Disclosure timeline4 days from execution to publication · legal deadline 2 business days
Jun 4 executedJun 8, 2026 disclosed
GWH · daily
Yahoo Finance chart API
◉This trade, on the day it was made▼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+8 / 15
First recorded trade by this actor in this security
Frequency & clustering0 / 15
No clustered activity in the dataset
Market events0 / 10
No material company filing within 60 days after the trade
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.
Buckley Drew P filed this Form 4 reporting a open-market purchase of GWH on Jun 4, 2026. It became public on Jun 8, 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, CEO
Buckley Drew Pcik:0002106707
Issuer
ESS Tech, Inc.cik:0001819438
Revision history · 0
No field has changed since this record was first ingested.
