InsiderTrades

Form 4 for CSTL CASTLE BIOSCIENCES INC

Accepted 2024-03-06 00:00:00 ET · period of report 2024-03-04 · accession 0001447362-24-000021 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2024-03-06 2024-03-05 CSTL MAETZOLD DEREK J Pres, Chief Exec. Off, Dir M - OptEx $3.72 +10.7K 78.6K +16% +$39.8K
D 2024-03-06 2024-03-05 CSTL MAETZOLD DEREK J Pres, Chief Exec. Off, Dir S - Sale+OE $21.41 -4,131 74.5K -5% -$88.4K
D 2024-03-06 2024-03-05 CSTL MAETZOLD DEREK J Pres, Chief Exec. Off, Dir M - OptEx $3.72 -10.7K 0 -100% -$39.8K
D 2024-03-06 2024-03-04 CSTL MAETZOLD DEREK J Pres, Chief Exec. Off, Dir A - Grant $0.00 +124.4K 124.4K New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2024-03-05 M A 10,686 $3.72 78,604 D — —
2 Common Common Stock 2024-03-05 S D 4,131 $21.41 74,473 D — —
3 Derivative Stock option (right to buy) 2024-03-05 M D 10,686 $3.72 0 D $3.72 · — to 2024-03-26 10,686 Common Stock (F10) The shares subject to the option are fully vested.
4 Derivative Restricted Stock Units 2024-03-04 A A 124,437 $0.00 124,437 D — · — to — 124,437 Common Stock (F8) Each Restricted Stock Unit ("RSU") represents the right to receive one share of the Issuer's Common Stock. (F9) The RSU's vest in four equal annual installments beginning on March 04, 2025.