Form 4: Castle Biosciences COO Sells Shares
Insider Transaction (Form 4)
Kristen M Oelschlager, Chief Operating Officer of Castle Biosciences Inc, sold 24,602 shares of common stock on August 24, 2026.
Summary
- Open-market sale: disposed of 12,218 Common Stock at $33.69 ($411,588) on August 24, 2026; holds 85,033 after (Indirect).
- Open-market sale: disposed of 7,161 Common Stock at $34.26 ($245,357) on August 25, 2026; holds 77,872 after (Indirect).
- Open-market sale: disposed of 5,223 Common Stock at $34.64 ($180,920) on August 25, 2026; holds 72,649 after (Indirect).
Sentiment
Score: 4
Explanation: StockSavvy.ai views this as a mildly negative signal: an insider sold $837,865 of stock on the open market.
Insider Transactions
Kristen M Oelschlager — Officer (Chief Operating Officer)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-08-24 | Open-market sale | Common Stock | 12,218 | $34 | $411.6K | 85,033 |
| 2026-08-25 | Open-market sale | Common Stock | 7,161 | $34 | $245.4K | 77,872 |
| 2026-08-25 | Open-market sale | Common Stock | 5,223 | $35 | $180.9K | 72,649 |
Key Dates
| Date | Description |
|---|---|
| 2026-08-24 | Open-market sale (12,218 shares) |
| 2026-08-25 | Open-market sale (7,161 shares) |
| 2026-08-25 | Open-market sale (5,223 shares) |
Keywords
insider transaction, Form 4, CSTL, CASTLE BIOSCIENCES INC, bearish, Kristen M Oelschlager
Disclaimer:The information provided here is for general informational purposes only and does not constitute financial advice, recommendation, or endorsement of any kind. It may contain errors or omissions. You should not rely on this information to make financial decisions. Always seek the advice of a qualified financial professional before making any investment or financial decisions. Use of this information is at your own risk.