InsiderTrades

MAETZOLD DEREK J

SEC CIK 1239501 · EDGAR

Buying vs selling by month open-market trades, last 60 months, CSTL
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
CSTLCASTLE BIOSCIENCES INCPres, Chief Exec. Off, Dir 30.1K — $44.70M 2672021-07-072026-09-21

Most active insiders at CSTL, 12 months

#InsiderTitleBoughtSold
1 MAETZOLD DEREK JPres, Chief Exec. Off, Dir —$10.69M
2 Oelschlager Kristen MCOO —$3.19M
3 Juvenal Tobin WChief Commercial Off —$2.49M
4 Stokes FrankCFO —$1.46M
5 Cole G BradleyDir —$210.7K
6 Cotton RodneyDir ——
7 Caple KimDir ——
8 Goldberg EllenDir ——
9 Harrison MilesDir ——
10 Olson TiffanyDir ——

Transactions 267

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
DM 2024-12-11 2024-12-09+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir F - Tax $30.42 -21.4K 109.3K -16% -$649.8K
MI 2024-12-09 2024-12-05 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $31.35 -3,155 5,860 -35% -$98.9K
2024-12-09 2024-12-05 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $31.35 -1,972 85.7K -2% -$61.8K
2024-11-14 2024-11-12 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $34.15 -1,972 87.7K -2% -$67.3K
MI 2024-11-14 2024-11-12 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $34.15 -3,155 6,160 -34% -$107.7K
MI 2024-11-06 2024-11-04 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $32.54 -3,155 6,455 -33% -$102.7K
M 2024-11-06 2024-11-04 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $32.54 -1,972 89.7K -2% -$64.2K
MI 2024-10-16 2024-10-14 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $32.27 -3,155 76.6K -4% -$101.8K
2024-10-16 2024-10-14 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $32.27 -1,972 91.7K -2% -$63.6K
MI 2024-10-10 2024-10-08 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $30.27 -1,576 77.6K -2% -$47.7K
2024-10-10 2024-10-08 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $30.27 -986 93.6K -1% -$29.8K
MI 2024-10-08 2024-10-04 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $28.73 -1,579 78.2K -2% -$45.4K
2024-10-08 2024-10-04 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $28.73 -986 94.6K -1% -$28.3K
MI 2024-09-18 2024-09-16 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $30.97 -3,155 78.7K -4% -$97.7K
2024-09-18 2024-09-16 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $30.97 -1,972 95.6K -2% -$61.1K
MI 2024-09-13 2024-09-11 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $30.32 -1,620 7,660 -17% -$49.1K
2024-09-13 2024-09-11 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $30.32 -996 97.6K -1% -$30.2K
MI 2024-09-11 2024-09-09 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $29.46 -1,590 7,806 -17% -$46.8K
2024-09-11 2024-09-09 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $29.46 -996 98.6K -1% -$29.3K
MI 2024-09-05 2024-09-03+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $30.04 -1,199 8,005 -13% -$36.0K
M 2024-09-05 2024-09-03+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $30.04 -715 99.6K -0.7% -$21.5K
MI 2024-09-03 2024-08-29+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $30.08 -2,785 8,073 -26% -$83.8K
M 2024-09-03 2024-08-29+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $30.08 -1,656 100.6K -2% -$49.8K
M 2024-08-27 2024-08-23+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $30.09 -1,113 102.0K -1% -$33.5K
MI 2024-08-27 2024-08-23+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $30.09 -1,874 8,344 -18% -$56.4K
D 2024-08-13 2024-08-09 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir A - Grant $0.00 +67.0K 124.9K +116% $0
D 2024-08-13 2024-08-09 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir F - Tax $26.83 -21.8K 103.1K -17% -$585.6K
M 2024-06-05 2024-06-03 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $23.40 -2,368 57.9K -4% -$55.4K
MI 2024-06-05 2024-06-03 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $23.40 -3,968 8,525 -32% -$92.8K
M 2024-05-16 2024-05-14 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $24.26 -2,368 60.3K -4% -$57.5K
MI 2024-05-16 2024-05-14 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $24.26 -3,968 8,957 -31% -$96.3K
MI 2024-05-08 2024-05-06 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $24.72 -3,968 9,297 -30% -$98.1K
2024-05-08 2024-05-06 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $24.72 -2,368 62.6K -4% -$58.5K
2024-04-25 2024-04-23 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.11 -421 65.0K -0.6% -$8,466
MI 2024-04-25 2024-04-23 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.11 -705 9,683 -7% -$14.2K
MI 2024-04-16 2024-04-12 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.35 -3,263 9,752 -25% -$66.4K
2024-04-16 2024-04-12 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.35 -1,947 65.4K -3% -$39.6K
MI 2024-04-05 2024-04-03 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $21.70 -3,968 10.1K -28% -$86.1K
2024-04-05 2024-04-03 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $21.70 -2,368 67.4K -3% -$51.4K
MI 2024-03-22 2024-03-20+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.28 -3,968 77.5K -5% -$80.5K
M 2024-03-22 2024-03-20+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.28 -2,368 69.8K -3% -$48.0K
MI 2024-03-11 2024-03-07 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.77 -3,996 10.8K -27% -$83.0K
2024-03-11 2024-03-07 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.77 -2,372 72.1K -3% -$49.3K
D 2024-03-06 2024-03-05 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir M - OptEx $3.72 +10.7K 78.6K +16% +$39.8K
D 2024-03-06 2024-03-05 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale+OE $21.41 -4,131 74.5K -5% -$88.4K
MI 2023-12-29 2023-12-27+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $21.99 -1,694 92.2K -2% -$37.2K
M 2023-12-29 2023-12-27+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $21.99 -12.0K 68.0K -15% -$264.5K
MI 2023-12-27 2023-12-22+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $21.95 -1,465 11.8K -11% -$32.1K
M 2023-12-27 2023-12-22+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $21.95 -10.4K 76.1K -12% -$228.3K
M 2023-12-22 2023-12-20+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $21.29 -16.2K 86.5K -16% -$344.9K
MI 2023-12-22 2023-12-20+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $21.29 -2,282 12.0K -16% -$48.6K
MI 2023-12-20 2023-12-18+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.66 -4,812 12.2K -28% -$99.4K
M 2023-12-20 2023-12-18+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.55 -11.4K 108.4K -10% -$235.1K
MI 2023-12-18 2023-12-14+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.82 -11.1K 12.8K -46% -$230.9K
M 2023-12-18 2023-12-14+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.69 -12.9K 114.2K -10% -$266.1K
M 2023-12-14 2023-12-12+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.18 -4,198 127.0K -3% -$84.7K
MI 2023-12-14 2023-12-12+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.20 -4,234 13.9K -23% -$85.5K
DMI 2023-12-12 2023-12-08 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale+OE $20.10 -2,530 14.3K -15% -$50.9K
DM 2023-12-12 2023-12-09+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir M - OptEx $0.00 +54.3K 128.4K +73% $0
DM 2023-12-12 2023-12-09+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir F - Tax $20.17 -18.0K 131.2K -12% -$362.3K
D 2023-12-12 2023-12-08 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale+OE $20.10 -2,322 94.9K -2% -$46.7K
MI 2023-12-08 2023-12-06 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.02 -52 14.6K -0.4% -$1,041
2023-12-08 2023-12-06 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.02 -48 97.2K -0.0% -$960.96
M 2023-12-05 2023-12-01+ CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.03 -287 112.1K -0.3% -$5,749
MI 2023-11-22 2023-11-20+ CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.03 -2,684 113.2K -2% -$53.8K
2023-09-06 2023-09-01 CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.10 -286 121.5K -0.2% -$5,749
MI 2023-07-11 2023-07-07 CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.04 -8,376 121.8K -6% -$167.9K
MI 2023-05-17 2023-05-15+ CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $23.17 -2,792 150.4K -2% -$64.7K
MI 2023-05-08 2023-05-04 CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $21.64 -2,792 152.0K -2% -$60.4K
MI 2023-04-14 2023-04-12+ CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $22.66 -2,792 156.6K -2% -$63.3K
MI 2023-04-05 2023-04-03+ CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $22.14 -2,792 158.0K -2% -$61.8K
MI 2023-03-16 2023-03-14 CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $24.71 -5,580 108.0K -5% -$137.9K
MI 2023-02-14 2023-02-10+ CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $27.11 -5,589 24.4K -19% -$151.5K
2023-01-05 2023-01-03 CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $22.90 -5,125 112.2K -4% -$117.4K
M 2022-12-21 2022-12-19 CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir M - OptEx $0.00 +20.8K 313.4K +7% $0

Purchase Sale Sale after option exercise All abbreviations