest therein.

F4 · ownership.nature: The other beneficial owners of the reported securities have separately filed Form 4s.

SEC source: 0001104659-21-147745 · tm2134952d1_4seq1.xml · derivative · entry 6

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,249

Underlying: Common Stock, par value $0.0001 · 6,000 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_date: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F2 · derivative.expiration_date: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

SEC source: 0001104659-21-147745 · tm2134952d1_4seq1.xml · nonDerivative · entry 4

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 125,974

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

SEC source: 0001104659-21-147745 · tm2134952d1_4seq1.xml · nonDerivative · entry 3

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 131,974

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.

F1 · price: These stock options were granted on November 28, 2017, and vested and became exercisable in three equal installments commencing on the first anniversary of the grant date.

SEC source: 0001104659-21-139531 · tm2132909-3_4seq1.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,249

F5 · shares: The reported 56,995 shares of common stock, previously reported by Mr. Sullivan as indirectly held through MDP VI-A&C, were received by Mr. Sullivan pursuant to the Distribution and immediately transferred, as a bona fide gift to a 501(c)(3) charitable foundation.

F6 · ownership.direct: Mr. Sullivan disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

SEC source: 0001104659-21-139531 · tm2132909-3_4seq1.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 37,247,092

F1 · kind: On November 10, 2021, Madison Dearborn Partners VI-A&C, L.P. ("MDP VI-A&C") distributed 618,299 shares of common stock for no consideration to its partners and their direct and indirect transferees (the "Distribution").

F1 · price: On November 10, 2021, Madison Dearborn Partners VI-A&C, L.P. ("MDP VI-A&C") distributed 618,299 shares of common stock for no consideration to its partners and their direct and indirect transferees (the "Distribution").

F2 · balance_after: Consists of 37,247,092 shares of common stock held by HC Group Holdings I, LLC ("HC I").

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. 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.

F4 · 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: 0001104659-21-139440 · tm2132909-2_4seq1.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 37,247,092

F1 · kind: On November 10, 2021, Madison Dearborn Partners VI-A&C, L.P. ("MDP VI-A&C") distributed 618,299 shares of common stock for no consideration to its partners and their direct and indirect transferees (the "Distribution").

F1 · price: On November 10, 2021, Madison Dearborn Partners VI-A&C, L.P. ("MDP VI-A&C") distributed 618,299 shares of common stock for no consideration to its partners and their direct and indirect transferees (the "Distribution").

F2 · balance_after: Consists of 37,247,092 shares of common stock held by HC Group Holdings I, LLC ("HC I").

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. 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.

F4 · 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: 0001104659-21-139438 · tm2132909-1_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

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 November 10, 2021, Madison Dearborn Partners VI-A&C, L.P. ("MDP VI-A&C") distributed 618,299 shares of common stock for no consideration to its partners and their direct and indirect transferees.

F1 · price: On November 10, 2021, Madison Dearborn Partners VI-A&C, L.P. ("MDP VI-A&C") distributed 618,299 shares of common stock for no consideration to its partners and their direct and indirect transferees.

F2 · balance_after: Consists of (i) 37,247,092 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. 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 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 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. 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 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 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: 0001104659-21-147745 · tm2134952d1_4seq1.xml · derivative · entry 5

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,249

Underlying: Common Stock, par value $0.0001 · 6,000 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_date: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F2 · derivative.expiration_date: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

SEC source: 0001104659-21-147745 · tm2134952d1_4seq1.xml · nonDerivative · entry 2

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 125,974

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F3 · price: The price reported in Table I, Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $27.91 to $27.98. 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: 0001104659-21-147745 · tm2134952d1_4seq1.xml · nonDerivative · entry 1

Booker Harriet · CIK 0001723978 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 131,974

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.

F1 · price: These stock options were granted on November 28, 2017, and vested and became exercisable in three equal installments commencing on the first anniversary of the grant date.

SEC source: 0001127602-21-027751 · form4.xml · derivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 90,918

Underlying: Common Stock, $.0001 Par Value · 90,918 shares

Expires 2031-10-26

SEC source: 0001127602-21-027751 · form4.xml · derivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,216

Underlying: Common Stock, $.0001 Par Value · 31,216 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 26, 2024.

F2 · derivative.expiration_date: All Restricted Stock Units granted in this award vest on October 26, 2024.

SEC source: 0001127602-21-027604 · form4.xml · derivative · entry 2

SHAPIRO MICHAEL H. · CIK 0001524881 · CHIEF FINANCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 49,357

Underlying: Common Stock, $.0001 Par Value · 49,357 shares

Expires 2031-10-21