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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001447362-23-000188
Filing Date
2023-12-20
Accepted
2023-12-20 16:46:26
Documents
1
Period of Report
2023-12-18

Document Format Files

Seq Description Document Type Size
1 FORM 4 wk-form4_1703108767.html 4  
1 FORM 4 wk-form4_1703108767.xml 4 27827
  Complete submission text file 0001447362-23-000188.txt   29330
Mailing Address 820 S. FRIENDSWOOD DRIVE SUITE 201 FRIENDSWOOD TX 77546
Business Address
MAETZOLD DEREK J (Reporting) CIK: 0001239501 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-38984 | Film No.: 231501854

Mailing Address 505 S FRIENDSWOOD DRIVE SUITE 401 FRIENDSWOOD TX 77546
Business Address 505 S FRIENDSWOOD DRIVE SUITE 401 FRIENDSWOOD TX 77546 866-788-9007
CASTLE BIOSCIENCES INC (Issuer) CIK: 0001447362 (see all company filings)

IRS No.: 770701774 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 8071 Services-Medical Laboratories
(CF Office: 08 Industrial Applications and Services)