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 2022-12-13 2022-12-10 CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $24.79 -5,125 25.8K -17% -$127.0K
D 2022-12-05 2022-12-01 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir M - OptEx $3.72 +10.0K 298.6K +3% +$37.2K
MI 2022-11-23 2022-11-21+ CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.76 -3,833 289.5K -1% -$79.6K
MI 2022-11-09 2022-11-07 CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $20.35 -3,833 293.5K -1% -$78.0K
MI 2022-10-26 2022-10-24+ CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $30.03 -541 303.9K -0.2% -$16.2K
MI 2022-09-28 2022-09-26+ CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $29.17 -3,851 308.3K -1% -$112.3K
M 2022-08-31 2022-08-29+ CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $30.31 -649 324.5K -0.2% -$19.7K
MI 2022-08-09 2022-08-05 CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $30.73 -4,931 30.2K -14% -$151.5K
MI 2022-08-03 2022-08-01+ CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $27.43 -3,834 328.7K -1% -$105.2K
2022-04-28 2022-04-26 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir A - Grant — +22.3K 201.9K +12% —
I 2022-01-20 2022-01-10 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir G - Gift $0.00 -122.2K 0 -100% $0
D 2021-12-14 2021-12-10 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir M - OptEx — +5,363 231.8K +2% —
D 2021-12-14 2021-12-10 CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir F - Tax $40.52 -2,111 229.7K -0.9% -$85.5K
DM 2021-11-17 2021-11-15 CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $56.53 -3,700 151.2K -2% -$209.2K
MI 2021-10-25 2021-10-21 CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $61.70 -5,000 155.1K -3% -$308.5K
M 2021-10-01 2021-09-30 CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $66.15 -5,000 145.0K -3% -$330.8K
MI 2021-09-16 2021-09-15 CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $74.39 -3,333 161.4K -2% -$247.9K
MI 2021-09-02 2021-08-31 CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $58.91 -2,500 172.2K -1% -$147.3K
MI 2021-08-17 2021-08-13+ CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $70.35 -4,020 151.5K -3% -$282.8K
MI 2021-08-03 2021-07-30+ CSTL CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $70.21 -3,480 175.6K -2% -$244.3K
MI 2021-07-23 2021-07-21 CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale $65.30 -20.0K 426.0K -4% -$1.31M
M 2021-07-12 2021-07-09 CSTL CASTLE BIOSCIENCES INC 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 CASTLE BIOSCIENCES INC 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