Home
AI Agent
Annotations
Files

Pricing and plans
Get the full experience
We save the real magic for signed-in users.

Home Stock Screener Document Search Charting Watchlists Recent Filings

Ambiq Micro, Inc.(AMBQ US)

$43.79-1.984.33%(Market Open · 16:28:58 UTC)

Doc Search Profile Entity StructureFinancials Charting Short Interest Employees

Overview

Profile Entity Structure

Documents

Categorized Chronological By Owner

Financials & Metrics

Financials Charting Short Interest Employees

Home
AI Agent
Annotations
Files

Pricing and plans
Get the full experience
We save the real magic for signed-in users.

Home Stock Screener Document Search Charting Watchlists Recent Filings

Ambiq Micro, Inc.(AMBQ US)

$43.79-1.984.33%(Market Open · 16:28:58 UTC)

Doc Search Profile Entity StructureFinancials Charting Short Interest Employees

Overview

Profile Entity Structure

Documents

Categorized Chronological By Owner

Financials & Metrics

Financials Charting Short Interest Employees

AMBQ US

AMBQ US

SEC Filings by Owner

SEC Filings by Owner

Insider Ownership

Hanson Scott McLean(11)

Form 4Statement of changes in beneficial ownership16 Oct
Form 4Statement of changes in beneficial ownership6 Oct
Form 4Statement of changes in beneficial ownership17 Sep
Form 4Statement of changes in beneficial ownership28 Aug
Form 4Statement of changes in beneficial ownership18 Aug
Form 4Statement of changes in beneficial ownership18 May
Form 4/AStatement of changes in beneficial ownership (amendment)2 Apr
Form 4Statement of changes in beneficial ownership10 Mar
Form 4Statement of changes in beneficial ownership28 Jan
Form 4Statement of changes in beneficial ownership6 Oct 2025

Esaka Fumihide(11)

Form 4Statement of changes in beneficial ownership16 Oct
Form 4Statement of changes in beneficial ownership6 Oct
Form 4Statement of changes in beneficial ownership15 Sep
Form 4Statement of changes in beneficial ownership2 Sep
Form 4Statement of changes in beneficial ownership18 Aug
Form 4Statement of changes in beneficial ownership18 May
Form 4Statement of changes in beneficial ownership10 Mar
Form 4/AStatement of changes in beneficial ownership (amendment)2 Apr
Form 4Statement of changes in beneficial ownership10 Feb
Form 4Statement of changes in beneficial ownership6 Oct 2025

Chen Sean Chihhsiang(9)

Form 4Statement of changes in beneficial ownership16 Oct
Form 4Statement of changes in beneficial ownership6 Oct
Form 4Statement of changes in beneficial ownership15 Sep
Form 4Statement of changes in beneficial ownership9 Sep
Form 4Statement of changes in beneficial ownership18 May
Form 4/AStatement of changes in beneficial ownership (amendment)2 Apr
Form 4Statement of changes in beneficial ownership10 Mar
Form 4Statement of changes in beneficial ownership6 Oct 2025
Form 3Initial statement of beneficial ownership29 Jul 2025

Winzeler Jeffrey G(7)

Form 4Statement of changes in beneficial ownership6 Oct
Form 4Statement of changes in beneficial ownership4 Jun
Form 4Statement of changes in beneficial ownership18 May
Form 4/AStatement of changes in beneficial ownership (amendment)2 Apr
Form 4Statement of changes in beneficial ownership10 Mar
Form 4Statement of changes in beneficial ownership6 Oct 2025
Form 3Initial statement of beneficial ownership29 Jul 2025

Chen Timothy(6)

Form 4Statement of changes in beneficial ownership10 Jun
Form 4Statement of changes in beneficial ownership29 May
Form 3Initial statement of beneficial ownership29 Jul 2025
Form 4/AStatement of changes in beneficial ownership (amendment)29 May
Form 4Statement of changes in beneficial ownership31 Jul 2025
Form 3/AInitial statement of beneficial ownership (amendment)29 May

ZHANG KER(5)

Form 4Statement of changes in beneficial ownership15 Sep
Form 4Statement of changes in beneficial ownership9 Sep
Form 4Statement of changes in beneficial ownership10 Jun
Form 3Initial statement of beneficial ownership29 Jul 2025
Form 4Statement of changes in beneficial ownership31 Jul 2025

Connors Michele Kim(5)

Form 4Statement of changes in beneficial ownership6 Apr
Form 4/AStatement of changes in beneficial ownership (amendment)2 Apr
Form 4Statement of changes in beneficial ownership10 Mar
Form 4Statement of changes in beneficial ownership7 Jan
Form 3Initial statement of beneficial ownership7 Jan

TAUTGES JOSEPH A(4)

Form 4Statement of changes in beneficial ownership10 Jun
Form 4Statement of changes in beneficial ownership28 Jan
Form 4Statement of changes in beneficial ownership31 Jul 2025
Form 3Initial statement of beneficial ownership29 Jul 2025

HSIEH Wen Hsuan(4)

Form 4Statement of changes in beneficial ownership10 Jun
Form 4Statement of changes in beneficial ownership20 Feb
Form 4Statement of changes in beneficial ownership31 Jul 2025
Form 3Initial statement of beneficial ownership29 Jul 2025

Kleiner Perkins Caufield & Byers XVI, LLC(2)

Form 4Statement of changes in beneficial ownership31 Jul 2025
Form 3Initial statement of beneficial ownership29 Jul 2025

KPCB XVI Associates, LLC(2)

Form 4Statement of changes in beneficial ownership31 Jul 2025
Form 3Initial statement of beneficial ownership29 Jul 2025

Banks Bernard Bennett(2)

Form 4Statement of changes in beneficial ownership10 Jun
Form 3Initial statement of beneficial ownership8 Jan

≥5% Ownership

T. Rowe Price Investment Management, Inc.(2)

SC 13G/AAmbiq Micro, Inc.14 Aug
SC 13GAmbiq Micro, Inc.15 May

BlackRock, Inc.(2)

SC 13G/AAmbiq Micro, Inc.27 Oct
SC 13GAmbiq Micro, Inc.27 Jul

Kleiner Perkins Caufield & Byers XVI, LLC(1)

SC 13GAmbiq Micro, Inc.3 Nov 2025

Insider Ownership

Hanson Scott McLean(11)

Form 4Statement of changes in beneficial ownership16 Oct
Form 4Statement of changes in beneficial ownership6 Oct
Form 4Statement of changes in beneficial ownership17 Sep
Form 4Statement of changes in beneficial ownership28 Aug
Form 4Statement of changes in beneficial ownership18 Aug
Form 4Statement of changes in beneficial ownership18 May
Form 4/AStatement of changes in beneficial ownership (amendment)2 Apr
Form 4Statement of changes in beneficial ownership10 Mar
Form 4Statement of changes in beneficial ownership28 Jan
Form 4Statement of changes in beneficial ownership6 Oct 2025

Esaka Fumihide(11)

Form 4Statement of changes in beneficial ownership16 Oct
Form 4Statement of changes in beneficial ownership6 Oct
Form 4Statement of changes in beneficial ownership15 Sep
Form 4Statement of changes in beneficial ownership2 Sep
Form 4Statement of changes in beneficial ownership18 Aug
Form 4Statement of changes in beneficial ownership18 May
Form 4Statement of changes in beneficial ownership10 Mar
Form 4/AStatement of changes in beneficial ownership (amendment)2 Apr
Form 4Statement of changes in beneficial ownership10 Feb
Form 4Statement of changes in beneficial ownership6 Oct 2025

Chen Sean Chihhsiang(9)

Form 4Statement of changes in beneficial ownership16 Oct
Form 4Statement of changes in beneficial ownership6 Oct
Form 4Statement of changes in beneficial ownership15 Sep
Form 4Statement of changes in beneficial ownership9 Sep
Form 4Statement of changes in beneficial ownership18 May
Form 4/AStatement of changes in beneficial ownership (amendment)2 Apr
Form 4Statement of changes in beneficial ownership10 Mar
Form 4Statement of changes in beneficial ownership6 Oct 2025
Form 3Initial statement of beneficial ownership29 Jul 2025

Winzeler Jeffrey G(7)

Form 4Statement of changes in beneficial ownership6 Oct
Form 4Statement of changes in beneficial ownership4 Jun
Form 4Statement of changes in beneficial ownership18 May
Form 4/AStatement of changes in beneficial ownership (amendment)2 Apr
Form 4Statement of changes in beneficial ownership10 Mar
Form 4Statement of changes in beneficial ownership6 Oct 2025
Form 3Initial statement of beneficial ownership29 Jul 2025

Chen Timothy(6)

Form 4Statement of changes in beneficial ownership10 Jun
Form 4Statement of changes in beneficial ownership29 May
Form 3Initial statement of beneficial ownership29 Jul 2025
Form 4/AStatement of changes in beneficial ownership (amendment)29 May
Form 4Statement of changes in beneficial ownership31 Jul 2025
Form 3/AInitial statement of beneficial ownership (amendment)29 May

ZHANG KER(5)

Form 4Statement of changes in beneficial ownership15 Sep
Form 4Statement of changes in beneficial ownership9 Sep
Form 4Statement of changes in beneficial ownership10 Jun
Form 3Initial statement of beneficial ownership29 Jul 2025
Form 4Statement of changes in beneficial ownership31 Jul 2025

Connors Michele Kim(5)

Form 4Statement of changes in beneficial ownership6 Apr
Form 4/AStatement of changes in beneficial ownership (amendment)2 Apr
Form 4Statement of changes in beneficial ownership10 Mar
Form 4Statement of changes in beneficial ownership7 Jan
Form 3Initial statement of beneficial ownership7 Jan

TAUTGES JOSEPH A(4)

Form 4Statement of changes in beneficial ownership10 Jun
Form 4Statement of changes in beneficial ownership28 Jan
Form 4Statement of changes in beneficial ownership31 Jul 2025
Form 3Initial statement of beneficial ownership29 Jul 2025

HSIEH Wen Hsuan(4)

Form 4Statement of changes in beneficial ownership10 Jun
Form 4Statement of changes in beneficial ownership20 Feb
Form 4Statement of changes in beneficial ownership31 Jul 2025
Form 3Initial statement of beneficial ownership29 Jul 2025

Kleiner Perkins Caufield & Byers XVI, LLC(2)

Form 4Statement of changes in beneficial ownership31 Jul 2025
Form 3Initial statement of beneficial ownership29 Jul 2025

KPCB XVI Associates, LLC(2)

Form 4Statement of changes in beneficial ownership31 Jul 2025
Form 3Initial statement of beneficial ownership29 Jul 2025

Banks Bernard Bennett(2)

Form 4Statement of changes in beneficial ownership10 Jun
Form 3Initial statement of beneficial ownership8 Jan

≥5% Ownership

T. Rowe Price Investment Management, Inc.(2)

SC 13G/AAmbiq Micro, Inc.14 Aug
SC 13GAmbiq Micro, Inc.15 May

BlackRock, Inc.(2)

SC 13G/AAmbiq Micro, Inc.27 Oct
SC 13GAmbiq Micro, Inc.27 Jul

Kleiner Perkins Caufield & Byers XVI, LLC(1)

SC 13GAmbiq Micro, Inc.3 Nov 2025