Disclosure timeline2 days from execution to publication · legal deadline 2 business days
Oct 5 executedOct 7, 2026 disclosed
CSTL · daily
Yahoo Finance chart API
▲Execution▼Disclosure●Material company filing●Other disclosed buy●Other disclosed sellUnofficial public endpoint; daily OHLCV, split-adjusted. Replace with a licensed feed for production.
Disclosed 2 business days after execution (deadline: 2)
Historical behavior+1 / 15
Routine: 7 prior trades recorded in this security
Frequency & clustering+5 / 15
1 other actor traded the same direction within 14 days
Market events0 / 10
No material company filing within 60 days after the trade
Pre-arranged plan-10
Executed under a Rule 10b5-1 trading plan
The Insider Score measures how far a disclosure deviates from normal filing patterns. A high score is a prompt for research, not evidence of illegal insider trading.
Maetzold Derek J filed this Form 4 reporting a open-market sale of CSTL on Oct 5, 2026. It became public on Oct 7, 2026. The filing establishes the reported transaction and the filer's stated role. It does not establish why the trade was made or what the filer knew.
Extraction
Method
Form 4 XML
Confidence
1.00
Director, Pres. & Chief Exec. Officer
Maetzold Derek Jcik:0001239501
Issuer
CASTLE BIOSCIENCES INCcik:0001447362
Revision history · 0
No field has changed since this record was first ingested.
