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$CSTL All transactions

CASTLE BIOSCIENCES INC

M

$ Value

$0

Shares

66,991

Price

$0

Filed

Aug 12

Insider

Name

MAETZOLD DEREK J

Title

Pres. & Chief Exec. Officer

CIK

0001239501

Roles

Director Officer

Transaction Details

Transaction Date

2025-08-08

Code

M

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

136,674

Footnotes

Reflects the transfers on July 11, 2025, of 36,907 shares of common stock from DJM Grantor Annuity Trust No. 5 and 7,416 shares of common stock from DJM Grantor Annuity Trust No. 6 to the Reporting Person's direct holdings, and the transfer on July 14, 2025, of 44,323 shares of common stock from the Reporting Person's direct holdings to DJM Grantor Annuity Trust No. 7. | Held by The Maetzold Descendants 2020 Trust of which the Reporting Person's spouse is the trustee and the Reporting Person's spouse and their children are beneficiaries. | Held by Derek Maetzold 2020 Irrevocable Trust of which the Reporting Person is the trustee and his children are beneficiaries. | Held by The Maetzold 2018 Remainder Trust FBO Emily Carol Kirk of which the Reporting Person is the trustee and his child is the beneficiary. | Held by The Maetzold 2018 Remainder Trust FBO Hannah Elizabeth Maetzold of which the Reporting Person is the trustee and his child is the beneficiary. | Held by The Maetzold 2018 Remainder Trust FBO John Derek Maetzold of which the Reporting Person is the trustee and his child is the beneficiary. | Held by The Maetzold 2018 Remainder Trust FBO Peter Douglas Maetzold of which the Reporting Person is the trustee and his child is the beneficiary. | Held by DJM Grantor Retained Annuity Trust No. 5 of which the Reporting Person is the trustee and beneficiary. | Held by DJM Grantor Retained Annuity Trust No. 6 of which the Reporting Person is the trustee and the beneficiaries are The Maetzold 2018 Remainder Trust FBO John Derek Maetzold, The Maetzold 2018 Remainder Trust FBO Emily Carol Kirk, The Maetzold 2018 Remainder Trust FBO Peter Douglas Maetzold and The Maetzold 2018 Remainder Trust FBO Hannah Elizabeth Maetzold. | Held by DJM Grantor Retained Annuity Trust No. 7 of which the Reporting Person is the trustee and beneficiary. | Each Performance-Based Stock Unit ("PSU") represents the right to receive one share of the Issuer's Common Stock. These PSUs represent the remaining 50% of the PSUs granted on December 23, 2022, which were all subject to time-based vesting and vested in full on the one-year anniversary of August 9, 2024.

Filing Info

Accession No.

0001239501-25-000003

Form Type

4

Issuer CIK

0001447362

MAETZOLD DEREK J's History

Date Ticker Type Value
2026-04-21 CSTL M $1K
2026-04-21 CSTL $14K
2026-04-21 CSTL $34K
2026-04-21 CSTL $29K
2026-04-21 CSTL $7K
2026-04-21 CSTL $7K
2026-04-21 CSTL $7K
2026-04-21 CSTL $7K
2026-04-21 CSTL M $0
2026-04-06 CSTL M $15K

Other Insiders at CSTL (90d)

Insider Bought Sold Last
MAETZOLD DEREK J
Pres. & Chief Exec. Officer
$616K 2026-04-21
Cole G Bradley $211K 2026-03-05
Stokes Frank
Chief Financial Officer
$360K 2026-03-05
Juvenal Tobin W
Chief Commercial Officer
2026-03-04
Oelschlager Kristen M
Chief Operating Officer
2026-03-04
Cotton Rodney 2026-03-26