Companies / Castle Biosciences, Inc. / Activity
Activity — Castle Biosciences, Inc.
152 moves.
Top impactInsider · CEO movesInsider · biggest buysInsider · biggest sellsInstitution · biggest movesInstitution · new positions
| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Mar 12, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $585.9K | -23K -24.47% | 71,558 0.23% of shares | medium |
| Mar 12, 2026 | Juvenal Tobin W Executive | Sell | Common Stock | $526.6K | -21K -19.37% | 86,825 0.28% of shares | medium |
| Mar 3, 2026 | Maetzold Derek J CEO | Other | Common Stock | $525.0K | -19K -22.75% | 64,655 0.21% of shares | low |
| Mar 4, 2026 | Maetzold Derek J CEO | Other | Common Stock | $505.1K | -18K -14.49% | 105,821 0.35% of shares | low |
| Mar 17, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $483.6K | -19K -45.73% | 22,129 0.07% of shares | medium |
| Mar 16, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $453.0K | -17K -29.90% | 40,905 0.13% of shares | medium |
| Mar 11, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $451.9K | -17K -15.45% | 94,737 0.31% of shares | medium |
| Mar 13, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $336.0K | -13K -18.45% | 58,354 0.19% of shares | medium |
| Mar 4, 2026 | Stokes Frank Executive | Other | Common Stock | $302.3K | -11K -14.70% | 62,286 0.20% of shares | low |
| Mar 4, 2026 | Juvenal Tobin W Executive | Other | Common Stock | $292.9K | -10K -8.81% | 107,688 0.35% of shares | low |
| Mar 4, 2026 | Oelschlager Kristen M Executive | Other | Common Stock | $191.3K | -7K -14.82% | 39,047 0.13% of shares | low |
| Mar 5, 2026 | Stokes Frank Executive | Sell | Common Stock | $167.9K | -6K -9.08% | 60,085 0.20% of shares | medium |
| Jan 20, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $160.7K | -4K -4.38% | 87,715 0.29% of shares | medium |
| Apr 6, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $155.5K | -6K -22.44% | 21,479 0.07% of shares | medium |
| Mar 3, 2026 | Stokes Frank Executive | Sell | Common Stock | $144.8K | -5K -8.91% | 54,183 0.18% of shares | medium |
| Mar 5, 2026 | Cole G Bradley Director | Sell | Common Stock | $135.0K | -5K -17.77% | 21,964 0.07% of shares | medium |
| Jun 1, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $129.6K | -6K -22.44% | 21,479 0.07% of shares | medium |
| Feb 3, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $127.7K | -3K -3.65% | 84,515 0.28% of shares | medium |
| May 7, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $117.2K | -5K -19.17% | 22,385 0.07% of shares | medium |
| Mar 3, 2026 | Juvenal Tobin W Executive | Other | Common Stock | $102.5K | -4K -3.87% | 92,316 0.30% of shares | low |
| Jan 5, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $102.0K | -3K -7.99% | 30,852 0.10% of shares | medium |
| Mar 3, 2026 | Stokes Frank Executive | Other | Common Stock | $99.6K | -4K -6.88% | 48,872 0.16% of shares | low |
| Mar 5, 2026 | Cole G Bradley Director | Sell | Common Stock | $75.7K | -3K -12.09% | 19,309 0.06% of shares | low |
| Mar 3, 2026 | Oelschlager Kristen M Executive | Other | Common Stock | $66.9K | -2K -10.79% | 20,068 0.07% of shares | low |
| Jan 6, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $53.7K | -1K -4.34% | 29,513 0.10% of shares | low |
| Mar 3, 2026 | Stokes Frank Executive | Sell | Common Stock | $47.3K | -2K -3.14% | 52,483 0.17% of shares | low |
| Mar 11, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $35.4K | -1K -2.56% | 51,566 0.17% of shares | low |
| Mar 26, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $34.7K | -1K -2.63% | 50,209 0.16% of shares | low |
| Apr 21, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $34.1K | -1K -2.78% | 47,495 0.16% of shares | low |
| Apr 6, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $34.0K | -1K -2.70% | 48,852 0.16% of shares | low |
| Mar 11, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $30.3K | -1K -2.58% | 43,826 0.14% of shares | low |
| Mar 26, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $29.5K | -1K -2.63% | 42,673 0.14% of shares | low |
| Apr 21, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $28.9K | -1K -2.78% | 40,367 0.13% of shares | low |
| Apr 6, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $28.9K | -1K -2.70% | 41,520 0.14% of shares | low |
| Jun 1, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $28.3K | -1K -3.03% | 43,424 0.14% of shares | low |
| Jun 15, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $28.0K | -1K -3.13% | 42,067 0.14% of shares | low |
| May 7, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $25.6K | -1K -2.44% | 46,336 0.15% of shares | low |
| Feb 4, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $24.4K | -646 -0.76% | 83,869 0.27% of shares | low |
| Jun 1, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $24.0K | -1K -3.03% | 36,908 0.12% of shares | low |
| Jun 15, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $23.8K | -1K -3.12% | 35,755 0.12% of shares | low |
| May 7, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $21.7K | -985 -2.44% | 39,382 0.13% of shares | low |
| May 21, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $20.9K | -1K -2.26% | 44,781 0.15% of shares | low |
| May 7, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $20.5K | -906 -4.05% | 21,479 0.07% of shares | low |
| May 21, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $17.8K | -880 -2.26% | 38,061 0.12% of shares | low |
| Mar 18, 2026 | Maetzold Derek J CEO | Sell | Common Stock | $16.5K | -650 -2.94% | 21,479 0.07% of shares | low |
| Mar 5, 2026 | Cole G Bradley Director | Exercise | Common Stock | $16.0K | +5K +21.62% | 26,712 0.09% of shares | low |
| Mar 11, 2026 | Maetzold Derek J CEO | Exercise | Common Stock | $14.9K | +6K +5.88% | 112,047 0.37% of shares | low |
| May 7, 2026 | Maetzold Derek J CEO | Exercise | Common Stock | $14.9K | +6K +28.93% | 27,693 0.09% of shares | low |
| Apr 6, 2026 | Maetzold Derek J CEO | Exercise | Common Stock | $14.9K | +6K +28.93% | 27,693 0.09% of shares | low |
| Jun 1, 2026 | Maetzold Derek J CEO | Exercise | Common Stock | $14.4K | +6K +27.72% | 27,693 0.09% of shares | low |