Castle Biosciences Inc

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Castle Biosciences Inc
CIK #0001447362
EDGAR Form CIK 2011 - 2026
10-K [0001447362]
10-Q [0001447362]
3 [0001447362]
4 [0001447362]
5 [0001447362]
8-K [0001447362]
D [0001447362]
SC 13D [0001447362]
SC 13G [0001447362]
Form 13D/13G Filer Form 13D/13G Subject Filed
RTW Investments LP Castle Biosciences Inc [2026-02-17]
Dimensional Fund Advisors LP Castle Biosciences Inc [2025-10-09]
Portolan Capital Management LLC Castle Biosciences Inc [2025-04-14]
Granahan Investment Management LLC Castle Biosciences Inc [2024-02-14]
Principal Global Investors Castle Biosciences Inc [2024-02-13]
Vanguard Group Inc Castle Biosciences Inc [2023-02-09]
BlackRock Inc Castle Biosciences Inc [2022-02-04]
Wasatch Advisors Inc Castle Biosciences Inc [2021-02-11]
Ark Investment Management LLC Castle Biosciences Inc [2021-02-10]
Maetzold Derek J Castle Biosciences Inc [2020-02-12]
View All
Form 3/4/5 Subject 2011 - 2026
Castle Biosciences Inc
Maetzold Derek J
Oelschlager Kristen M
Cole G Bradley
Olson Tiffany
Caple Kim
Goldberg Ellen
Harrison Miles
Bradbury Daniel
Cotton Rodney
Juvenal Tobin W
Stokes Frank
Aspinall Mara G
Spiess Bernhard E
Kabakoff David S
Cook Joseph C III
Anderson Bonnie H
Monzon Federico A
MGC Venture Partners 2013 GP LLC
MGC Venture Partners 2018 LP
MGC Venture Partners 2013 LP
MGC Venture Partners QP 2018 LP
MGC Venture Partners 2018 GP LLC
Kong Garheng
Sofinnova HealthQuest Partners LP
HealthQuest Venture Management LLC
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Castle Biosciences Inc CSTL
Common Stock
2026-03-26 Sell 550 $25.55 14,052
Castle Biosciences Inc CSTL
Common Stock
2026-03-26 Sell 1,153 $25.55 29,459
Castle Biosciences Inc CSTL
Common Stock
2026-03-26 Option exercise 5,329
Castle Biosciences Inc CSTL
Restricted Stock Units · derivative
2026-03-26 Option exercise 5,329 $0.00
Castle Biosciences Inc CSTL
Common Stock
2026-03-26 Sell 278 $25.55 7,103
Castle Biosciences Inc CSTL
Common Stock
2026-03-26 Option exercise 550 $2.39 1,314
Castle Biosciences Inc CSTL
Common Stock
2026-03-26 Sell 1,357 $25.55 34,671
Castle Biosciences Inc CSTL
Common Stock
2026-03-26 Sell 278 $25.55 7,103
Castle Biosciences Inc CSTL
Common Stock
2026-03-26 Sell 278 $25.55 7,103
Castle Biosciences Inc CSTL
Common Stock
2026-03-26 Sell 278 $25.55 7,103
Castle Biosciences Inc CSTL
Stock option (right to buy) · derivative
2026-03-26 Option exercise 550 $0.00
Castle Biosciences Inc CSTL
Common Stock
2026-03-18 Sell 650 $25.39 16,504
Castle Biosciences Inc CSTL
Common Stock
2026-03-17 Sell 18,650 $25.93 483,594
Castle Biosciences Inc CSTL
Common Stock
2026-03-16 Sell 17,449 $25.96 452,976
Castle Biosciences Inc CSTL
Common Stock
2026-03-16 Sell 126 $26.68 3,362
Castle Biosciences Inc CSTL
Common Stock
2026-03-13 Sell 13,204 $25.45 336,042
Castle Biosciences Inc CSTL
Common Stock
2026-03-12 Sell 23,179 $25.28 585,965
Castle Biosciences Inc CSTL
Common Stock
2026-03-12 Sell 20,863 $25.24 526,582
Castle Biosciences Inc CSTL
Common Stock
2026-03-11 Option exercise 6,226 $2.39 14,880
Castle Biosciences Inc CSTL
Common Stock
2026-03-11 Sell 282 $26.11 7,363
showing 20 of 200 most recent transactions
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