Corporate insider
MAETZOLD DEREK J
CSTLHoldLens InsiderScore
-88
STRONG SELL
Buys
2
$3K
Sells
16
$209K
Dominant
sell
Confidence
100%
Transaction history
| Date | Action | Shares | Price | Value |
|---|---|---|---|---|
| Apr 21, 2026 | SELL | 550 | $0 | $0 |
| Apr 21, 2026 | SELL | 278 | $25.098 | $7K |
| Apr 21, 2026 | SELL | 278 | $25.098 | $7K |
| Apr 21, 2026 | SELL | 278 | $25.098 | $7K |
| Apr 21, 2026 | SELL | 278 | $25.098 | $7K |
| Apr 21, 2026 | SELL | 1,153 | $25.098 | $29K |
| Apr 21, 2026 | SELL | 1,357 | $25.098 | $34K |
| Apr 21, 2026 | SELL | 550 | $25.098 | $14K |
| Apr 21, 2026 | BUY | 550 | $2.39 | $1K |
| Apr 21, 2026 | SELL | 550 | $0 | $0 |
| Apr 21, 2026 | SELL | 278 | $25.098 | $7K |
| Apr 21, 2026 | SELL | 278 | $25.098 | $7K |
| Apr 21, 2026 | SELL | 278 | $25.098 | $7K |
| Apr 21, 2026 | SELL | 278 | $25.098 | $7K |
| Apr 21, 2026 | SELL | 1,153 | $25.098 | $29K |
| Apr 21, 2026 | SELL | 1,357 | $25.098 | $34K |
| Apr 21, 2026 | SELL | 550 | $25.098 | $14K |
| Apr 21, 2026 | BUY | 550 | $2.39 | $1K |
Advertisement
Remove with Pro →Related
All CSTL insiders
Every tracked officer at CSTL — aggregate InsiderScore + all Form 4s.
CSTL ConvictionScore
Full 13F + InsiderScore unified signal for CSTL.
Live insider feed
Every tracked Form 4 across all companies, chronological.