🕵️ Prokidney Corp. ($PROK)
SEC insider & ownership activity, last 12 months · CIK 1850270 · every row links its SEC filing
Over the last 12 months insiders sold $1.9M with no open-market buying against it. Pereira Brian Jg sold $1.9M (Nov). Pablo Legorreta trimmed 38.0% → 36.5%; Tolerantia, LLC trimmed 38.0% → 36.5%. No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 1 seller, $1.9M (4 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Pereira Brian Jg | 0 | – | 4 | $1.9M | Nov 13, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Pablo Legorreta | 36.5% | 13D | Jun 3, 2025 | filing ↗ | |
| Tolerantia, LLC | 36.5% | 13D | Jun 3, 2025 | filing ↗ | |
| Carlos Slim Helu | 36.0% | 13D | Apr 28, 2026 | filing ↗ | |
| Carlos Slim Domit | 36.0% | 13D | Apr 28, 2026 | filing ↗ | |
| Marco Antonio Slim Domit | 36.0% | 13D | Apr 28, 2026 | filing ↗ | |
| Patrick Slim Domit | 36.0% | 13D | Apr 28, 2026 | filing ↗ | |
| Maria Soumaya Slim Domit | 36.0% | 13D | Apr 28, 2026 | filing ↗ | |
| Vanessa Paola Slim Domit | 36.0% | 13D | Apr 28, 2026 | filing ↗ | |
| Johanna Monique Slim Domit | 36.0% | 13D | Apr 28, 2026 | filing ↗ | |
| Control Empresarial de Capitales S.A. de C.V. | 36.0% | 13D | Apr 28, 2026 | filing ↗ | |
| Morgan Stanley | 6.0% | 13G | Feb 12, 2026 | filing ↗ | |
| Morgan Stanley Investment Management Inc. | 6.0% | 13G | Feb 12, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Brian Pereira | $1.8M | Nov 12, 2025 | filing ↗ |
| Brian Pereira | $221K | Nov 12, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Shareholder vote (5.07) | May 28, 2026 | filing ↗ |
| Earnings (2.02) | May 15, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 15, 2026 | filing ↗ |
| Other events (8.01) | May 15, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 15, 2026 | filing ↗ |
| Earnings (2.02) | Mar 18, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 18, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 2, 2026 | filing ↗ |
| Other events (8.01) | Feb 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 2, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jan 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 12, 2026 | filing ↗ |
| Earnings (2.02) | Nov 10, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 10, 2025 | filing ↗ |
| Material agreement (1.01) | Oct 17, 2025 | filing ↗ |
| Earnings (2.02) | Aug 12, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 12, 2025 | filing ↗ |