CSTL CASTLE BIOSCIENCES INC
Nasdaq · SEC CIK 1447362 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $18.04M 75 sales by 5 insiders
- Filings on record
- 362 since 2021-07-09, latest 2026-09-23 16:27
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | — | $10.69M |
| Oelschlager Kristen M | COO | — | $3.19M |
| Juvenal Tobin W | Chief Commercial Off | — | $2.49M |
| Stokes Frank | CFO | — | $1.46M |
| Cole G Bradley | Dir | — | $210.7K |
| Cotton Rodney | Dir | — | — |
| Caple Kim | Dir | — | — |
| Goldberg Ellen | Dir | — | — |
| Harrison Miles | Dir | — | — |
| Olson Tiffany | Dir | — | — |
Transactions 486
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 2023-12-05 | 2023-12-01+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.07 | -4,614 | 97.3K | -5% | -$92.6K |
| MI | 2023-12-05 | 2023-12-01+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.07 | -5,030 | 100.2K | -5% | -$100.9K |
| MI | 2023-12-01 | 2023-11-29+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $20.11 | -29.5K | 79.5K | -27% | -$593.6K |
| MI | 2023-12-01 | 2023-11-29+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.10 | -11.2K | 15.1K | -42% | -$224.7K |
| M | 2023-12-01 | 2023-11-29+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.10 | -10.3K | 106.4K | -9% | -$206.1K |
| MI | 2023-11-28 | 2023-11-24 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.03 | -313 | 16.3K | -2% | -$6,269 |
| 2023-11-28 | 2023-11-24 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.03 | -287 | 112.1K | -0.3% | -$5,749 | |
| MI | 2023-11-28 | 2023-11-24 | CSTL | BRADBURY DANIEL | Dir | S - Sale | $20.02 | -800 | 63.7K | -1% | -$16.0K |
| MI | 2023-11-22 | 2023-11-20+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.03 | -2,926 | 16.4K | -15% | -$58.6K |
| M | 2023-11-22 | 2023-11-20+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.03 | -2,684 | 113.2K | -2% | -$53.8K |
| MI | 2023-11-22 | 2023-11-20+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $20.04 | -6,055 | 63.9K | -9% | -$121.3K |
| MI | 2023-09-06 | 2023-09-01 | CSTL | BRADBURY DANIEL | Dir | S - Sale | $20.04 | -1,802 | 101.3K | -2% | -$36.1K |
| 2023-09-06 | 2023-09-01 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.05 | -718 | 115.1K | -0.6% | -$14.4K | |
| MI | 2023-09-06 | 2023-09-01 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.05 | -782 | 94.7K | -0.8% | -$15.7K |
| MI | 2023-09-01 | 2023-08-30+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $20.04 | -11.9K | 65.4K | -15% | -$238.9K |
| MI | 2023-09-01 | 2023-08-30+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.05 | -6,249 | 16.7K | -27% | -$125.3K |
| M | 2023-09-01 | 2023-08-30+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.05 | -5,706 | 115.8K | -5% | -$114.4K |
| MI | 2023-08-07 | 2023-08-03 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.10 | -314 | 17.4K | -2% | -$6,311 |
| 2023-08-07 | 2023-08-03 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.10 | -286 | 121.5K | -0.2% | -$5,749 | |
| D | 2023-07-18 | 2023-07-14 | CSTL | Caple Kim | Dir | M - OptEx | — | +440 | 4,705 | +10% | — |
| D | 2023-07-18 | 2023-07-14 | CSTL | Goldberg Ellen | Dir | M - OptEx | — | +440 | 9,505 | +5% | — |
| MI | 2023-07-11 | 2023-07-07 | CSTL | BRADBURY DANIEL | Dir | S - Sale | $20.39 | -50.0K | 67.8K | -42% | -$1.02M |
| MI | 2023-07-11 | 2023-07-07 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.04 | -16.7K | 108.0K | -13% | -$335.5K |
| 2023-07-11 | 2023-07-07 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.04 | -8,376 | 121.8K | -6% | -$167.9K | |
| D | 2023-06-06 | 2023-06-02 | CSTL | Goldberg Ellen | Dir | M - OptEx | — | +3,825 | 4,265 | +869% | — |
| D | 2023-06-06 | 2023-06-02 | CSTL | Caple Kim | Dir | M - OptEx | — | +3,825 | 4,265 | +869% | — |
| D | 2023-06-06 | 2023-06-02 | CSTL | BRADBURY DANIEL | Dir | M - OptEx | — | +3,825 | 4,655 | +461% | — |
| D | 2023-06-06 | 2023-06-02 | CSTL | Cole G Bradley | Dir | M - OptEx | — | +3,825 | 4,655 | +461% | — |
| D | 2023-06-06 | 2023-06-02 | CSTL | Harrison Miles | Dir | M - OptEx | — | +3,825 | 4,655 | +461% | — |
| D | 2023-06-06 | 2023-06-02 | CSTL | Aspinall Mara G. | Dir | M - OptEx | — | +3,825 | 35.5K | +12% | — |
| D | 2023-06-06 | 2023-06-02 | CSTL | Olson Tiffany | Dir | M - OptEx | — | +3,825 | 7,280 | +111% | — |
| M | 2023-06-06 | 2023-06-05 | CSTL | Goldberg Ellen | Dir | P - Purchase | $14.38 | +4,800 | 6,565 | +272% | +$69.0K |
| MI | 2023-05-17 | 2023-05-15+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $23.17 | -5,580 | 19.8K | -22% | -$129.3K |
| M | 2023-05-17 | 2023-05-15+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $23.17 | -2,792 | 150.4K | -2% | -$64.7K |
| D | 2023-05-12 | 2023-05-10 | CSTL | Olson Tiffany | Dir | M - OptEx | — | +487 | 3,455 | +16% | — |
| MI | 2023-05-08 | 2023-05-04 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $21.64 | -5,580 | 20.2K | -22% | -$120.7K |
| M | 2023-05-08 | 2023-05-04 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $21.64 | -2,792 | 152.0K | -2% | -$60.4K |
| MI | 2023-05-08 | 2023-05-04+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $21.63 | -25.0K | 141.9K | -15% | -$540.8K |
| MI | 2023-04-14 | 2023-04-12+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $22.66 | -5,580 | 104.8K | -5% | -$126.4K |
| M | 2023-04-14 | 2023-04-12+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $22.66 | -2,792 | 156.6K | -2% | -$63.3K |
| MI | 2023-04-06 | 2023-04-05 | CSTL | BRADBURY DANIEL | Dir | S - Sale | $22.20 | -7,100 | 82.8K | -8% | -$157.6K |
| MI | 2023-04-05 | 2023-04-03+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $22.16 | -17.9K | 85.7K | -17% | -$396.7K |
| MI | 2023-04-05 | 2023-04-03+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $22.14 | -5,580 | 21.7K | -20% | -$123.6K |
| M | 2023-04-05 | 2023-04-03+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $22.14 | -2,792 | 158.0K | -2% | -$61.8K |
| D | 2023-04-05 | 2023-04-04 | CSTL | Stokes Frank | CFO | M - OptEx | $3.38 | +4,000 | 23.4K | +21% | +$13.5K |
| MI | 2023-03-16 | 2023-03-14 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.95 | -5,580 | 106.6K | -5% | -$116.9K |
| 2023-03-16 | 2023-03-14 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.95 | -2,792 | 160.4K | -2% | -$58.5K | |
| 2023-03-08 | 2023-03-06 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $24.71 | -2,792 | 163.1K | -2% | -$69.0K | |
| MI | 2023-03-08 | 2023-03-06 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $24.71 | -5,580 | 108.0K | -5% | -$137.9K |
| MI | 2023-03-06 | 2023-03-02+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $23.97 | -25.0K | 180.0K | -12% | -$599.3K |
| D | 2023-03-03 | 2023-03-01 | CSTL | Juvenal Tobin W | Chief Commercial Off | M - OptEx | $2.39 | +6,173 | 22.1K | +39% | +$14.8K |
| MI | 2023-02-14 | 2023-02-10+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $26.18 | -5,580 | 109.4K | -5% | -$146.1K |
| M | 2023-02-14 | 2023-02-10+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $26.18 | -2,792 | 165.9K | -2% | -$73.1K |
| 2023-02-03 | 2023-02-01 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $27.11 | -2,795 | 168.7K | -2% | -$75.8K | |
| MI | 2023-02-03 | 2023-02-01 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $27.11 | -5,589 | 24.4K | -19% | -$151.5K |
| MI | 2023-02-03 | 2023-02-01+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $27.48 | -25.0K | 95.3K | -21% | -$687.0K |
| 2023-01-05 | 2023-01-03 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $22.90 | -3,833 | 301.5K | -1% | -$87.8K | |
| MI | 2023-01-05 | 2023-01-03 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $22.90 | -5,125 | 112.2K | -4% | -$117.4K |
| MI | 2023-01-05 | 2023-01-03 | CSTL | BRADBURY DANIEL | Dir | S - Sale | $22.89 | -7,704 | 200.2K | -4% | -$176.3K |
| D | 2022-12-30 | 2022-12-28 | CSTL | Oelschlager Kristen M | COO | M - OptEx | $2.39 | +7,178 | 118.9K | +6% | +$17.2K |
| M | 2022-12-21 | 2022-12-19 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $23.07 | -3,833 | 305.4K | -1% | -$88.4K |
| MI | 2022-12-21 | 2022-12-19 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $23.07 | -5,125 | 25.7K | -17% | -$118.2K |
| DM | 2022-12-13 | 2022-12-10 | CSTL | Stokes Frank | CFO | M - OptEx | — | +8,170 | 20.4K | +67% | — |
| DM | 2022-12-13 | 2022-12-10 | CSTL | Stokes Frank | CFO | F - Tax | $22.32 | -2,406 | 14.2K | -15% | -$53.7K |
| DM | 2022-12-13 | 2022-12-10 | CSTL | Juvenal Tobin W | Chief Commercial Off | M - OptEx | — | +7,920 | 10.8K | +275% | — |
| DM | 2022-12-13 | 2022-12-10 | CSTL | Juvenal Tobin W | Chief Commercial Off | F - Tax | $22.32 | -1,930 | 15.0K | -11% | -$43.1K |
| DM | 2022-12-13 | 2022-12-10 | CSTL | Oelschlager Kristen M | COO | F - Tax | $22.32 | -2,334 | 111.7K | -2% | -$52.1K |
| DM | 2022-12-13 | 2022-12-10 | CSTL | Oelschlager Kristen M | COO | M - OptEx | $0.00 | +7,920 | 113.6K | +7% | $0 |
| DM | 2022-12-13 | 2022-12-10 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | M - OptEx | $0.00 | +20.8K | 313.4K | +7% | $0 |
| DM | 2022-12-13 | 2022-12-10 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | F - Tax | $22.32 | -6,315 | 309.2K | -2% | -$141.0K |
| 2022-12-07 | 2022-12-05 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $24.79 | -3,833 | 294.7K | -1% | -$95.0K | |
| MI | 2022-12-07 | 2022-12-05 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $24.79 | -5,125 | 25.8K | -17% | -$127.0K |
| I | 2022-12-05 | 2022-12-01 | CSTL | BRADBURY DANIEL | Dir | S - Sale | $23.95 | -7,704 | 207.2K | -4% | -$184.5K |
| D | 2022-12-05 | 2022-12-01 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | M - OptEx | $3.72 | +10.0K | 298.6K | +3% | +$37.2K |
| 2022-12-01 | 2022-11-29 | CSTL | Olson Tiffany | Dir | P - Purchase | $21.50 | +1,162 | 2,968 | +64% | +$25.0K | |
| MI | 2022-11-23 | 2022-11-21+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.76 | -5,125 | 129.4K | -4% | -$106.4K |
| M | 2022-11-23 | 2022-11-21+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.76 | -3,833 | 289.5K | -1% | -$79.6K |
| DM | 2022-11-14 | 2022-11-10 | CSTL | Juvenal Tobin W | Chief Commercial Off | M - OptEx | $2.39 | +3,700 | 9,049 | +69% | +$8,829 |
| MI | 2022-11-09 | 2022-11-07 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.35 | -5,125 | 26.7K | -16% | -$104.3K |
| M | 2022-11-09 | 2022-11-07 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.35 | -3,833 | 293.5K | -1% | -$78.0K |
| MI | 2022-11-03 | 2022-11-01 | CSTL | BRADBURY DANIEL | Dir | S - Sale | $25.49 | -7,704 | 214.9K | -3% | -$196.4K |
| MI | 2022-10-26 | 2022-10-24+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.46 | -5,125 | 27.0K | -16% | -$104.9K |
| M | 2022-10-26 | 2022-10-24+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $20.46 | -3,833 | 296.2K | -1% | -$78.4K |
| MI | 2022-10-12 | 2022-10-11 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $24.05 | -560 | 27.3K | -2% | -$13.5K |
| M | 2022-10-12 | 2022-10-10+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $24.27 | -3,834 | 301.1K | -1% | -$93.0K |
| MI | 2022-10-12 | 2022-10-10+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $24.29 | -4,564 | 27.5K | -14% | -$110.9K |
| MI | 2022-10-06 | 2022-10-04 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $30.03 | -759 | 136.5K | -0.6% | -$22.8K |
| 2022-10-06 | 2022-10-04 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $30.03 | -541 | 303.9K | -0.2% | -$16.2K | |
| MI | 2022-10-05 | 2022-10-03 | CSTL | BRADBURY DANIEL | Dir | S - Sale | $27.17 | -7,704 | 226.7K | -3% | -$209.3K |
| MI | 2022-09-28 | 2022-09-26+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $24.03 | -5,125 | 124.7K | -4% | -$123.2K |
| M | 2022-09-28 | 2022-09-26+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $24.03 | -3,833 | 304.4K | -1% | -$92.1K |
| MI | 2022-09-14 | 2022-09-12+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $29.17 | -5,148 | 28.1K | -15% | -$150.2K |
| M | 2022-09-14 | 2022-09-12+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $29.17 | -3,851 | 308.3K | -1% | -$112.3K |
| I | 2022-09-06 | 2022-09-01 | CSTL | BRADBURY DANIEL | Dir | S - Sale | $28.08 | -7,704 | 230.4K | -3% | -$216.3K |
| M | 2022-08-31 | 2022-08-29+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $29.55 | -4,418 | 312.1K | -1% | -$130.6K |
| MI | 2022-08-31 | 2022-08-29+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $29.55 | -5,941 | 140.7K | -4% | -$175.6K |
| MI | 2022-08-17 | 2022-08-16 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $32.83 | -36 | 29.0K | -0.1% | -$1,182 |
| MI | 2022-08-17 | 2022-08-15+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $33.00 | -10.9K | 29.1K | -27% | -$360.7K |
| M | 2022-08-17 | 2022-08-15+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $32.99 | -8,003 | 317.9K | -2% | -$264.0K |
| 2022-08-09 | 2022-08-05 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $30.31 | -649 | 324.5K | -0.2% | -$19.7K |
Purchase Sale Sale after option exercise All abbreviations