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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
2022-12-10 Stokes Frank Chief Financial Officer Option exercise · Restricted Stock Units −6,170 18,509
2022-12-10 Oelschlager Kristen M Chief Operating Officer Option exercise +1,750 107,900
2022-12-10 Oelschlager Kristen M Chief Operating Officer Shares withheld for taxes −516 $22.32 $12K 107,384
2022-12-10 Oelschlager Kristen M Chief Operating Officer Option exercise +6,170 113,554
2022-12-10 Oelschlager Kristen M Chief Operating Officer Shares withheld for taxes −1,818 $22.32 $41K 111,736
2022-12-10 Oelschlager Kristen M Chief Operating Officer Option exercise · Restricted Stock Units −1,750 3,500
2022-12-10 Oelschlager Kristen M Chief Operating Officer Option exercise · Restricted Stock Units −6,170 18,509
2022-12-10 MAETZOLD DEREK J Pres. & Chief Exec. Officer Option exercise +5,362 300,085
2022-12-10 MAETZOLD DEREK J Pres. & Chief Exec. Officer Shares withheld for taxes −2,110 $22.32 $47K 297,975
2022-12-10 MAETZOLD DEREK J Pres. & Chief Exec. Officer Option exercise +15,425 313,400
2022-12-10 MAETZOLD DEREK J Pres. & Chief Exec. Officer Shares withheld for taxes −4,205 $22.32 $94K 309,195
2022-12-10 MAETZOLD DEREK J Pres. & Chief Exec. Officer Option exercise · Restricted Stock Units −5,362 10,725
2022-12-10 MAETZOLD DEREK J Pres. & Chief Exec. Officer Option exercise · Restricted Stock Units −15,425 46,273
2022-12-10 Juvenal Tobin W Chief Commercial Officer Option exercise +1,750 10,799
2022-12-10 Juvenal Tobin W Chief Commercial Officer Shares withheld for taxes −427 $22.32 $10K 10,372
2022-12-10 Juvenal Tobin W Chief Commercial Officer Option exercise +6,170 16,542
2022-12-10 Juvenal Tobin W Chief Commercial Officer Shares withheld for taxes −1,503 $22.32 $34K 15,039
2022-12-10 Juvenal Tobin W Chief Commercial Officer Option exercise · Restricted Stock Units −1,750 3,500
2022-12-10 Juvenal Tobin W Chief Commercial Officer Option exercise · Restricted Stock Units −6,170 18,509
2022-12-09 Stokes Frank Chief Financial Officer Grant or award · Restricted Stock Units +58,467 58,467

Page 71 of 84 · 1,675 trades