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Insider Transactions by Derek J. Maetzold


Symbol CompanyOwnerRelationshipDateTransactionCost# SharesValue ($)Total SharesFiling
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerAug 04, 2026Sale$31.118,156253,72728,407Aug 06, 2026, 04:14 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerAug 05, 2026Option/RSU Exercise$2.392,5466,08524,025Aug 06, 2026, 04:14 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerAug 04, 2026Option/RSU Exercise$2.3920,35648,65141,835Aug 06, 2026, 04:14 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerAug 05, 2026Sale$30.682,54678,11421,479Aug 06, 2026, 04:14 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerAug 05, 2026Sale$30.6847314,51219,607Aug 06, 2026, 04:14 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerAug 04, 2026Sale$31.1120,356633,26133,414Aug 06, 2026, 04:14 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerAug 05, 2026Sale$30.6855617,05923,069Aug 06, 2026, 04:14 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerAug 04, 2026Sale$31.116,929215,55724,143Aug 06, 2026, 04:14 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 31, 2026Sale$30.156,480195,38521,479Aug 04, 2026, 04:35 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerAug 03, 2026Sale$30.354,232128,45431,781Aug 04, 2026, 04:35 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 31, 2026Sale$30.151,69050,95730,606Aug 04, 2026, 04:35 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 31, 2026Sale$30.151,98359,79136,013Aug 04, 2026, 04:35 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerAug 03, 2026Option/RSU Exercise$2.3910,66425,48732,143Aug 04, 2026, 04:35 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerAug 03, 2026Sale$30.3510,664323,68421,479Aug 04, 2026, 04:35 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 31, 2026Option/RSU Exercise$2.396,48015,48727,959Aug 04, 2026, 04:35 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerAug 03, 2026Sale$30.353,597109,18027,009Aug 04, 2026, 04:35 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 27, 2026Sale$24.162786,71711,822Jul 29, 2026, 04:09 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 27, 2026Sale$24.162786,71711,822Jul 29, 2026, 04:09 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 27, 2026Option/RSU Exercise$2.396,21414,85127,693Jul 29, 2026, 04:09 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 27, 2026Sale$24.162786,71711,822Jul 29, 2026, 04:09 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 27, 2026Sale$24.166,214150,16021,711Jul 29, 2026, 04:09 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 27, 2026Sale$24.161,35732,79138,046Jul 29, 2026, 04:09 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 27, 2026Sale$24.161,15327,86232,339Jul 29, 2026, 04:09 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 27, 2026Sale$24.162786,71711,822Jul 29, 2026, 04:09 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 14, 2026Sale$22.9255012,60621,479Jul 16, 2026, 04:16 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 14, 2026Sale$22.921,35731,10239,353Jul 16, 2026, 04:16 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 14, 2026Sale$22.921,15326,42733,449Jul 16, 2026, 04:16 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 14, 2026Sale$22.922786,37212,090Jul 16, 2026, 04:16 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 14, 2026Sale$22.922786,37212,090Jul 16, 2026, 04:16 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 14, 2026Sale$22.922786,37212,090Jul 16, 2026, 04:16 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 14, 2026Option/RSU Exercise$2.395501,31522,029Jul 16, 2026, 04:16 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 14, 2026Sale$22.922786,37212,090Jul 16, 2026, 04:16 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 01, 2026Sale$24.292786,75312,368Jul 06, 2026, 04:25 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 01, 2026Sale$24.292786,75312,368Jul 06, 2026, 04:25 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 01, 2026Option/RSU Exercise$2.396,21414,85127,693Jul 06, 2026, 04:25 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 01, 2026Sale$24.292786,75312,368Jul 06, 2026, 04:25 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 01, 2026Sale$24.296,214150,93821,479Jul 06, 2026, 04:25 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 01, 2026Sale$24.291,35732,96240,710Jul 06, 2026, 04:25 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 01, 2026Sale$24.291,15328,00634,602Jul 06, 2026, 04:25 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJul 01, 2026Sale$24.292786,75312,368Jul 06, 2026, 04:25 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJun 15, 2026Sale$20.6655011,36321,479Jun 17, 2026, 05:39 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJun 15, 2026Sale$20.661,35728,03642,067Jun 17, 2026, 05:39 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJun 15, 2026Sale$20.661,15323,82135,755Jun 17, 2026, 05:39 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJun 15, 2026Sale$20.662785,74312,646Jun 17, 2026, 05:39 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJun 15, 2026Sale$20.662785,74312,646Jun 17, 2026, 05:39 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJun 15, 2026Sale$20.662785,74312,646Jun 17, 2026, 05:39 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJun 15, 2026Option/RSU Exercise$2.395501,31522,029Jun 17, 2026, 05:39 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJun 15, 2026Sale$20.662785,74312,646Jun 17, 2026, 05:39 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJun 01, 2026Sale$20.862785,7981,668Jun 03, 2026, 04:15 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJun 01, 2026Sale$20.862785,7981,668Jun 03, 2026, 04:15 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJun 01, 2026Option/RSU Exercise$2.396,21414,85127,693Jun 03, 2026, 04:15 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJun 01, 2026Sale$20.862785,7981,668Jun 03, 2026, 04:15 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJun 01, 2026Sale$20.866,214129,60521,479Jun 03, 2026, 04:15 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJun 01, 2026Sale$20.861,35728,30343,424Jun 03, 2026, 04:15 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJun 01, 2026Sale$20.861,15324,04836,908Jun 03, 2026, 04:15 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerJun 01, 2026Sale$20.862785,7981,668Jun 03, 2026, 04:15 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 21, 2026Sale$20.201,03520,90344,781May 22, 2026, 04:12 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 21, 2026Sale$20.2088017,77238,061May 22, 2026, 04:12 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 20, 2026Sale$20.00661,3202,158May 22, 2026, 04:12 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 20, 2026Option/RSU Exercise$2.3913031121,609May 22, 2026, 04:12 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 21, 2026Sale$20.202124,2821,946May 22, 2026, 04:12 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 20, 2026Sale$20.00661,3202,158May 22, 2026, 04:12 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 20, 2026Sale$20.001302,60021,479May 22, 2026, 04:12 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 21, 2026Sale$20.202124,2821,946May 22, 2026, 04:12 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 20, 2026Sale$20.003226,44145,816May 22, 2026, 04:12 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 20, 2026Sale$20.002735,46138,941May 22, 2026, 04:12 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 21, 2026Sale$20.202124,2821,946May 22, 2026, 04:12 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 21, 2026Option/RSU Exercise$2.394201,00421,899May 22, 2026, 04:12 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 20, 2026Sale$20.00661,3202,158May 22, 2026, 04:12 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 21, 2026Sale$20.202124,2821,946May 22, 2026, 04:12 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 21, 2026Sale$20.204208,48221,479May 22, 2026, 04:12 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 20, 2026Sale$20.00661,3202,158May 22, 2026, 04:12 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 07, 2026Sale$22.151,35730,06346,336May 11, 2026, 04:06 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 07, 2026Sale$22.151,15325,54339,382May 11, 2026, 04:06 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 07, 2026Sale$22.152786,1592,265May 11, 2026, 04:06 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 07, 2026Sale$22.152786,1592,265May 11, 2026, 04:06 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 07, 2026Sale$22.152786,1592,265May 11, 2026, 04:06 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 07, 2026Option/RSU Exercise$2.396,21414,85127,693May 11, 2026, 04:06 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 07, 2026Sale$22.152786,1592,265May 11, 2026, 04:06 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMay 07, 2026Sale$22.156,214137,66322,385May 11, 2026, 04:06 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerApr 21, 2026Sale$25.102786,9772,502Apr 23, 2026, 04:16 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerApr 21, 2026Option/RSU Exercise$2.395501,31522,029Apr 23, 2026, 04:16 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerApr 21, 2026Sale$25.102786,9772,502Apr 23, 2026, 04:16 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerApr 21, 2026Sale$25.1055013,80421,479Apr 23, 2026, 04:16 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerApr 21, 2026Sale$25.101,35734,05847,495Apr 23, 2026, 04:16 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerApr 21, 2026Sale$25.101,15328,93840,367Apr 23, 2026, 04:16 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerApr 21, 2026Sale$25.102786,9772,502Apr 23, 2026, 04:16 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerApr 21, 2026Sale$25.102786,9772,502Apr 23, 2026, 04:16 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerApr 06, 2026Sale$25.031,35733,96648,852Apr 08, 2026, 04:34 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerApr 06, 2026Sale$25.031,15328,86041,520Apr 08, 2026, 04:34 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerApr 06, 2026Sale$25.032786,9582,780Apr 08, 2026, 04:34 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerApr 06, 2026Sale$25.032786,9582,780Apr 08, 2026, 04:34 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerApr 06, 2026Sale$25.032786,9582,780Apr 08, 2026, 04:34 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerApr 06, 2026Option/RSU Exercise$2.396,21414,85127,693Apr 08, 2026, 04:34 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerApr 06, 2026Sale$25.032786,9582,780Apr 08, 2026, 04:34 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerApr 06, 2026Sale$25.036,214155,53621,479Apr 08, 2026, 04:34 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMar 26, 2026Sale$25.552787,1033,058Mar 30, 2026, 06:29 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMar 26, 2026Option/RSU Exercise$2.395501,31522,029Mar 30, 2026, 06:29 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMar 26, 2026Sale$25.552787,1033,058Mar 30, 2026, 06:29 PM
CSTLCASTLE BIOSCIENCES INCDerek J. MaetzoldPres. & Chief Exec. OfficerMar 26, 2026Sale$25.5555014,05321,479Mar 30, 2026, 06:29 PM

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