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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
2022-12-09 Oelschlager Kristen M Chief Operating Officer Grant or award · Restricted Stock Units +63,844 63,844
2022-12-09 MAETZOLD DEREK J Pres. & Chief Exec. Officer Grant or award · Restricted Stock Units +133,983 133,983
2022-12-09 Juvenal Tobin W Chief Commercial Officer Grant or award · Restricted Stock Units +63,844 63,844
2022-12-05 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −3,833 $24.79 $95K 294,723
2022-12-05 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −1,875 $24.79 $46K 127,078
2022-12-05 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −1,750 $24.79 $43K 115,724
2022-12-05 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −375 $24.79 $9K 25,848
2022-12-05 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −375 $24.79 $9K 25,847
2022-12-05 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −375 $24.79 $9K 25,847
2022-12-05 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −375 $24.79 $9K 25,843
2022-12-01 MAETZOLD DEREK J Pres. & Chief Exec. Officer Option exercise +10,000 $3.72 $37K 298,556
2022-12-01 MAETZOLD DEREK J Pres. & Chief Exec. Officer Option exercise · Stock option (right to buy) −10,000 10,686
2022-12-01 BRADBURY DANIEL Director Sale −7,704 $23.95 $185K 207,243
2022-11-29 Olson Tiffany Director Purchase +1,162 $21.50 $25K 2,968
2022-11-22 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −964 $20.51 $20K 288,556
2022-11-22 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −472 $20.51 $10K 128,953
2022-11-22 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −440 $20.51 $9K 117,474
2022-11-22 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −96 $20.51 $2K 26,223
2022-11-22 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −94 $20.51 $2K 26,222
2022-11-22 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −94 $20.51 $2K 26,222

Page 72 of 84 · 1,675 trades