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CIK 0001447362 · Accelerated filer

CASTLE BIOSCIENCES INC

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Ticker
CSTL
Exchange
Nasdaq
Industry
Services-Medical Laboratories
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
770701774
Phone
866-788-9007
Business address
1500 W. PARKWOOD AVE., SUITE 400, FRIENDSWOOD, TX, 77546
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$5,877,844
in 19 filings, $4.9M under 10b5-1 plans

Net −$5,877,844. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. MAETZOLD DEREK J −$3.1M Pres. & Chief Exec. Officer sold 98% of stake
  2. Juvenal Tobin W −$1.7M Chief Commercial Officer sold 60% of stake
  3. Oelschlager Kristen M −$1.1M Chief Operating Officer sold 71% of stake

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2023-02-13 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −75 $26.26 $2K 23,703
2023-02-13 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −76 $26.26 $2K 23,704
2023-02-13 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −76 $26.26 $2K 23,703
2023-02-13 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −76 $26.26 $2K 23,696
2023-02-10 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −2,489 $26.17 $65K 166,244
2023-02-10 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −1,244 $26.17 $33K 120,686
2023-02-10 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −1,244 $26.17 $33K 109,581
2023-02-10 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −621 $26.17 $16K 23,778
2023-02-10 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −621 $26.17 $16K 23,780
2023-02-10 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −622 $26.17 $16K 23,779
2023-02-10 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −621 $26.17 $16K 23,772
2023-02-02 BRADBURY DANIEL Director Sale −2,684 $28.55 $77K 184,959
2023-02-02 BRADBURY DANIEL Director Sale −895 $28.55 $26K 92,920
2023-02-02 BRADBURY DANIEL Director Sale −895 $28.55 $26K 92,945
2023-02-02 BRADBURY DANIEL Director Sale −420 $29.12 $12K 184,539
2023-02-02 BRADBURY DANIEL Director Sale −140 $29.12 $4K 92,780
2023-02-02 BRADBURY DANIEL Director Sale −140 $29.12 $4K 92,805
2023-02-01 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −2,795 $27.11 $76K 168,733
2023-02-01 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −1,398 $27.11 $38K 121,930
2023-02-01 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −1,398 $27.11 $38K 110,825

Page 68 of 84 · 1,675 trades