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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
2023-12-22 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −78 $21.96 $2K 11,889
2023-12-22 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −78 $21.96 $2K 11,884
2023-12-21 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −10,999 $21.40 $235K 86,518
2023-12-21 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −448 $21.40 $10K 92,999
2023-12-21 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −448 $21.40 $10K 81,894
2023-12-21 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −164 $21.40 $4K 11,970
2023-12-21 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −163 $21.40 $3K 11,968
2023-12-21 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −163 $21.40 $3K 11,967
2023-12-21 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −163 $21.40 $3K 11,962
2023-12-20 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −5,201 $21.05 $109K 97,517
2023-12-20 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −212 $21.05 $4K 93,447
2023-12-20 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −212 $21.05 $4K 82,342
2023-12-20 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −77 $21.05 $2K 12,134
2023-12-20 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −77 $21.05 $2K 12,131
2023-12-20 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −78 $21.05 $2K 12,130
2023-12-20 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −77 $21.05 $2K 12,125
2023-12-19 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −5,719 $20.84 $119K 102,718
2023-12-19 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −958 $20.84 $20K 93,659
2023-12-19 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −958 $20.84 $20K 82,554
2023-12-19 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −348 $20.84 $7K 12,211

Page 49 of 84 · 1,675 trades