Insiders / Maetzold Derek J / Activity
Activity — Maetzold Derek J
82 moves.
| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Mar 26, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $14.1K | -550 -2.50% | 21,479 0.07% of shares | low |
| Mar 18, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $16.5K | -650 -2.94% | 21,479 0.07% of shares | low |
| May 21, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $17.8K | -880 -2.26% | 38,061 0.12% of shares | low |
| May 7, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $20.5K | -906 -4.05% | 21,479 0.07% of shares | low |
| May 21, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $20.9K | -1K -2.26% | 44,781 0.15% of shares | low |
| May 7, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $21.7K | -985 -2.44% | 39,382 0.13% of shares | low |
| Jun 15, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $23.8K | -1K -3.12% | 35,755 0.12% of shares | low |
| Jun 1, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $24.0K | -1K -3.03% | 36,908 0.12% of shares | low |
| Feb 4, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $24.4K | -646 -0.76% | 83,869 0.27% of shares | low |
| May 7, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $25.6K | -1K -2.44% | 46,336 0.15% of shares | low |
| Jun 15, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $28.0K | -1K -3.13% | 42,067 0.14% of shares | low |
| Jun 1, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $28.3K | -1K -3.03% | 43,424 0.14% of shares | low |
| Apr 6, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $28.9K | -1K -2.70% | 41,520 0.14% of shares | low |
| Apr 21, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $28.9K | -1K -2.78% | 40,367 0.13% of shares | low |
| Mar 26, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $29.5K | -1K -2.63% | 42,673 0.14% of shares | low |
| Mar 11, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $30.3K | -1K -2.58% | 43,826 0.14% of shares | low |
| Apr 6, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $34.0K | -1K -2.70% | 48,852 0.16% of shares | low |
| Apr 21, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $34.1K | -1K -2.78% | 47,495 0.16% of shares | low |
| Mar 26, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $34.7K | -1K -2.63% | 50,209 0.16% of shares | low |
| Mar 11, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $35.4K | -1K -2.56% | 51,566 0.17% of shares | low |
| Jan 6, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $53.7K | -1K -4.34% | 29,513 0.10% of shares | low |
| Jan 5, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $102.0K | -3K -7.99% | 30,852 0.10% of shares | medium |
| May 7, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $117.2K | -5K -19.17% | 22,385 0.07% of shares | medium |
| Feb 3, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $127.7K | -3K -3.65% | 84,515 0.28% of shares | medium |
| Jun 1, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $129.6K | -6K -22.44% | 21,479 0.07% of shares | medium |
| Apr 6, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $155.5K | -6K -22.44% | 21,479 0.07% of shares | medium |
| Jan 20, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $160.7K | -4K -4.38% | 87,715 0.29% of shares | medium |
| Mar 13, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $336.0K | -13K -18.45% | 58,354 0.19% of shares | medium |
| Mar 11, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $451.9K | -17K -15.45% | 94,737 0.31% of shares | medium |
| Mar 16, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $453.0K | -17K -29.90% | 40,905 0.13% of shares | medium |
| Mar 17, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $483.6K | -19K -45.73% | 22,129 0.07% of shares | medium |
| Mar 12, 2026 | Sell | CSTL Castle Biosciences, Inc. Common Stock | $585.9K | -23K -24.47% | 71,558 0.23% of shares | medium |