President and COO · Ambiq Micro, Inc. · Common Stock
Side
SELL
Value
$1.67M
Shares
23.3K
Price
$71.37
Executed
May 15, 2026
Disclosed
May 18, 2026
Disclosure timeline3 days from execution to publication · legal deadline 2 business days
May 15 executedMay 18, 2026 disclosed
AMBQ · 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 1 business day after execution (deadline: 2)
Historical behavior+8 / 15
First recorded trade by this actor in this security
Frequency & clustering+15 / 15
3 other actors 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.
Chen Sean Chihhsiang filed this Form 4 reporting a open-market sale of AMBQ on May 15, 2026. It became public on May 18, 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
President and COO
Chen Sean Chihhsiangcik:0002078559
Issuer
Ambiq Micro, Inc.cik:0001500412
Revision history · 0
No field has changed since this record was first ingested.
