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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MI | 2022-08-09 | 2022-08-05 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $30.31 | -909 | 29.8K | -3% | -$27.6K |
| M | 2022-08-05 | 2022-08-03+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $30.73 | -3,519 | 328.7K | -1% | -$108.1K |
| MI | 2022-08-05 | 2022-08-03+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $30.73 | -4,931 | 30.2K | -14% | -$151.5K |
| I | 2022-08-03 | 2022-08-01 | CSTL | BRADBURY DANIEL | Dir | S - Sale | $27.47 | -7,704 | 238.1K | -3% | -$211.6K |
| MI | 2022-08-03 | 2022-08-01+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $27.43 | -5,125 | 30.2K | -15% | -$140.6K |
| M | 2022-08-03 | 2022-08-01+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $27.43 | -3,834 | 328.7K | -1% | -$105.2K |
| D | 2022-07-18 | 2022-07-14 | CSTL | Goldberg Ellen | Dir | M - OptEx | — | +440 | 440 | New | — |
| D | 2022-07-18 | 2022-07-14 | CSTL | Caple Kim | Dir | M - OptEx | — | +440 | 440 | New | — |
| M | 2022-07-07 | 2022-05-12 | CSTL | Olson Tiffany | Dir | P - Purchase | $18.76 | +1,320 | 1,586 | +496% | +$24.8K |
| D | 2022-06-13 | 2022-06-10 | CSTL | Harrison Miles | Dir | M - OptEx | $0.00 | +830 | 830 | New | $0 |
| D | 2022-06-13 | 2022-06-10 | CSTL | BRADBURY DANIEL | Dir | M - OptEx | $0.00 | +830 | 830 | New | $0 |
| D | 2022-06-13 | 2022-06-10 | CSTL | Cole G Bradley | Dir | M - OptEx | $0.00 | +830 | 830 | New | $0 |
| MAI | 2022-06-13 | 2022-01-04 | CSTL | BRADBURY DANIEL | Dir | S - Sale | $43.55 | -16.1K | 130.9K | -11% | -$699.1K |
| D | 2022-06-13 | 2022-06-10 | CSTL | Aspinall Mara G. | Dir | M - OptEx | $0.00 | +830 | 31.7K | +3% | $0 |
| D | 2022-05-16 | 2022-05-12 | CSTL | Stokes Frank | CFO | M - OptEx | $3.38 | +4,000 | 12.8K | +46% | +$13.5K |
| D | 2022-05-12 | 2022-05-10 | CSTL | Olson Tiffany | Dir | M - OptEx | — | +486 | 486 | New | — |
| 2022-04-28 | 2022-04-26 | CSTL | Stokes Frank | CFO | A - Grant | — | +1,114 | 8,775 | +15% | — | |
| I | 2022-04-28 | 2022-04-26 | CSTL | Juvenal Tobin W | Chief Commercial Off | A - Grant | — | +2,230 | 2,230 | New | — |
| 2022-04-28 | 2022-04-26 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | A - Grant | — | +22.3K | 201.9K | +12% | — | |
| I | 2022-04-28 | 2022-04-26 | CSTL | BRADBURY DANIEL | Dir | A - Grant | — | +61.0K | 246.2K | +33% | — |
| 2022-04-28 | 2022-04-26 | CSTL | Oelschlager Kristen M | COO | A - Grant | — | +6,692 | 105.9K | +7% | — | |
| MI | 2022-03-31 | 2022-03-29+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $45.12 | -17.7K | 100.1K | -15% | -$798.8K |
| MI | 2022-03-16 | 2022-03-14+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $37.39 | -17.7K | 198.3K | -8% | -$661.9K |
| MI | 2022-02-24 | 2022-02-22+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $39.13 | -17.7K | 200.7K | -8% | -$692.7K |
| MI | 2022-02-11 | 2022-02-09+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $46.00 | -17.7K | 208.8K | -8% | -$814.3K |
| MI | 2022-01-26 | 2022-01-24 | CSTL | BRADBURY DANIEL | Dir | S - Sale | $35.42 | -14.6K | 117.5K | -11% | -$518.3K |
| MI | 2022-01-24 | 2022-01-20 | CSTL | BRADBURY DANIEL | Dir | S - Sale | $35.26 | -15.6K | 121.5K | -11% | -$550.3K |
| I | 2022-01-20 | 2022-01-10 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | G - Gift | $0.00 | -122.2K | 0 | -100% | $0 |
| MI | 2022-01-20 | 2022-01-18 | CSTL | BRADBURY DANIEL | Dir | S - Sale | $35.30 | -2,470 | 125.7K | -2% | -$87.2K |
| MI | 2022-01-06 | 2022-01-04+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $42.86 | -32.7K | 238.9K | -12% | -$1.40M |
| D | 2021-12-14 | 2021-12-10 | CSTL | Oelschlager Kristen M | COO | M - OptEx | — | +1,750 | 99.3K | +2% | — |
| D | 2021-12-14 | 2021-12-10 | CSTL | Oelschlager Kristen M | COO | F - Tax | $40.52 | -516 | 98.8K | -0.5% | -$20.9K |
| D | 2021-12-14 | 2021-12-10 | CSTL | Chief Commercial Off | M - OptEx | — | +1,750 | 5,282 | +50% | — | |
| D | 2021-12-14 | 2021-12-10 | CSTL | Chief Commercial Off | F - Tax | $40.52 | -427 | 4,855 | -8% | -$17.3K | |
| D | 2021-12-14 | 2021-12-10 | CSTL | Chief Business Off | F - Tax | $40.52 | -366 | 14.7K | -2% | -$14.8K | |
| D | 2021-12-14 | 2021-12-10 | CSTL | Chief Business Off | M - OptEx | — | +1,500 | 15.1K | +11% | — | |
| D | 2021-12-14 | 2021-12-10 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | M - OptEx | — | +5,363 | 231.8K | +2% | — |
| D | 2021-12-14 | 2021-12-10 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | F - Tax | $40.52 | -2,111 | 229.7K | -0.9% | -$85.5K |
| D | 2021-12-14 | 2021-12-10 | CSTL | Stokes Frank | CFO | M - OptEx | — | +2,000 | 8,225 | +32% | — |
| D | 2021-12-14 | 2021-12-10 | CSTL | Stokes Frank | CFO | F - Tax | $40.52 | -895 | 7,330 | -11% | -$36.3K |
| DM | 2021-11-17 | 2021-11-15 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale+OE | $52.51 | -16.4K | 287.0K | -5% | -$861.4K |
| DM | 2021-11-17 | 2021-11-15+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | M - OptEx | $3.02 | +31.8K | 301.4K | +12% | +$96.0K |
| MI | 2021-11-12 | 2021-11-09+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $56.53 | -3,700 | 151.2K | -2% | -$209.2K |
| MI | 2021-11-10 | 2021-11-08 | CSTL | BRADBURY DANIEL | Dir | S - Sale | $61.21 | -5,554 | 246.0K | -2% | -$340.0K |
| MI | 2021-11-08 | 2021-11-04 | CSTL | BRADBURY DANIEL | Dir | S - Sale | $61.05 | -4,446 | 136.7K | -3% | -$271.4K |
| MI | 2021-10-25 | 2021-10-21+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $62.85 | -10.0K | 139.1K | -7% | -$628.5K |
| MI | 2021-10-25 | 2021-10-21 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $62.95 | -2,500 | 139.4K | -2% | -$157.4K |
| MI | 2021-10-21 | 2021-10-19+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $66.24 | -5,000 | 131.3K | -4% | -$331.2K |
| MI | 2021-10-08 | 2021-10-06 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $63.74 | -2,500 | 154.3K | -2% | -$159.4K |
| MI | 2021-10-06 | 2021-10-04+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $61.70 | -5,000 | 155.1K | -3% | -$308.5K |
| MI | 2021-10-06 | 2021-10-04+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $61.73 | -10.0K | 141.8K | -7% | -$617.3K |
| M | 2021-10-01 | 2021-09-30 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $65.92 | -10.0K | 286.0K | -3% | -$659.2K |
| MI | 2021-10-01 | 2021-09-30 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $65.89 | -2,500 | 144.2K | -2% | -$164.7K |
| M | 2021-09-30 | 2021-09-28+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $66.15 | -20.0K | 306.0K | -6% | -$1.32M |
| MI | 2021-09-30 | 2021-09-28+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $66.15 | -5,000 | 145.0K | -3% | -$330.8K |
| M | 2021-09-29 | 2021-09-27 | CSTL | Oelschlager Kristen M | COO | S - Sale | $71.02 | -10.0K | 97.5K | -9% | -$710.2K |
| MI | 2021-09-23 | 2021-09-21+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $74.32 | -10.0K | 262.1K | -4% | -$743.2K |
| MI | 2021-09-16 | 2021-09-15 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $74.39 | -5,000 | 148.1K | -3% | -$371.9K |
| M | 2021-09-16 | 2021-09-15 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $74.36 | -10.0K | 316.0K | -3% | -$743.6K |
| MI | 2021-09-15 | 2021-09-13+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $73.48 | -6,667 | 151.6K | -4% | -$489.9K |
| M | 2021-09-15 | 2021-09-13+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $73.84 | -20.0K | 336.0K | -6% | -$1.48M |
| MI | 2021-09-15 | 2021-09-14 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $74.39 | -3,333 | 161.4K | -2% | -$247.9K |
| MI | 2021-09-10 | 2021-09-08+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $76.55 | -10.0K | 146.5K | -6% | -$765.5K |
| DM | 2021-09-07 | 2021-09-02 | CSTL | Spiess Bernhard E. | Chief Business Off | S - Sale+OE | $75.78 | -15.4K | 20.9K | -42% | -$1.17M |
| DM | 2021-09-07 | 2021-09-02 | CSTL | Spiess Bernhard E. | Chief Business Off | M - OptEx | $2.12 | +15.4K | 22.6K | +215% | +$32.6K |
| MI | 2021-09-02 | 2021-08-31 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $75.74 | -5,000 | 151.7K | -3% | -$378.7K |
| M | 2021-09-02 | 2021-08-31 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $75.71 | -10.0K | 346.0K | -3% | -$757.1K |
| MI | 2021-08-31 | 2021-08-27+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $74.31 | -10.0K | 144.8K | -6% | -$743.1K |
| M | 2021-08-31 | 2021-08-27+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $74.36 | -20.0K | 366.0K | -5% | -$1.49M |
| MI | 2021-08-25 | 2021-08-23 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $70.57 | -7,500 | 156.7K | -5% | -$529.3K |
| M | 2021-08-19 | 2021-08-17+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $60.00 | -10.0K | 378.9K | -3% | -$600.0K |
| MI | 2021-08-19 | 2021-08-17 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $58.91 | -2,500 | 172.2K | -1% | -$147.3K |
| MI | 2021-08-19 | 2021-08-17+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $61.14 | -10.0K | 147.8K | -6% | -$611.4K |
| MI | 2021-08-17 | 2021-08-13+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $63.22 | -5,000 | 150.8K | -3% | -$316.1K |
| M | 2021-08-17 | 2021-08-13+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $63.20 | -20.0K | 398.5K | -5% | -$1.26M |
| MI | 2021-08-06 | 2021-08-03 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $70.35 | -4,020 | 151.5K | -3% | -$282.8K |
| MI | 2021-08-06 | 2021-08-03+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $69.67 | -10.0K | 276.4K | -3% | -$696.7K |
| MI | 2021-08-03 | 2021-07-30+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $70.21 | -3,480 | 175.6K | -2% | -$244.3K |
| MI | 2021-07-28 | 2021-07-26+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $64.98 | -10.0K | 152.8K | -6% | -$649.8K |
| MI | 2021-07-23 | 2021-07-21 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $68.03 | -2,500 | 176.8K | -1% | -$170.1K |
| M | 2021-07-23 | 2021-07-21 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $68.05 | -10.0K | 406.0K | -2% | -$680.5K |
| MI | 2021-07-21 | 2021-07-19+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $65.30 | -5,000 | 165.9K | -3% | -$326.5K |
| M | 2021-07-21 | 2021-07-19+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $65.30 | -20.0K | 426.0K | -4% | -$1.31M |
| MI | 2021-07-12 | 2021-07-08+ | CSTL | BRADBURY DANIEL | Dir | S - Sale | $71.05 | -10.0K | 287.9K | -3% | -$710.5K |
| M | 2021-07-12 | 2021-07-09 | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $72.56 | -10.0K | 439.1K | -2% | -$725.6K |
| M | 2021-07-09 | 2021-07-07+ | CSTL | MAETZOLD DEREK J | Pres, Chief Exec. Off, Dir | S - Sale | $69.78 | -20.0K | 455.4K | -4% | -$1.40M |
Purchase Sale Sale after option exercise All abbreviations