Home/Filings/4/0001628280-25-056631
4//SEC Filing

MAETZOLD DEREK J 4

Accession 0001628280-25-056631

CIK 0001447362other

Filed

Dec 10, 7:00 PM ET

Accepted

Dec 11, 6:48 PM ET

Size

21.9 KB

Accession

0001628280-25-056631

Insider Transaction Report

Form 4
Period: 2025-12-09
MAETZOLD DEREK J
DirectorPres. & Chief Exec. Officer
Transactions
  • Exercise/Conversion

    Common Stock

    2025-12-09+33,49571,042 total
  • Tax Payment

    Common Stock

    2025-12-09$38.25/sh13,181$504,17357,861 total
  • Exercise/Conversion

    Common Stock

    2025-12-10+15,42473,285 total
  • Tax Payment

    Common Stock

    2025-12-10$38.02/sh6,070$230,78167,215 total
  • Exercise/Conversion

    Restricted Stock Units

    2025-12-0933,49533,496 total
    Common Stock (33,495 underlying)
  • Exercise/Conversion

    Restricted Stock Units

    2025-12-1015,4240 total
    Common Stock (15,424 underlying)
Holdings
  • Common Stock

    (indirect: By Trust)
    52,923
  • Common Stock

    (indirect: By Trust)
    44,986
  • Common Stock

    (indirect: By Trust)
    3,618
  • Common Stock

    (indirect: By Trust)
    3,615
  • Common Stock

    (indirect: By Trust)
    85,959
  • Common Stock

    (indirect: By Trust)
    18,718
  • Common Stock

    (indirect: By Trust)
    44,323
Footnotes (12)
  • [F1]Each Restricted Stock Unit ("RSU") represents the right to receive one share of the Issuer's Common Stock.
  • [F10]Held by DJM Grantor Retained Annuity Trust No. 7 of which the Reporting Person is the trustee and beneficiary.
  • [F11]On December 9, 2022, the Reporting Person was granted 133,983 RSUs which vest in four equal installments beginning on December 9, 2023.
  • [F12]On December 10, 2021, the Reporting Person was granted 61,698 RSUs which vest in four equal installments beginning on December 10, 2022.
  • [F2]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.
  • [F3]Held by Derek Maetzold 2020 Irrevocable Trust of which the Reporting Person is the trustee and his children are beneficiaries.
  • [F4]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.
  • [F5]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.
  • [F6]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.
  • [F7]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.
  • [F8]Held by DJM Grantor Retained Annuity Trust No. 5 of which the Reporting Person is the trustee and beneficiary.
  • [F9]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.

Issuer

CASTLE BIOSCIENCES INC

CIK 0001447362

Entity typeother

Related Parties

1
  • filerCIK 0001239501

Filing Metadata

Form type
4
Filed
Dec 10, 7:00 PM ET
Accepted
Dec 11, 6:48 PM ET
Size
21.9 KB