Oelschlager Kristen M Insider Trading -- Recent SEC Form 4 Transactions
Oelschlager Kristen M (CIK 1856565) reported 31 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-10-05). Recent activity: Buy CSTL (4,153 shares), Sell CSTL (2,807 shares), Sell CSTL (1,346 shares), Buy CSTL (4,152 shares), Sell CSTL (3,952 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-10-05 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Buy | 4,153 | $14,037 |
| 2026-10-05 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 2,807 | $100,350 |
| 2026-10-05 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 1,346 | $48,967 |
| 2026-09-03 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Buy | 4,152 | $14,034 |
| 2026-09-03 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 3,952 | $131,839 |
| 2026-09-03 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 200 | $6,804 |
| 2026-08-26 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 12,218 | $411,588 |
| 2026-08-26 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 7,161 | $245,357 |
| 2026-08-26 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 5,223 | $180,919 |
| 2026-08-05 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 3,000 | $87,360 |
| 2026-08-05 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 4,486 | $134,580 |
| 2026-08-05 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 1,100 | $33,682 |
| 2026-07-06 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 8,186 | $199,738 |
| 2026-07-06 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 400 | $9,912 |
| 2026-06-18 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 8,587 | $177,837 |
| 2026-03-05 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 2,427 | $66,912 |
| 2026-03-05 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Buy | 25,771 | $0 |
| 2026-03-05 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 6,792 | $191,331 |
| 2026-01-14 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Buy | 9,207 | $0 |
| 2025-12-19 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 14,888 | $585,247 |
| 2025-12-11 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Buy | 15,961 | $0 |
| 2025-12-11 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 4,691 | $179,431 |
| 2025-12-11 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Buy | 6,170 | $0 |
| 2025-12-11 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 2,552 | $97,027 |
| 2025-11-13 | CASTLE BIOSCIENCES INC (CSTL) | Chief Operating Officer | Sell | 18,932 | $664,513 |
Source: SEC Form 4 filings · as of 2026-10-05