Director, Chief Executive Officer · Amprius Technologies, Inc. · Common stock
Side
SELL
Value
$243K
Shares
23.5K
Price
$10.34
Executed
Aug 21, 2026
Disclosed
Aug 25, 2026
Disclosure timeline4 days from execution to publication · legal deadline 2 business days
Aug 21 executedAug 25, 2026 disclosed
AMPX · 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+4 / 15
3 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
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.
Stepien Thomas M filed this Form 4 reporting a open-market sale of AMPX on Aug 21, 2026. It became public on Aug 25, 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, Chief Executive Officer
Stepien Thomas Mcik:0002067233
Issuer
Amprius Technologies, Inc.cik:0001899287
Revision history · 0
No field has changed since this record was first ingested.
