Castle Biosciences, Inc. · NASDAQ:CSTL
Portolan Capital Management, LLC reported a 5.65% stake in Castle Biosciences, Inc. (Schedule 13G)
Event Apr 7, 2025 · Filed Apr 14, 2025
Portolan Capital Management, LLC reported a 5.65% stake in Castle Biosciences, Inc., 1,611,099 shares, as a passive investor on Apr 7, 2025. Filed Apr 14, 2025 (Schedule 13G).
- Stake
- 5.65%
- Shares
- 1,611,099
- Intent
- Passive
- What changed
- Crossed above 5%
- Filed together
- 2 holders
The filing in full
| Holder | Stake | Shares |
|---|---|---|
| Portolan Capital Management, LLC | 5.65% | 1,611,099 |
| George McCabe | 5.65% | 1,611,099 |
Source
Related
- Castle Biosciences, Inc.
- Portolan Capital Management, LLC
- Castle Biosciences, Inc. shareholders
- Schedule 13G/A · Portolan Capital Management, LLC · May 15, 2026
- Form 4 · Maetzold Derek J · Oct 21, 2026
- Form 4 · Juvenal Tobin W · Oct 14, 2026
- Form 4 · Maetzold Derek J · Oct 7, 2026
- Form 4 · Oelschlager Kristen M · Oct 5, 2026
- Form 4 · Juvenal Tobin W · Oct 1, 2026