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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
2023-12-14 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −1,015 $20.86 $21K 12,867
2023-12-14 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −1,019 $20.86 $21K 12,866
2023-12-14 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −1,019 $20.86 $21K 12,867
2023-12-14 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −1,019 $20.86 $21K 12,860
2023-12-14 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −286 $21.70 $6K 117,866
2023-12-14 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −91 $21.70 $2K 95,372
2023-12-14 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −91 $21.70 $2K 84,267
2023-12-14 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −33 $21.70 $716 12,834
2023-12-14 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −33 $21.70 $716 12,833
2023-12-14 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −33 $21.70 $716 12,834
2023-12-14 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −33 $21.70 $716 12,827
2023-12-13 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −3,652 $20.21 $74K 127,018
2023-12-13 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −1,151 $20.21 $23K 98,258
2023-12-13 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −1,151 $20.21 $23K 87,153
2023-12-13 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −421 $20.21 $9K 13,882
2023-12-13 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −419 $20.21 $8K 13,885
2023-12-13 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −419 $20.21 $8K 13,886
2023-12-13 MAETZOLD DEREK J Pres. & Chief Exec. Officer Sale 10b5-1 −419 $20.21 $8K 13,879
2023-12-13 BRADBURY DANIEL Director Sale 10b5-1 −370 $20.04 $7K 72,088
2023-12-13 BRADBURY DANIEL Director Sale 10b5-1 −399 $20.04 $8K 49,796

Page 51 of 84 · 1,675 trades