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CASTLE BIOSCIENCES INC — insider transactions

21 transactions on record · CSTL · CIK 1447362

Aggregates

computed from the filings below
Purchases, 12m
0
count of open-market buys
Sales, 12m
21
count of open-market sales
Buy / sell ratio, 12m
0.00
purchases per sale
Distinct insiders, 12m
3
Bought, 3m
$0
Sold, 3m
$1.5M
Median disclosure lag
2.0 d
trade date to filing date
Largest single trade, 24m
$411.6K
2026-08-24
Director share, 12m
76.2%
of transactions where role is stated
Current run
21 sells
consecutive same-direction transactions
Net 3m flow
-$1.5M
purchases minus sales
Total on record
21

Transactions

21 most recent shown
DisclosedTradedLag, dInsiderRoleTransactionSharesPriceValueSource
2026-08-272026-08-252Juvenal Tobin WChief Commercial OfficerOpen market sale9,050$35.04$317.1Kfiling
2026-08-262026-08-251Oelschlager Kristen MChief Operating OfficerOpen market sale5,223$34.64$180.9Kfiling
2026-08-262026-08-251Oelschlager Kristen MChief Operating OfficerOpen market sale7,161$34.26$245.4Kfiling
2026-08-262026-08-242Oelschlager Kristen MChief Operating OfficerOpen market sale12,218$33.69$411.6Kfiling
2026-08-192026-08-172Juvenal Tobin WChief Commercial OfficerOpen market sale1,730$29.59$51.2Kfiling
2026-07-292026-07-272MAETZOLD DEREK JDirector, Pres. & Chief Exec. OfficerExercise of derivative6,214$2.39$14.9Kfiling
2026-07-292026-07-272MAETZOLD DEREK JDirector, Pres. & Chief Exec. OfficerOpen market sale268$24.13$6.5Kfiling
2026-07-292026-07-272MAETZOLD DEREK JDirector, Pres. & Chief Exec. OfficerOpen market sale232$25.06$5.8Kfiling
2026-07-292026-07-272MAETZOLD DEREK JDirector, Pres. & Chief Exec. OfficerOpen market sale10$25.06$250.6filing
2026-07-292026-07-272MAETZOLD DEREK JDirector, Pres. & Chief Exec. OfficerOpen market sale1,307$24.13$31.5Kfiling
2026-07-292026-07-272MAETZOLD DEREK JDirector, Pres. & Chief Exec. OfficerOpen market sale268$24.13$6.5Kfiling
2026-07-292026-07-272MAETZOLD DEREK JDirector, Pres. & Chief Exec. OfficerOpen market sale43$25.06$1.1Kfiling
2026-07-292026-07-272MAETZOLD DEREK JDirector, Pres. & Chief Exec. OfficerOpen market sale10$25.06$250.6filing
2026-07-292026-07-272MAETZOLD DEREK JDirector, Pres. & Chief Exec. OfficerOpen market sale1,110$24.13$26.8Kfiling
2026-07-292026-07-272MAETZOLD DEREK JDirector, Pres. & Chief Exec. OfficerOpen market sale268$24.13$6.5Kfiling
2026-07-292026-07-272MAETZOLD DEREK JDirector, Pres. & Chief Exec. OfficerOpen market sale10$25.06$250.6filing
2026-07-292026-07-272MAETZOLD DEREK JDirector, Pres. & Chief Exec. OfficerExercise of derivative6,214$0.00—filing
2026-07-292026-07-272MAETZOLD DEREK JDirector, Pres. & Chief Exec. OfficerOpen market sale5,982$24.13$144.3Kfiling
2026-07-292026-07-272MAETZOLD DEREK JDirector, Pres. & Chief Exec. OfficerOpen market sale268$24.13$6.5Kfiling
2026-07-292026-07-272MAETZOLD DEREK JDirector, Pres. & Chief Exec. OfficerOpen market sale50$25.06$1.3Kfiling
2026-07-292026-07-272MAETZOLD DEREK JDirector, Pres. & Chief Exec. OfficerOpen market sale10$25.06$250.6filing

Source: U.S. Securities and Exchange Commission, EDGAR

CASTLE BIOSCIENCES INC insider transactions — 21 filings on record — investment.com