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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
2023-03-06 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −1,396 $24.71 $34K 119,138
2023-03-06 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −1,396 $24.71 $34K 108,033
2023-03-06 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −697 $24.71 $17K 23,006
2023-03-06 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −697 $24.71 $17K 23,007
2023-03-06 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −697 $24.71 $17K 23,006
2023-03-06 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −697 $24.71 $17K 22,999
2023-03-03 BRADBURY DANIEL Director Sale −8,191 $24.53 $201K 169,539
2023-03-03 BRADBURY DANIEL Director Sale −2,730 $24.53 $67K 87,780
2023-03-03 BRADBURY DANIEL Director Sale −2,730 $24.53 $67K 87,805
2023-03-02 BRADBURY DANIEL Director Sale −4,559 $23.16 $106K 179,980
2023-03-02 BRADBURY DANIEL Director Sale −1,520 $23.16 $35K 91,260
2023-03-02 BRADBURY DANIEL Director Sale −1,519 $23.16 $35K 91,286
2023-03-02 BRADBURY DANIEL Director Sale −2,250 $23.58 $53K 177,730
2023-03-02 BRADBURY DANIEL Director Sale −750 $23.58 $18K 90,510
2023-03-02 BRADBURY DANIEL Director Sale −751 $23.58 $18K 90,535
2023-03-01 Juvenal Tobin W Chief Commercial Officer Option exercise +6,173 $2.39 $15K 22,092
2023-03-01 Juvenal Tobin W Chief Commercial Officer Option exercise · Stock option (right to buy) −6,173 3,301
2023-02-13 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −303 $26.26 $8K 165,941
2023-02-13 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −152 $26.26 $4K 120,534
2023-02-13 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale −152 $26.26 $4K 109,429

Page 67 of 84 · 1,675 trades