ProKidney Corp. (PROK)
Insider transactions
A complete record of Form 4 filings tracking every share acquisition and disposal by executives, directors, and senior officers. Filterable by date range and transaction type, the table exposes the direct market actions of those with the deepest knowledge of a company's operations — providing a factual, data-driven signal of internal conviction that complements traditional fundamental and technical analysis.
Transaction date | Executive | Executive Title | Security Type | Acquisition / Disposal | Shares | Share price |
|---|---|---|---|---|---|---|
| Aug 20, 2026 | PEREIRA, BRIAN JG | Director | Class A Common Stock | Disposal | 27,052 | 1.42 |
| Aug 20, 2026 | PEREIRA, BRIAN JG | Director | Class A Common Stock | Disposal | 222,948 | 1.42 |
| Aug 19, 2026 | PEREIRA, BRIAN JG | Director | Class A Common Stock | Disposal | 222,949 | 1.441 |
| Aug 19, 2026 | PEREIRA, BRIAN JG | Director | Class A Common Stock | Disposal | 27,051 | 1.441 |
| Aug 18, 2026 | PEREIRA, BRIAN JG | Director | Class A Common Stock | Disposal | 27,826 | 1.371 |
| Aug 18, 2026 | PEREIRA, BRIAN JG | Director | Class A Common Stock | Disposal | 229,338 | 1.371 |
| Aug 4, 2026 | PEREIRA, BRIAN JG | Director | Common Units in ProKidney Holdings, LLC | Disposal | 675,235 | 0 |
| Aug 4, 2026 | PEREIRA, BRIAN JG | Director | Class A Common Stock | Acquisition | 675,235 | 0 |
| Aug 4, 2026 | PEREIRA, BRIAN JG | Director | Class A Common Stock | Acquisition | 81,929 | 0 |
| Aug 4, 2026 | PEREIRA, BRIAN JG | Director | Class B Common Stock | Disposal | 81,929 | 0 |
| Aug 4, 2026 | PEREIRA, BRIAN JG | Director | Common Units in ProKidney Holdings, LLC | Disposal | 81,929 | 0 |
| Aug 4, 2026 | PEREIRA, BRIAN JG | Director | Class B Common Stock | Disposal | 675,235 | 0 |
| Jul 1, 2026 | LOCKE, KENNETH THOMAS | Chief Technical Officer | Employee stock option (right to buy) | Acquisition | 750,000 | 0 |
| Jun 12, 2026 | GIROLAMO, TODD C | Chief Legal Officer | Class B Common Stock | Disposal | 163,857 | 0 |
| Jun 12, 2026 | GIROLAMO, TODD C | Chief Legal Officer | Class A Common Stock | Acquisition | 163,857 | 0 |
| Jun 12, 2026 | GIROLAMO, TODD C | Chief Legal Officer | Common Units in ProKidney Holdings, LLC | Disposal | 163,857 | 0 |
| May 28, 2026 | FOX, JENNIFER A. | Director | Director stock option (right to buy) | Acquisition | 135,000 | 0 |
| May 28, 2026 | SINHA, UMA | Director | Director stock option (right to buy) | Acquisition | 135,000 | 0 |
| May 28, 2026 | DOYLE, WILLIAM F | Director | Director stock option (right to buy) | Acquisition | 135,000 | 0 |
| May 28, 2026 | PEREIRA, BRIAN JG | Director | Director stock option (right to buy) | Acquisition | 135,000 | 0 |
| May 28, 2026 | JIMENEZ, SANTOS JOSE IGNACIO | Director | Director stock option (right to buy) | Acquisition | 135,000 | 0 |
| May 28, 2026 | LOTVIN, ALAN | Director | Director stock option (right to buy) | Acquisition | 135,000 | 0 |
| May 28, 2026 | LEGORRETA, PABLO G. | Director, 10% Owner | Director stock option (right to buy) | Acquisition | 135,000 | 0 |
| Apr 28, 2026 | CONTROL, EMPRESARIAL DE CAPITALES S.A. DE C.V. | 10% Owner, Add'l Rep. Persons-see Ex.99-1 | Class A Common Shares (as defined in Exhibit 99.1 hereto) | Acquisition | 63,118,645 | 0 |
| Apr 28, 2026 | CONTROL, EMPRESARIAL DE CAPITALES S.A. DE C.V. | 10% Owner, Add'l Rep. Persons-see Ex.99-1 | Common Units in ProKidney LLC | Disposal | 63,118,645 | 0 |
| Apr 28, 2026 | CONTROL, EMPRESARIAL DE CAPITALES S.A. DE C.V. | 10% Owner, Add'l Rep. Persons-see Ex.99-1 | Class B Common Shares | Disposal | 63,118,645 | 0 |
| Mar 1, 2026 | GIROLAMO, TODD C | Chief Legal Officer | Employee stock option (right to buy) | Acquisition | 600,000 | 0 |
| Mar 1, 2026 | CULLETON, BRUCE | Director, Chief Executive Officer | Employee stock option (right to buy) | Acquisition | 3,000,000 | 0 |
| Mar 1, 2026 | WEBER, DARIN J. | Chief Regulatory Officer | Employee stock option (right to buy) | Acquisition | 400,000 | 0 |
| Mar 1, 2026 | COULSTON, JAMES | Chief Financial Officer | Employee stock option (right to buy) | Acquisition | 600,000 | 0 |
| Nov 13, 2025 | PEREIRA, BRIAN JG | Director | Class A Common Stock | Disposal | 447,803 | 2.37 |
| Nov 13, 2025 | PEREIRA, BRIAN JG | Director | Class A Common Stock | Disposal | 54,333 | 2.37 |
| Nov 12, 2025 | PEREIRA, BRIAN JG | Director | Class A Common Stock | Disposal | 227,431 | 2.723 |
| Nov 12, 2025 | PEREIRA, BRIAN JG | Director | Class A Common Stock | Disposal | 27,595 | 2.723 |