CSTL Sale Disclosure
Maetzold Derek J · SEC Form 4 · Filed Nov 4, 2026
Sale
Calculated transaction value
$14.06K
Maetzold Derek J Pres. & Chief Exec. Officer
CSTL
Castle Biosciences
CSTL
Transaction date
Nov 2, 2026
Public filing date
Nov 4, 2026
Filing lag
Filed 2 days later
CSTL daily price context
Close on/before transaction
$34.94
Nov 2, 2026
First close after public filing
$34.2
Nov 5, 2026
Return after filing · so far
-4.91%
Through Nov 6, 2026
Source details
- Reported owner
- Not disclosed
- Source asset code
- Security
- Security
- Common Stock
- Quantity / price
- 382 shares @ $36.81
- SEC ownership
- Indirect
- Transaction code
- S
- Form
- 4
- Filing identifier
- 0001628280-26-070131
Filing cohort
Transactions in this filing
Showing 6 of 6
Trades
6
Issuers
1
Estimated value
$523.33K
Buys / sales
0 / 6
| Issuer | Transaction | Traded | Value |
|---|---|---|---|
| Castle Biosciences Inc CSTL Current | Sale | Nov 2, 2026 | $14.06K |
| Castle Biosciences Inc CSTL | Sale | Nov 2, 2026 | $37.73K |
| Castle Biosciences Inc CSTL | Sale | Nov 2, 2026 | $272.02K |
| Castle Biosciences Inc CSTL | Sale | Nov 2, 2026 | $101.39K |
| Castle Biosciences Inc CSTL | Sale | Nov 2, 2026 | $86.16K |
| Castle Biosciences Inc CSTL | Sale | Nov 2, 2026 | $11.96K |