Form 4 Tracker
CASTLE BIOSCIENCES INC
CSTL

36 insider filings · Latest: Jun 16, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Aug 23, 2024Aug 23 9:17 PMDerek Maetzold
Proposed Sale
44,380$29.57$1.3M

View →

Nov 15, 2024Stokes Frank
Proposed Sale
6,923$31.48$217.9K

View →

← Previous

Page 4 of 4

Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Jun 15, 2026Jun 17 9:39 PMDerek J MaetzoldDirector, Pres. & Chief Exec. Officer
Option Exercise
550$2.3991,881(D)

View →

Jun 1, 2026Jun 3 8:15 PMDerek J MaetzoldDirector, Pres. & Chief Exec. Officer
Option Exercise
6,214$2.3992,431(D)

View →

May 28, 2026Jun 1 8:48 PMTiffany OlsonDirector
Grant/Award
11,76611,766(D)

View →

May 28, 2026Jun 1 8:48 PMEllen GoldbergDirector
Grant/Award
11,76611,766(D)

View →

May 28, 2026Jun 1 8:48 PMMiles HarrisonDirector
Grant/Award
11,76611,766(D)

View →

May 28, 2026Jun 1 8:47 PMRodney CottonDirector
Grant/Award
11,76611,766(D)

View →

May 28, 2026Jun 1 8:47 PMKim CapleDirector
Grant/Award
11,76611,766(D)

View →

May 28, 2026Jun 1 8:44 PMDaniel BradburyDirector
Grant/Award
11,76611,766(D)

View →

May 28, 2026Jun 1 8:43 PMBradley G ColeDirector
Grant/Award
11,76611,766(D)

View →

May 22, 2026May 27 8:20 PMBradley G ColeDirector
Option Exercise
13,6670(D)

View →

May 22, 2026May 27 8:18 PMDaniel BradburyDirector
Option Exercise
13,6670(D)

View →

May 22, 2026May 27 8:18 PMMiles HarrisonDirector
Option Exercise
13,6670(D)

View →

May 22, 2026May 27 8:17 PMTiffany OlsonDirector
Option Exercise
13,6670(D)

View →

May 22, 2026May 27 8:17 PMEllen GoldbergDirector
Option Exercise
13,6670(D)

View →

May 22, 2026May 27 8:16 PMKim CapleDirector
Option Exercise
13,6670(D)

View →

May 22, 2026May 27 8:16 PMRodney CottonDirector
Option Exercise
13,6670(D)

View →

May 21, 2026May 26 8:06 PMTobin W JuvenalChief Commercial Officer
Option Exercise
11,210$3.380(D)

View →

May 21, 2026May 22 8:12 PMDerek J MaetzoldDirector, Pres. & Chief Exec. Officer
Option Exercise
420$2.39204(D)

View →

May 20, 2026May 22 8:12 PMDerek J MaetzoldDirector, Pres. & Chief Exec. Officer
Option Exercise
130$2.39624(D)

View →

May 7, 2026May 11 8:06 PMDerek J MaetzoldDirector, Pres. & Chief Exec. Officer
Option Exercise
6,214$2.39754(D)

View →

Page 1 of 2

Next →