Insiders / Bylund James
Bylund James
CIK 1849642personinsider
Companies
1
First seen
Mar 3, 2026
Last activity
Mar 23, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Repligen Corp · RGEN | 25,423 | — |
All securities held
2 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Repligen Corp | Common Stock | 25,423 |
| Repligen Corp | Stock Option (Right to Buy)Derivative | 8,315 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Mar 2, 2026 | Other | RGEN Repligen Corp Common Stock | $304.1K | -2K -12.14% | 17,609 0.03% of shares | low |
| Feb 27, 2026 | Other | RGEN Repligen Corp Common Stock | $190.3K | -1K -6.87% | 20,042 0.04% of shares | low |
| Mar 4, 2026 | Other | RGEN Repligen Corp Common Stock | $7.8K | -62 -0.35% | 17,672 0.03% of shares | low |
| Mar 5, 2026 | Grant | RGEN Repligen Corp Common Stock | $0 | +8K +43.86% | 25,423 0.05% of shares | low |
| Mar 4, 2026 | Grant | RGEN Repligen Corp Common Stock | $0 | +125 +0.71% | 17,734 0.03% of shares | low |
| Mar 5, 2026 | Grant | RGEN Repligen Corp Stock Option (Right to Buy) | — | +8K | 8,315 0.01% of shares | low |