Castle Biosciences Inc (CSTL) Insider Trading

Total insider buys:
  • $6,094,007.00
Total insider sells:
  • $137,691,917.91
Most recent insider trade:
  • Nov. 15, 2024
Most active insider trader:
  • Derek J Maetzold
Trader NameDateTitleAmountPriceTypeTotal Value
May 22, 2020Insider5,000$36.97Sell$184,850.00
May 21, 2020Director3,750$37.21Sell$139,537.50
May 19, 2020Director900$37.03Sell$33,327.00
May 12, 2020Major Shareholder250,000$34.50Sell$8,625,000.00
April 30, 2020Director3,000$30.25Sell$90,750.00
Feb. 19, 2020Director25,000$32.03Sell$800,750.00
Feb. 13, 2020Director25,000$32.01Sell$800,250.00
Feb. 6, 2020Major Shareholder25,000$31.03Sell$775,750.00
Jan. 28, 2020Major Shareholder25,000$30.02Sell$750,500.00
July 29, 2019Director62,500$16.00Buy$1,000,000.00
July 29, 2019Major Shareholder312,500$16.00Buy$5,000,000.00
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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, Kristen M Oelschlager, Tobin W Juvenal, Bernhard E. Spiess, Ellen Goldberg, Mara G Aspinall, Mgc Venture Partners 2013 Gp,, Bonnie H Anderson, Tiffany Olson, and Bernhard E Spiess

  • The most active insider trader at Castle Biosciences Inc is Derek J Maetzold with 94 trades.

  • Derek J Maetzold has sold the most Castle Biosciences Inc stock with a total value of $35,374,288.21.

  • 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 Nov. 15, 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.