InsiderTrades

Form 4 for CSTL CASTLE BIOSCIENCES INC

Accepted 2024-06-04 00:00:00 ET · period of report 2024-05-23 · accession 0001447362-24-000100 · 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 2024-06-04 2024-05-23 CSTL Aspinall Mara G. Dir M - OptEx — +8,636 44.1K +24% —
D 2024-06-04 2024-05-23 CSTL Aspinall Mara G. Dir M - OptEx $0.00 -8,636 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2024-05-23 M A 8,636 — 44,139 D — — (F1) Each Restricted Stock Unit ("RSU") represents the right to receive one share of the Issuer's Common Stock.
2 Derivative Restricted Stock Units 2024-05-23 M D 8,636 $0.00 0 D — · — to — 8,636 Common Stock (F1) Each Restricted Stock Unit ("RSU") represents the right to receive one share of the Issuer's Common Stock. (F2) Each consists of a grant of restricted stock units awarded to the Reporting Person on May 25th, 2023 under the "Non Employee Director Compensation Policy". Each restricted stock unit represents a contingent right to receive one share of the Issuer's Common Stock. Subject to the Reporting Person's continuous service with the Issuer, shares will be issuable to the Reporting Person upon the settlement of the restricted stock unit award, which vests in full on the earlier of (a) the one-year anniversary of the date of grant and (b) the day immediately preceding the next Annual Meeting of Stockholders.