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Castle Biosciences Inc (CSTL) Insider Trading

Total insider buys:
  • $6,094,007.00
Total insider sells:
  • $136,312,611.81
Most recent insider trade:
  • May 6, 2024
Most active insider trader:
  • Derek J Maetzold
Trader NameDateTitleAmountPriceTypeTotal Value
May 6, 2024Insider2,368$24.72Sell$58,536.96
May 6, 2024Director23,323$24.64Sell$574,678.72
April 23, 2024Insider421$20.11Sell$8,466.31
April 12, 2024Insider1,947$20.35Sell$39,621.45
April 8, 2024Director2,400$20.45Sell$49,080.00
April 4, 2024Director9,152$21.45Sell$196,310.40
April 3, 2024Insider2,368$21.70Sell$51,385.60
March 20, 2024Insider2,295$20.27Sell$46,519.65
March 7, 2024Insider2,372$20.77Sell$49,266.44
March 5, 2024Insider4,131$21.41Sell$88,444.71
March 4, 2024Director23,323$20.68Sell$482,319.64
Feb. 7, 2024Director2,074$23.20Sell$48,116.80
Jan. 4, 2024Director18,223$20.40Sell$371,749.20
Dec. 28, 2023Insider3,954$22.17Sell$87,660.18
Dec. 26, 2023Insider5,180$21.93Sell$113,597.40
Dec. 22, 2023Insider5,224$21.96Sell$114,719.04
Dec. 20, 2023Insider5,201$21.05Sell$109,481.05
Dec. 18, 2023Insider5,720$20.27Sell$115,944.40
Dec. 12, 2023Insider546$20.01Sell$10,925.46
Dec. 12, 2023Director1,200$20.01Sell$24,012.00
Dec. 8, 2023Insider2,322$20.10Sell$46,672.20
Dec. 8, 2023Director6,875$20.09Sell$138,118.75
Dec. 6, 2023Insider48$20.02Sell$960.96
Dec. 6, 2023Director200$20.02Sell$4,004.00
Dec. 4, 2023Director4,340$20.08Sell$87,147.20
Dec. 4, 2023Insider1,379$20.08Sell$27,690.32
Dec. 1, 2023Insider3,235$20.06Sell$64,894.10
Dec. 1, 2023Director9,545$20.05Sell$191,377.25
Nov. 29, 2023Director17,342$20.12Sell$348,921.04
Nov. 29, 2023Insider5,743$20.13Sell$115,606.59
Nov. 24, 2023Director800$20.02Sell$16,016.00
Nov. 24, 2023Insider287$20.03Sell$5,748.61
Nov. 20, 2023Director5,755$20.04Sell$115,330.20
Sept. 1, 2023Insider718$20.05Sell$14,395.90
Sept. 1, 2023Director1,802$20.04Sell$36,112.08
Aug. 30, 2023Insider1,622$20.03Sell$32,488.66
Aug. 30, 2023Director4,632$20.03Sell$92,778.96
Aug. 3, 2023Insider286$20.10Sell$5,748.60
July 7, 2023Insider8,376$20.04Sell$167,855.04
July 7, 2023Director50,000$20.39Sell$1,019,500.00
June 5, 2023Director4,800$14.38Buy$69,024.00
May 15, 2023Insider1,538$23.45Sell$36,066.10
May 4, 2023Insider2,792$21.64Sell$60,418.88
May 4, 2023Director17,643$21.69Sell$382,676.67
April 12, 2023Insider969$22.61Sell$21,909.09
April 5, 2023Director7,100$22.20Sell$157,620.00
April 3, 2023Insider2,391$22.15Sell$52,960.65
April 3, 2023Director10,300$22.14Sell$228,042.00
March 6, 2023Insider2,792$24.71Sell$68,990.32
March 2, 2023Director11,349$23.30Sell$264,431.70
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  • Insiders are both buying and selling Castle Biosciences Inc stock.

  • The insider traders at Castle Biosciences Inc are: Derek J Maetzold, Daniel Bradbury, Joseph C Cook III, David S Kabakoff, Frank Stokes, Derek J. Maetzold, Sofinnova Healthquest Partners, Bernhard E. Spiess, Tobin W Juvenal, Bonnie H Anderson, Ellen Goldberg, Kristen M Oelschlager, Mara G Aspinall, Mgc Venture Partners 2013 Gp,, Tiffany Olson, and Bernhard E Spiess

  • The most active insider trader at Castle Biosciences Inc is Derek J Maetzold with 89 trades.

  • Derek J Maetzold has sold the most Castle Biosciences Inc stock with a total value of $35,120,915.93.

  • Mgc Venture Partners 2013 Gp, has bought the most Castle Biosciences Inc stock with a total value of $10,000,000.00.

  • The most recent insider trade for Castle Biosciences Inc was on May 6, 2024.

  • The single biggest insider buy for Castle Biosciences Inc was from Mgc Venture Partners 2013 Gp, with a total value of $5,000,000.00 on July 29, 2019.

  • The single biggest insider sell for Castle Biosciences Inc was from Sofinnova Healthquest Partners with a total value of $8,625,000.00 on May 12, 2020.