Derek J Maetzold insider trades

Open-market stock purchases and sales by Derek J Maetzold, Pres. & Chief Exec. Officer at Castle Biosciences Inc, from SEC Form 4 filings since Jul 20, 2021.

Recent trades

DateStockTradeValue
Jun 15, 2026CSTL Castle Biosciences IncSold$23.8K
Jun 15, 2026CSTL Castle Biosciences IncSold$5.7K
Jun 15, 2026CSTL Castle Biosciences IncSold$11.4K
Jun 15, 2026CSTL Castle Biosciences IncSold$28K
Jun 15, 2026CSTL Castle Biosciences IncBought (not open market)—
Jun 1, 2026CSTL Castle Biosciences IncSold$130K
Jun 1, 2026CSTL Castle Biosciences IncSold$28.3K
Jun 1, 2026CSTL Castle Biosciences IncSold$24K
Jun 1, 2026CSTL Castle Biosciences IncSold$5.8K
Jun 1, 2026CSTL Castle Biosciences IncBought (not open market)—
Jun 1, 2026CSTL Castle Biosciences IncBought (not open market)—
May 21, 2026CSTL Castle Biosciences IncSold$8.5K
May 21, 2026CSTL Castle Biosciences IncSold$20.9K
May 21, 2026CSTL Castle Biosciences IncSold$17.8K
May 21, 2026CSTL Castle Biosciences IncSold$4.3K
May 21, 2026CSTL Castle Biosciences IncBought (not open market)—
May 20, 2026CSTL Castle Biosciences IncSold$2.6K
May 20, 2026CSTL Castle Biosciences IncSold$6.4K
May 20, 2026CSTL Castle Biosciences IncSold$5.5K
May 20, 2026CSTL Castle Biosciences IncSold$1.3K
May 20, 2026CSTL Castle Biosciences IncBought (not open market)—
May 7, 2026CSTL Castle Biosciences IncSold$926
May 7, 2026CSTL Castle Biosciences IncBought (not open market)—
May 7, 2026CSTL Castle Biosciences IncSold$117K
May 7, 2026CSTL Castle Biosciences IncSold$25.6K

Companies traded

  • CSTL Castle Biosciences Inc: 744 sales, last Jun 15, 2026

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