CSTL insider trading
Open-market stock trades by Castle Biosciences (CSTL) executives and directors: who bought or sold, how many shares, at what price and when.
CSTL insider trades
| Date | Insider | Role | Trade | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 28, 2026 | Juvenal Tobin W | Chief Commercial Officer | Sell | 1,237 | $35.58 | $44.01K |
| Oct 28, 2026 | Juvenal Tobin W | Chief Commercial Officer | Sell | 5,341 | $36.62 | $195.58K |
| Oct 26, 2026 | Juvenal Tobin W | Chief Commercial Officer | Sell | 3,288 | $33.08 | $108.77K |
| Oct 19, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 8,580 | $31.91 | $273.79K |
| Oct 19, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 3,198 | $31.91 | $102.05K |
| Oct 19, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 2,718 | $31.91 | $86.73K |
| Oct 12, 2026 | Juvenal Tobin W | Chief Commercial Officer | Sell | 3,288 | $33.64 | $110.61K |
| Oct 5, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 8,580 | $35.57 | $305.16K |
| Oct 5, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 3,198 | $35.57 | $113.74K |
| Oct 5, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 2,718 | $35.57 | $96.67K |
| Oct 1, 2026 | Oelschlager Kristen M | Chief Operating Officer | Sell | 2,807 | $35.75 | $100.35K |
| Oct 1, 2026 | Oelschlager Kristen M | Chief Operating Officer | Sell | 1,346 | $36.38 | $48.97K |
| Sep 29, 2026 | Juvenal Tobin W | Chief Commercial Officer | Sell | 5,543 | $35.50 | $196.77K |
| Sep 30, 2026 | Juvenal Tobin W | Chief Commercial Officer | Sell | 1,034 | $34.20 | $35.36K |
| Sep 21, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 8,580 | $35.33 | $303.17K |
| Sep 21, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 3,198 | $35.33 | $113.00K |
| Sep 21, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 2,718 | $35.33 | $96.04K |
| Sep 14, 2026 | Juvenal Tobin W | Chief Commercial Officer | Sell | 3,306 | $32.32 | $106.86K |
| Sep 15, 2026 | Juvenal Tobin W | Chief Commercial Officer | Sell | 3,294 | $35.14 | $115.76K |
| Sep 11, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 8,361 | $32.00 | $267.55K |
| Sep 11, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 223 | $32.78 | $7.31K |
| Sep 11, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 3,124 | $32.00 | $99.97K |
| Sep 11, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 83 | $32.78 | $2.72K |
| Sep 11, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 2,656 | $32.00 | $84.99K |
| Sep 11, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 71 | $32.78 | $2.33K |
| Sep 1, 2026 | Oelschlager Kristen M | Chief Operating Officer | Sell | 3,952 | $33.36 | $131.84K |
| Sep 1, 2026 | Oelschlager Kristen M | Chief Operating Officer | Sell | 200 | $34.02 | $6.80K |
| Aug 31, 2026 | Juvenal Tobin W | Chief Commercial Officer | Sell | 1,730 | $32.81 | $56.76K |
| Aug 28, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 11,472 | $33.14 | $380.18K |
| Aug 28, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 956 | $33.88 | $32.39K |
| Aug 28, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 2,505 | $33.14 | $83.02K |
| Aug 28, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 209 | $33.88 | $7.08K |
| Aug 28, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 2,129 | $33.14 | $70.56K |
| Aug 28, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 177 | $33.88 | $6.00K |
| Aug 28, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 257 | $33.14 | $8.52K |
| Aug 28, 2026 | MAETZOLD DEREK J | Pres. & Chief Exec. Officer | Sell | 21 | $33.88 | $711.48 |
| Aug 25, 2026 | Juvenal Tobin W | Chief Commercial Officer | Sell | 9,050 | $35.04 | $317.11K |
| Aug 24, 2026 | Oelschlager Kristen M | Chief Operating Officer | Sell | 12,218 | $33.69 | $411.59K |
| Aug 25, 2026 | Oelschlager Kristen M | Chief Operating Officer | Sell | 7,161 | $34.26 | $245.36K |
| Aug 25, 2026 | Oelschlager Kristen M | Chief Operating Officer | Sell | 5,223 | $34.64 | $180.92K |
- CSTL insiders bought $0.00 and sold $4.96M in open-market trades over their last 40 filings.
Updated 2026-11-02 17:53 UTC