Insiders / Coulston James
Coulston James
CIK 1936203personinsider
Companies
1
First seen
Mar 3, 2026
Last activity
Mar 3, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Prokidney Corp. · PROK | — | — |
All securities held
1 position · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Prokidney Corp. | Employee stock option (right to buy)Derivative | 600,000 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Mar 1, 2026 | Grant | PROK Prokidney Corp. Employee stock option (right to buy) | — | +600K | 600,000 0.20% of shares | low |