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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
2023-04-12 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −969 $22.61 $22K 156,596
2023-04-12 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −484 $22.61 $11K 115,862
2023-04-12 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −484 $22.61 $11K 104,757
2023-04-12 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −242 $22.61 $5K 21,370
2023-04-12 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −242 $22.61 $5K 21,371
2023-04-12 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −242 $22.61 $5K 21,370
2023-04-12 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −242 $22.61 $5K 21,363
2023-04-05 BRADBURY DANIEL Director Sale 10b5-1 −4,260 $22.20 $95K 154,539
2023-04-05 BRADBURY DANIEL Director Sale 10b5-1 −1,420 $22.20 $32K 82,780
2023-04-05 BRADBURY DANIEL Director Sale 10b5-1 −1,420 $22.20 $32K 82,805
2023-04-04 Stokes Frank Chief Financial Officer Option exercise +4,000 $3.38 $14K 23,419
2023-04-04 Stokes Frank Chief Financial Officer Option exercise · Stock option (right to buy) −4,000 18,712
2023-04-04 BRADBURY DANIEL Director Sale 10b5-1 −4,560 $22.19 $101K 158,799
2023-04-04 BRADBURY DANIEL Director Sale 10b5-1 −1,520 $22.19 $34K 84,200
2023-04-04 BRADBURY DANIEL Director Sale 10b5-1 −1,520 $22.19 $34K 84,225
2023-04-04 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −401 $22.10 $9K 157,565
2023-04-04 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −200 $22.10 $4K 116,346
2023-04-04 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −200 $22.10 $4K 105,241
2023-04-04 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −101 $22.10 $2K 21,612
2023-04-04 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −100 $22.10 $2K 21,613

Page 65 of 84 · 1,675 trades