MAETZOLD DEREK J
Corporate insiderPres. & Chief Exec. OfficerOpen-market Form 4 activity · 15 Jun 2026 – 15 Jun 2026
Transactions
1
0 buys · 1 sells
Bought
$0
Open-market purchases
Sold
$28K
Open-market sales
Stocks
1
Traded
All transactions
1 in the last 12 months · 1 total| Traded | Stock | Type | Shares | Price | Value | |
|---|---|---|---|---|---|---|
| 15 Jun 2026 | CSTL CASTLE BIOSCIENCES INC | Sell | 1K | $20.66 | $28K |