TOP TIERMARKET NEWSWIRE
SEC Form 4 history

AMBIQ MICRO INC (AMBQ) insider trades

AMBIQ MICRO INC (AMBQ) insider trading activity (SEC Form 4). Over the trailing 90 days, AMBQ insiders filed 0 purchases totalling $0 and 17 sales totalling $22.1M — net SELLING of $22.1M. Most recent filing: Oct 16, 2026. Insider transactions are a Pro-tier alertable signal in the live Top Tier Newswire terminal — Form 4 filings reach the wire within minutes of acceptance by the SEC. Data shown publicly here is delayed 4 hours.

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Buys (90d)
0
$0
Sells (90d)
17
$22.1M
Net (90d)
-$22.1M
net selling
Most recent
Oct 16, 2026

Recent transactions

FiledInsiderRoleTypeSharesPriceValue
Oct 16, 2026Hanson Scott McLeanCTOS SaleOE—$51.00$357Kfiling
Oct 16, 2026Esaka FumihideCEOS SaleOE—$51.00$255Kfiling
Oct 16, 2026Chen Sean ChihhsiangPres, COOS SaleOE—$51.50$772Kfiling
Oct 6, 2026Winzeler Jeffrey GCFOS Sale—$69.60$380Kfiling
Oct 6, 2026Chen Sean ChihhsiangPres, COOS Sale—$67.95$952Kfiling
Oct 6, 2026Hanson Scott McLeanCTOS Sale—$69.60$604Kfiling
Oct 6, 2026Esaka FumihideCEOS Sale—$69.60$1.2Mfiling
Sep 17, 2026Hanson Scott McLeanCTOS SaleOE—$60.28$422Kfiling
Sep 15, 2026Chen Sean ChihhsiangPres, COOS SaleOE—$60.14$902Kfiling
Sep 15, 2026Zhang KerDirS Sale—$63.44$634Kfiling
Sep 15, 2026Esaka FumihideCEOS SaleOE—$62.70$4.0Mfiling
Sep 9, 2026Chen Sean ChihhsiangPres, COOS SaleOE—$57.17$858Kfiling
Sep 9, 2026Zhang KerDirS SaleOE—$56.92$11Kfiling
Sep 2, 2026Esaka FumihideCEOS SaleOE—$56.89$6.2Mfiling
Aug 28, 2026Hanson Scott McLeanCTOS SaleOE—$59.69$3.3Mfiling
Aug 18, 2026Hanson Scott McLeanCTOS SaleOE—$64.38$451Kfiling
Aug 18, 2026Esaka FumihideCEOS SaleOE—$64.39$869Kfiling
May 29, 2026Chen TimothyDirS Sale—$79.79$5.6Mfiling
May 18, 2026Chen Sean ChihhsiangPres, COOS SaleOE—$70.89$3.9Mfiling
May 18, 2026Winzeler Jeffrey GCFOS SaleOE—$69.90$1.8Mfiling
May 18, 2026Hanson Scott McLeanCTOS SaleOE—$69.24$706Kfiling
May 18, 2026Esaka FumihideCEOS SaleOE—$70.02$4.2Mfiling