Insider Transactions Reported by 11 Insiders of Ambiq Micro, Inc.

Symbol
AMBQ on NYSE
Location
Austin, TX

Insiders trading volume in the past year

Ambiq Micro, Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Fumihide Esaka Chief Executive Officer, Director $11,489,220 06 Mar 2026
Wen Hsuan Hsieh Director $7,987,392 18 Feb 2026
Scott McLean Hanson Chief Technology Officer, Director $5,965,810 -$310,000 -4.9% 06 Mar 2026
Sean Chihhsiang Chen President and COO $3,532,476 06 Mar 2026
Jeffrey G. Winzeler Chief Financial Officer $2,772,381 06 Mar 2026
Michele Kim Connors General Counsel $1,802,290 06 Mar 2026
Joseph A. Tautges Director $1,511,126 -$241,800 -14% 26 Jan 2026
Ker Zhang Director 29 Jul 2025
Timothy Chen Director 29 Jul 2025
KPCB XVI Associates, LLC 10%+ Owner 31 Jul 2025
Bernard Bennett Banks Director 05 Jan 2026

Recent Insider Transactions by Companies or Individuals for Ambiq Micro, Inc.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Sean Chihhsiang Chen AMBQ Common Stock Award 114.7% 64,246 120,275 06 Mar 2026 Direct
Scott McLean Hanson AMBQ Common Stock Award 65.4% 80,308 203,126 06 Mar 2026 Direct
Michele Kim Connors AMBQ Common Stock Award 109.8% 32,123 61,365 06 Mar 2026 Direct
Jeffrey G. Winzeler AMBQ Common Stock Award 79.2% 41,728 94,395 06 Mar 2026 Direct
Fumihide Esaka AMBQ Common Stock Award 69.7% 160,616 391,189 06 Mar 2026 Direct
Wen Hsuan Hsieh AMBQ Common Stock Options Exercise 60.5% 238,931 633,920 18 Feb 2026 By: Matter Venture Partners Fund I, L.P.
Wen Hsuan Hsieh AMBQ Warrant (Right to Buy) Options Exercise -100% -238,931 0 18 Feb 2026 By: Matter Venture Partners Fund I, L.P.
Scott McLean Hanson AMBQ Common Stock Sale -7.53% $310,000 $31.00 -10,000 122,818 26 Jan 2026 Direct
Joseph A. Tautges AMBQ Common Stock Sale -13.8% $241,800 $31.00 -7,800 48,746 26 Jan 2026 Direct
Michele Kim Connors AMBQ Common Stock Award 29,242 29,242 05 Jan 2026 Direct
Fumihide Esaka AMBQ Common Stock Options Exercise 30.3% 53,660 230,573 07 Oct 2025 Direct
Fumihide Esaka AMBQ Stock Option (Right to Buy) Options Exercise -100% -53,660 0 07 Oct 2025 Direct
Jeffrey G. Winzeler AMBQ Common Stock Award 52,667 52,667 02 Oct 2025 Direct
Scott McLean Hanson AMBQ Common Stock Award 171.1% 83,819 132,818 02 Oct 2025 Direct
Sean Chihhsiang Chen AMBQ Common Stock Award 56,029 56,029 02 Oct 2025 Direct
Fumihide Esaka AMBQ Common Stock Award 940.3% 159,907 176,913 02 Oct 2025 Direct
KPCB XVI Associates, LLC AMBQ Common Stock Conversion of derivative security 27% 316,870 1,488,949 31 Jul 2025 By KPCB Holdings, Inc., as nominee
KPCB XVI Associates, LLC AMBQ Common Stock Conversion of derivative security 176.4% 748,046 1,172,079 31 Jul 2025 By: KPCB Holdings, Inc., as nominee
KPCB XVI Associates, LLC AMBQ Series F Convertible Preferred Stock Conversion of derivative security -100% -171,064 0 31 Jul 2025 By: KPCB Holdings, Inc., as nominee
KPCB XVI Associates, LLC AMBQ Series E Convertible Preferred Stock Conversion of derivative security -100% -22,594 0 31 Jul 2025 By: KPCB Holdings, Inc., as nominee
KPCB XVI Associates, LLC AMBQ Series D Convertible Preferred Stock Conversion of derivative security -100% -98,958 0 31 Jul 2025 By: KPCB Holdings, Inc., as nominee
KPCB XVI Associates, LLC AMBQ Series C Convertible Preferred Stock Conversion of derivative security -100% -748,046 0 31 Jul 2025 By: KPCB Holdings, Inc., as nominee
Wen Hsuan Hsieh AMBQ Common Stock Conversion of derivative security 394,989 394,989 31 Jul 2025 By: Matter Venture Partners Fund I, L.P.
Wen Hsuan Hsieh AMBQ Series G Convertible Preferred Stock Conversion of derivative security -100% -394,989 0 31 Jul 2025 By: Matter Venture Partners Fund I, L.P.
Timothy Chen AMBQ Common Stock Award 47,618 47,618 29 Jul 2025 Direct
Ker Zhang AMBQ Common Stock Award 23,809 23,809 29 Jul 2025 Direct
Joseph A. Tautges AMBQ Common Stock Award 56,546 56,546 29 Jul 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.