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CSTL Sale Disclosure
Juvenal Tobin W · SEC Form 4 · Filed Oct 1, 2026
Sale
Calculated transaction value
$35.36K
Juvenal Tobin W Chief Commercial Officer
CSTL
Castle Biosciences
CSTL
Transaction date
Sep 30, 2026
Public filing date
Oct 1, 2026
Filing lag
Filed 1 day later
CSTL daily price context
Close on/before transaction
$35.53
Sep 30, 2026
First close after public filing
$35.56
Oct 2, 2026
30-day return after filing
-1.74%
Through Nov 2, 2026
Source details
- Reported owner
- Not disclosed
- Source asset code
- Security
- Security
- Common Stock
- Quantity / price
- 1,034 shares @ $34.2
- SEC ownership
- Direct
- Transaction code
- S
- Form
- 4
- Filing identifier
- 0001628280-26-064267
Filing cohort
Transactions in this filing
Showing 2 of 2
Trades
2
Issuers
1
Estimated value
$232.13K
Buys / sales
0 / 2
| Issuer | Transaction | Traded | Value |
|---|---|---|---|
| Castle Biosciences Inc CSTL Current | Sale | Sep 30, 2026 | $35.36K |
| Castle Biosciences Inc CSTL | Sale | Sep 29, 2026 | $196.77K |