SC Master Holdings, LLC

SEC source: 0000950170-24-081902 · ownership.xml · nonDerivative · entry 3

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F1 · price: Reflects disposition of shares of common stock (each, a "Share") of the Issuer at a price per Share of $0.4340 (the "Offer Price") pursuant to the terms of that certain Agreement and Plan of Merger (the "Merger Agreement"), dated as of May 29, 2024, by and among the Issuer, Virtual Therapeutics Corporation, a Delaware corporation ("Parent") and Alpha Merger Sub, Inc., a Delaware corporation and a wholly-owned subsidiary of Parent ("Purchaser"). Purchaser completed a tender offer for shares of common stock of the Issuer and thereafter merged with and into the Issuer, effective as of July 2, 2024 (the "Effective Time") with the Issuer surviving the merger. As of the Effective Time, each Share held by the Reporting Person or his affiliates was converted into the Offer Price.

F4 · ownership.nature: Reflects securities held directly by a trust for the benefit of members of Mr. Palihapitiya's immediate family.

SEC source: 0000950170-24-081902 · ownership.xml · nonDerivative · entry 2

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F1 · price: Reflects disposition of shares of common stock (each, a "Share") of the Issuer at a price per Share of $0.4340 (the "Offer Price") pursuant to the terms of that certain Agreement and Plan of Merger (the "Merger Agreement"), dated as of May 29, 2024, by and among the Issuer, Virtual Therapeutics Corporation, a Delaware corporation ("Parent") and Alpha Merger Sub, Inc., a Delaware corporation and a wholly-owned subsidiary of Parent ("Purchaser"). Purchaser completed a tender offer for shares of common stock of the Issuer and thereafter merged with and into the Issuer, effective as of July 2, 2024 (the "Effective Time") with the Issuer surviving the merger. As of the Effective Time, each Share held by the Reporting Person or his affiliates was converted into the Offer Price.

F3 · ownership.nature: Reflects securities held directly by SC Master Holdings. SC Master Holdings is controlled by Mr. Palihapitiya.

SEC source: 0000950170-24-081902 · ownership.xml · nonDerivative · entry 1

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F1 · price: Reflects disposition of shares of common stock (each, a "Share") of the Issuer at a price per Share of $0.4340 (the "Offer Price") pursuant to the terms of that certain Agreement and Plan of Merger (the "Merger Agreement"), dated as of May 29, 2024, by and among the Issuer, Virtual Therapeutics Corporation, a Delaware corporation ("Parent") and Alpha Merger Sub, Inc., a Delaware corporation and a wholly-owned subsidiary of Parent ("Purchaser"). Purchaser completed a tender offer for shares of common stock of the Issuer and thereafter merged with and into the Issuer, effective as of July 2, 2024 (the "Effective Time") with the Issuer surviving the merger. As of the Effective Time, each Share held by the Reporting Person or his affiliates was converted into the Offer Price.

F2 · ownership.nature: Reflects securities held directly by SC PIPE Holdings LLC ("SC PIPE Holdings"). The sole member of SC PIPE Holdings is SC Master Holdings, LLC ("SC Master Holdings"). SC Master Holdings is controlled by Mr. Palihapitiya.

SEC source: 0001104659-23-120081 · tm2331132-1_4seq1.xml · nonDerivative · entry 2

Palihapitiya Chamath · CIK 0001715450 · Former 10% Owner

SC Master Holdings, LLC · CIK 0001851024 · Former 10% Owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

F2 · ownership.direct: Represents shares held by Master Holdings. Master Holdings is controlled by Mr. Palihapitiya. Mr. Palihapitiya may be deemed to beneficially own shares held by Master Holdings by virtue of his indirect interests in Master Holdings or his control over Master Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by Master Holdings. Master Holdings is controlled by Mr. Palihapitiya. Mr. Palihapitiya may be deemed to beneficially own shares held by Master Holdings by virtue of his indirect interests in Master Holdings or his control over Master Holdings, as the case may be.

SEC source: 0001104659-23-120081 · tm2331132-1_4seq1.xml · nonDerivative · entry 1

Palihapitiya Chamath · CIK 0001715450 · Former 10% Owner

SC Master Holdings, LLC · CIK 0001851024 · Former 10% Owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

F1 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F1 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-119652 · tm2331010-1_4seq1.xml · nonDerivative · entry 3

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 5,183,367

F4 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.1200 to $1.2550. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-119652 · tm2331010-1_4seq1.xml · nonDerivative · entry 2

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 5,441,767

F3 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.1700 to $1.4100. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-119652 · tm2331010-1_4seq1.xml · nonDerivative · entry 1

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 5,653,867

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.3400 to $1.7950. The reporting person undertakes to provide ProKidney Corp. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-118332 · tm2330627-1_4seq1.xml · nonDerivative · entry 4

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 5,936,167

F5 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.3800 to $1.8500. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-118332 · tm2330627-1_4seq1.xml · nonDerivative · entry 3

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 6,242,367

F4 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.5100 to $1.6200. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-118332 · tm2330627-1_4seq1.xml · nonDerivative · entry 2

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 6,331,067

F3 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.5600 to $1.6900. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-118332 · tm2330627-1_4seq1.xml · nonDerivative · entry 1

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 6,416,967

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.6250 to $1.7350. The reporting person undertakes to provide ProKidney Corp. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-115904 · tm2330179-1_4seq1.xml · nonDerivative · entry 3

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 6,512,867

F4 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.5900 to $1.7100. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-115904 · tm2330179-1_4seq1.xml · nonDerivative · entry 2

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 6,571,867

F3 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.5100 to $1.6300. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-115904 · tm2330179-1_4seq1.xml · nonDerivative · entry 1

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 6,643,100

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.5300 to $1.6050. The reporting person undertakes to provide ProKidney Corp. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-114413 · tm2329766-1_4seq1.xml · nonDerivative · entry 3

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 6,722,700

F4 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.5900 to $2.0000. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-114413 · tm2329766-1_4seq1.xml · nonDerivative · entry 2

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 6,871,000

F3 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.5600 to $1.8200. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-114413 · tm2329766-1_4seq1.xml · nonDerivative · entry 1

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 7,004,700

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.4800 to $1.6800. The reporting person undertakes to provide ProKidney Corp. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-113076 · tm2329463-1_4seq1.xml · nonDerivative · entry 3

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 7,128,100

F4 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.5700 to $1.8400. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-113076 · tm2329463-1_4seq1.xml · nonDerivative · entry 2

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 7,270,000

F3 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.4500 to $1.7150. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-113076 · tm2329463-1_4seq1.xml · nonDerivative · entry 1

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 7,427,000

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.4600 to $1.7850. The reporting person undertakes to provide ProKidney Corp. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-111828 · tm2329185-1_4seq1.xml · nonDerivative · entry 3

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 7,519,500

F4 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.7500 to $1.8350. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-111828 · tm2329185-1_4seq1.xml · nonDerivative · entry 2

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 7,597,460

F3 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.6600 to $1.8450. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-111828 · tm2329185-1_4seq1.xml · nonDerivative · entry 1

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 7,664,673

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.6400 to $1.8650. The reporting person undertakes to provide ProKidney Corp. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-110875 · tm2328661-2_4seq1.xml · nonDerivative · entry 3

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 7,840,973

F4 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.6300 to $1.9350. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-110875 · tm2328661-2_4seq1.xml · nonDerivative · entry 2

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 8,001,273

F3 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.7600 to $2.2200. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-110875 · tm2328661-2_4seq1.xml · nonDerivative · entry 1

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 8,088,473

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.1050 to $2.2550. The reporting person undertakes to provide ProKidney Corp. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-109952 · tm2328661-1_4seq1.xml · nonDerivative · entry 3

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 8,288,473

F4 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.1350 to $2.6075. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full iformation regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-109952 · tm2328661-1_4seq1.xml · nonDerivative · entry 2

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 8,413,573

F3 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.6550 to $3.0200. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-109952 · tm2328661-1_4seq1.xml · nonDerivative · entry 1

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 8,519,973

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.7500 to $3.0600. The reporting person undertakes to provide ProKidney Corp. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-109193 · tm2328389-1_4seq1.xml · nonDerivative · entry 4

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 8,735,516

F5 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.7700 to $2.5200. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-109193 · tm2328389-1_4seq1.xml · nonDerivative · entry 3

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 8,985,516

F4 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.3700 to $3.0000. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-109193 · tm2328389-1_4seq1.xml · nonDerivative · entry 2

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 9,128,604

F3 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.0001 to $3.7100. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-109193 · tm2328389-1_4seq1.xml · nonDerivative · entry 1

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 9,147,379

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.6900 to $4.4000. The reporting person undertakes to provide ProKidney Corp. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-108414 · tm2328094-1_4seq1.xml · nonDerivative · entry 4

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 9,222,379

F5 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.1050 to $4.5100. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-108414 · tm2328094-1_4seq1.xml · nonDerivative · entry 3

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 9,297,379

F4 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.1540 to $4.3782. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-108414 · tm2328094-1_4seq1.xml · nonDerivative · entry 2

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 9,372,379

F3 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.3262 to $4.5847. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-108414 · tm2328094-1_4seq1.xml · nonDerivative · entry 1

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

SC PIPE Holdings LLC · CIK 0001938696 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 9,447,379

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.6812 to $4.8148. The reporting person undertakes to provide ProKidney Corp. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.direct: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

F2 · ownership.nature: Represents shares held by SC PIPE Holdings LLC ("PIPE Holdings"). PIPE Holdings is controlled by Mr. Palihapitiya and SC Master Holdings, LLC ("Master Holdings") is the sole member of PIPE Holdings. Mr. Palihapitiya and Master Holdings may be deemed to beneficially own shares held directly by PIPE Holdings by virtue of their indirect or direct interests in PIPE Holdings or their control over PIPE Holdings, as the case may be.

SEC source: 0001104659-23-102847 · tm2326457-1_4seq1.xml · nonDerivative · entry 1

Palihapitiya Chamath · CIK 0001715450 · 10% owner

SC Master Holdings, LLC · CIK 0001851024 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 2,073,000

F1 · ownership.direct: Represents shares held by SC Master Holdings, LLC ("Master Holdings"). Master Holdings is controlled by Mr. Palihapitiya. Mr. Palihapitiya may be deemed to beneficially own shares held by Master Holdings by virtue of his indirect interests in Master Holdings or his control over Master Holdings, as the case may be.

F1 · ownership.nature: Represents shares held by SC Master Holdings, LLC ("Master Holdings"). Master Holdings is controlled by Mr. Palihapitiya. Mr. Palihapitiya may be deemed to beneficially own shares held by Master Holdings by virtue of his indirect interests in Master Holdings or his control over Master Holdings, as the case may be.