Director, CEO · ESS Tech, Inc. · ESS Tech, Inc. — Stock Option (right to buy)
Side
A
Value
—
Shares
550.0K
Price
—
Executed
Jan 28, 2026
Disclosed
Jan 29, 2026
Disclosure timeline1 days from execution to publication · legal deadline 2 business days
Jan 28 executedJan 29, 2026 disclosed
GWH · 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.
Grant or award — administrative, little informational value
Relative size+1 / 25
No reported dollar value · new position
Filing timing0 / 15
Disclosed 1 business day 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 grant or award of GWH on Jan 28, 2026. It became public on Jan 29, 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.
