Form 4 for PROK PROKIDNEY CORP.
Accepted 2026-08-06 08:09:30 ET · period of report 2026-08-04 · accession 0001193125-26-336856 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-08-06 08:09 | 2026-08-04 | PROK | Pereira Brian JG | Dir | C - Cnv Deriv | $0.00 | +81.9K | 81.9K | New | $0 |
| DI | 2026-08-06 08:09 | 2026-08-04 | PROK | Pereira Brian JG | Dir | C - Cnv Deriv | $0.00 | +675.2K | 675.2K | New | $0 |
| DM | 2026-08-06 08:09 | 2026-08-04 | PROK | Pereira Brian JG | Dir | C - Cnv Deriv | $0.00 | -163.9K | 0 | -100% | $0 |
| DMI | 2026-08-06 08:09 | 2026-08-04 | PROK | Pereira Brian JG | Dir | C - Cnv Deriv | $0.00 | -1.35M | 0 | -100% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Class A Common Stock | 2026-08-04 | C | A | 81,929 | $0.00 | 81,929 | D | — | — | |
| 2 | Common | Class A Common Stock | 2026-08-04 | C | A | 675,235 | $0.00 | 675,235 | I By Brian J. G. Pereira 2012 Irrevocable Trust | — | — | |
| 3 | Derivative | Class B Common Stock | 2026-08-04 | C | D | 81,929 | $0.00 | 0 | D | $0.00 · — to — | 81,929 Class A Common Stock | (F1) The shares of Class B Common Stock and the Common Units in ProKidney Holdings LLC (a "Common Unit") are paired securities. At the election of the reporting person and subject to the limitations set forth in the Amended and Restated Exchange Agreement, dated as of July 1, 2025, and the Second Amended and Restated Limited Liability Company Agreement of ProKidney Holdings, LLC, each share of Class B Common Stock, together with a paired Common Unit, may be exchanged for a share of Class A Common stock on a one-for-one basis. (F2) The shares of Class B Common Stock were received pursuant to the terms of the Business Combination Agreement by and between the Issuer (formerly known as Social Capital Suvretta Holdings Corp. III) and ProKidney LP, dated as of January 18, 2022 (the "Business Combination Agreement"), in exchange for historical interests held by the reporting person in ProKidney LP. The shares of Class B Common Stock do not expire. (F2) The shares of Class B Common Stock were received pursuant to the terms of the Business Combination Agreement by and between the Issuer (formerly known as Social Capital Suvretta Holdings Corp. III) and ProKidney LP, dated as of January 18, 2022 (the "Business Combination Agreement"), in exchange for historical interests held by the reporting person in ProKidney LP. The shares of Class B Common Stock do not expire. |
| 4 | Derivative | Common Units in ProKidney Holdings, LLC | 2026-08-04 | C | D | 81,929 | $0.00 | 0 | D | $0.00 · — to — | 81,929 Class A Common Stock | (F3) The Common Units were received pursuant to the terms of the Business Combination Agreement in exchange for historical interests held by the reporting person in ProKidney LP. The Common Units do not expire. (F3) The Common Units were received pursuant to the terms of the Business Combination Agreement in exchange for historical interests held by the reporting person in ProKidney LP. The Common Units do not expire. |
| 5 | Derivative | Class B Common Stock | 2026-08-04 | C | D | 675,235 | $0.00 | 0 | I By Brian J. G. Pereira 2012 Irrevocable Trust | $0.00 · — to — | 675,235 Class A Common Stock | (F1) The shares of Class B Common Stock and the Common Units in ProKidney Holdings LLC (a "Common Unit") are paired securities. At the election of the reporting person and subject to the limitations set forth in the Amended and Restated Exchange Agreement, dated as of July 1, 2025, and the Second Amended and Restated Limited Liability Company Agreement of ProKidney Holdings, LLC, each share of Class B Common Stock, together with a paired Common Unit, may be exchanged for a share of Class A Common stock on a one-for-one basis. (F2) The shares of Class B Common Stock were received pursuant to the terms of the Business Combination Agreement by and between the Issuer (formerly known as Social Capital Suvretta Holdings Corp. III) and ProKidney LP, dated as of January 18, 2022 (the "Business Combination Agreement"), in exchange for historical interests held by the reporting person in ProKidney LP. The shares of Class B Common Stock do not expire. (F2) The shares of Class B Common Stock were received pursuant to the terms of the Business Combination Agreement by and between the Issuer (formerly known as Social Capital Suvretta Holdings Corp. III) and ProKidney LP, dated as of January 18, 2022 (the "Business Combination Agreement"), in exchange for historical interests held by the reporting person in ProKidney LP. The shares of Class B Common Stock do not expire. |
| 6 | Derivative | Common Units in ProKidney Holdings, LLC | 2026-08-04 | C | D | 675,235 | $0.00 | 0 | I By Brian J. G. Pereira 2012 Irrevocable Trust | $0.00 · — to — | 675,235 Class A Common Stock | (F3) The Common Units were received pursuant to the terms of the Business Combination Agreement in exchange for historical interests held by the reporting person in ProKidney LP. The Common Units do not expire. (F3) The Common Units were received pursuant to the terms of the Business Combination Agreement in exchange for historical interests held by the reporting person in ProKidney LP. The Common Units do not expire. |