CASTLE BIOSCIENCES INC (CSTL) — Insider Trading
Insider trading activity for CASTLE BIOSCIENCES INC sourced from SEC EDGAR Form 4 filings.
Overview
- Total insider trades: 162
- Last trade date: Oct 14, 2026
- Ticker: CSTL
Top Insiders
- Harrison Miles — 3 trades, buy: $0, sell: $0
- Olson Tiffany — 3 trades, buy: $0, sell: $0
- BRADBURY DANIEL — 3 trades, buy: $0, sell: $0
- Cotton Rodney — 5 trades, buy: $0, sell: $0
- Goldberg Ellen — 3 trades, buy: $0, sell: $0
Recent Trades
| Date | Insider | Ticker / Company |
Type | Shares | Value |
| Oct 12, 2026 |
Juvenal Tobin W |
CSTL CASTLE BIOSCIENCES INC |
SELL |
3,288 |
$111K |
| Oct 12, 2026 |
Tobin Juvenal |
CCSTL CASTLE BIOSCIENCES INC |
OTHER |
13,154 |
$431K |
| Oct 5, 2026 |
MAETZOLD DEREK J |
CSTL CASTLE BIOSCIENCES INC |
OTHER |
8,165 |
$0 |
| Oct 5, 2026 |
MAETZOLD DEREK J |
CSTL CASTLE BIOSCIENCES INC |
SELL |
2,718 |
$97K |
| Oct 5, 2026 |
MAETZOLD DEREK J |
CSTL CASTLE BIOSCIENCES INC |
SELL |
3,198 |
$114K |
| Oct 5, 2026 |
MAETZOLD DEREK J |
CSTL CASTLE BIOSCIENCES INC |
SELL |
8,580 |
$305K |
| Oct 5, 2026 |
MAETZOLD DEREK J |
CSTL CASTLE BIOSCIENCES INC |
OTHER |
8,165 |
$20K |
| Oct 1, 2026 |
Oelschlager Kristen M |
CSTL CASTLE BIOSCIENCES INC |
OTHER |
4,153 |
$0 |
| Oct 1, 2026 |
Oelschlager Kristen M |
CSTL CASTLE BIOSCIENCES INC |
SELL |
1,346 |
$49K |
| Oct 1, 2026 |
Oelschlager Kristen M |
CSTL CASTLE BIOSCIENCES INC |
SELL |
2,807 |
$100K |
| Oct 1, 2026 |
Oelschlager Kristen M |
CSTL CASTLE BIOSCIENCES INC |
OTHER |
4,153 |
$14K |
| Sep 30, 2026 |
Juvenal Tobin W |
CSTL CASTLE BIOSCIENCES INC |
SELL |
1,034 |
$35K |
| Sep 29, 2026 |
Juvenal Tobin W |
CSTL CASTLE BIOSCIENCES INC |
SELL |
5,543 |
$197K |
| Sep 21, 2026 |
MAETZOLD DEREK J |
CSTL CASTLE BIOSCIENCES INC |
OTHER |
8,580 |
N/A |
| Sep 21, 2026 |
MAETZOLD DEREK J |
CSTL CASTLE BIOSCIENCES INC |
SELL |
2,718 |
$96K |
| Sep 21, 2026 |
MAETZOLD DEREK J |
CSTL CASTLE BIOSCIENCES INC |
SELL |
3,198 |
$113K |
| Sep 21, 2026 |
MAETZOLD DEREK J |
CSTL CASTLE BIOSCIENCES INC |
SELL |
8,580 |
$303K |
| Sep 21, 2026 |
MAETZOLD DEREK J |
CSTL CASTLE BIOSCIENCES INC |
OTHER |
8,580 |
$21K |
| Sep 15, 2026 |
Juvenal Tobin W |
CSTL CASTLE BIOSCIENCES INC |
SELL |
3,294 |
$116K |
| Sep 14, 2026 |
Juvenal Tobin W |
CSTL CASTLE BIOSCIENCES INC |
SELL |
3,306 |
$107K |
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