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Ambiq Micro, Inc.(AMBQ US)

$44.28-1.493.26%(Market Open · 16:13:12 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
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Home Stock Screener Document Search Charting Watchlists Recent Filings

Ambiq Micro, Inc.(AMBQ US)

$44.28-1.493.26%(Market Open · 16:13:12 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

SEC Filings

Financials(5)

10-QQ2ended 30 Jun 202611 Aug
10-QQ1ended 31 Mar 202612 May
10-KFY 2025ended 31 Dec 20255 Mar
10-QQ3ended 30 Sept 20256 Nov 2025
10-QQ2ended 30 Jun 20254 Sep 2025

Events(12)

8-KResults of Operations and Financial Condition07:31AM
8-KResults of Operations and Financial Condition11 Aug
8-KRegulation FD Disclosure30 Jul
8-KSubmission of Matters to a Vote of Security Holders8 Jun
8-KResults of Operations and Financial Condition12 May
8-KResults of Operations and Financial Condition5 Mar
8-KResults of Operations and Financial Condition21 Jan
8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers8 Jan
8-KResults of Operations and Financial Condition6 Nov 2025
8-KDirector/Officer Changes & Compensatory Arrangements3 Oct 2025
8-KResults of Operations and Financial Condition4 Sep 2025
8-KCharter/Bylaw Amendment; Fiscal Year Change31 Jul 2025

Insider Ownership(66)

Form 4Hanson Scott McLean16 Oct
Form 4Esaka Fumihide16 Oct
Form 4Chen Sean Chihhsiang16 Oct
Form 4Winzeler Jeffrey G6 Oct
Form 4Esaka Fumihide6 Oct
Form 4Hanson Scott McLean6 Oct
Form 4Chen Sean Chihhsiang6 Oct
Form 4Hanson Scott McLean17 Sep
Form 4ZHANG KER15 Sep
Form 4Chen Sean Chihhsiang15 Sep
Form 4Esaka Fumihide15 Sep
Form 4Chen Sean Chihhsiang9 Sep
Form 4ZHANG KER9 Sep
Form 4Esaka Fumihide2 Sep
Form 4Hanson Scott McLean28 Aug

Beneficial Ownership(5)

SC 13G/AAmbiq Micro, Inc.27 Oct
SC 13G/AAmbiq Micro, Inc.14 Aug
SC 13GAmbiq Micro, Inc.27 Jul
SC 13GAmbiq Micro, Inc.15 May
SC 13GAmbiq Micro, Inc.3 Nov 2025

Other Ownership(21)

Form 144Chen Sean Chihhsiang5 Oct
Form 144Winzeler Jeffrey G2 Oct
Form 144Hanson Scott McLean2 Oct
Form 144Esaka Fumihide2 Oct
Form 144Chen Sean Chihhsiang2 Oct
Form 144ZHANG KER11 Sep
Form 144Esaka Fumihide11 Sep
Form 144Chen Sean Chihhsiang4 Sep
Form 144ZHANG KER4 Sep
Form 144Esaka Fumihide2 Sep
Form 144Esaka Fumihide1 Sep
Form 144Esaka Fumihide31 Aug
Form 144Hanson Scott McLean27 Aug
Form 144Hanson Scott McLean26 Aug
Form 144Hanson Scott McLean14 Aug

Proxies(3)

ARSAnnual report to security holders22 Apr
DEFA14ADefinitive additional materials22 Apr
DEF 14ADefinitive proxy statement22 Apr

Registrations(20)

424B4Prospectus filing (Rule 424(b)(4))24 Jun
S-1MEFRegistration statement (additional securities)23 Jun
S-1Registration statement (general form)22 Jun
DRSDraft registration statement11 Jun
S-8Registration statement (employee benefit plan)12 May
424B4Prospectus filing (Rule 424(b)(4))23 Jan
S-1MEFRegistration statement (additional securities)23 Jan
S-1Registration statement (general form)21 Jan
DRSDraft registration statement31 Oct 2025
424B4Prospectus filing (Rule 424(b)(4))31 Jul 2025
S-8Registration statement (employee benefit plan)31 Jul 2025
S-1MEFRegistration statement (additional securities)29 Jul 2025
8-A12BRegistration of securities (Section 12(b))25 Jul 2025
S-1/ARegistration statement (general form, amendment)21 Jul 2025
S-1Registration statement (general form)3 Jul 2025

Filing Review Correspondence(7)

CORRESPFiling review correspondence22 Jan
CORRESPFiling review correspondence21 Jan
CORRESPFiling review correspondence21 Jan
CORRESPFiling review correspondence25 Jul 2025
CORRESPFiling review correspondence25 Jul 2025
DRSLTRFiling review correspondence (DRSLTR)4 Apr 2025
DRSLTRFiling review correspondence (DRSLTR)19 Aug 2022

SEC Orders And Notices(3)

EFFECTNotice of effectiveness24 Jun
EFFECTNotice of effectiveness23 Jan
EFFECTNotice of effectiveness29 Jul 2025

Exempt Offerings(43)

D06b27 Sep 2024
D06b29 Jul 2024
D/A06b3 Jul 2024
D06b17 Jun 2024
D06b28 May 2024
D06b15 Sep 2023
D06b4 Nov 2022
D06b23 Feb 2022
D/A06b25 Mar 2021
D06b19 Mar 2021
D06b2 Nov 2020
D06b3 Apr 2020
D/A06b23 Jan 2020
D/A06b27 Nov 2019
D06b7 Jun 2019

Other(1)

CERTCERT28 Jul 2025

Financials(5)

10-QQ2ended 30 Jun 202611 Aug
10-QQ1ended 31 Mar 202612 May
10-KFY 2025ended 31 Dec 20255 Mar
10-QQ3ended 30 Sept 20256 Nov 2025
10-QQ2ended 30 Jun 20254 Sep 2025

Events(12)

8-KResults of Operations and Financial Condition07:31AM
8-KResults of Operations and Financial Condition11 Aug
8-KRegulation FD Disclosure30 Jul
8-KSubmission of Matters to a Vote of Security Holders8 Jun
8-KResults of Operations and Financial Condition12 May
8-KResults of Operations and Financial Condition5 Mar
8-KResults of Operations and Financial Condition21 Jan
8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers8 Jan
8-KResults of Operations and Financial Condition6 Nov 2025
8-KDirector/Officer Changes & Compensatory Arrangements3 Oct 2025
8-KResults of Operations and Financial Condition4 Sep 2025
8-KCharter/Bylaw Amendment; Fiscal Year Change31 Jul 2025

Insider Ownership(66)

Form 4Hanson Scott McLean16 Oct
Form 4Esaka Fumihide16 Oct
Form 4Chen Sean Chihhsiang16 Oct
Form 4Winzeler Jeffrey G6 Oct
Form 4Esaka Fumihide6 Oct
Form 4Hanson Scott McLean6 Oct
Form 4Chen Sean Chihhsiang6 Oct
Form 4Hanson Scott McLean17 Sep
Form 4ZHANG KER15 Sep
Form 4Chen Sean Chihhsiang15 Sep
Form 4Esaka Fumihide15 Sep
Form 4Chen Sean Chihhsiang9 Sep
Form 4ZHANG KER9 Sep
Form 4Esaka Fumihide2 Sep
Form 4Hanson Scott McLean28 Aug

Beneficial Ownership(5)

SC 13G/AAmbiq Micro, Inc.27 Oct
SC 13G/AAmbiq Micro, Inc.14 Aug
SC 13GAmbiq Micro, Inc.27 Jul
SC 13GAmbiq Micro, Inc.15 May
SC 13GAmbiq Micro, Inc.3 Nov 2025

Other Ownership(21)

Form 144Chen Sean Chihhsiang5 Oct
Form 144Winzeler Jeffrey G2 Oct
Form 144Hanson Scott McLean2 Oct
Form 144Esaka Fumihide2 Oct
Form 144Chen Sean Chihhsiang2 Oct
Form 144ZHANG KER11 Sep
Form 144Esaka Fumihide11 Sep
Form 144Chen Sean Chihhsiang4 Sep
Form 144ZHANG KER4 Sep
Form 144Esaka Fumihide2 Sep
Form 144Esaka Fumihide1 Sep
Form 144Esaka Fumihide31 Aug
Form 144Hanson Scott McLean27 Aug
Form 144Hanson Scott McLean26 Aug
Form 144Hanson Scott McLean14 Aug

Proxies(3)

ARSAnnual report to security holders22 Apr
DEFA14ADefinitive additional materials22 Apr
DEF 14ADefinitive proxy statement22 Apr

Registrations(20)

424B4Prospectus filing (Rule 424(b)(4))24 Jun
S-1MEFRegistration statement (additional securities)23 Jun
S-1Registration statement (general form)22 Jun
DRSDraft registration statement11 Jun
S-8Registration statement (employee benefit plan)12 May
424B4Prospectus filing (Rule 424(b)(4))23 Jan
S-1MEFRegistration statement (additional securities)23 Jan
S-1Registration statement (general form)21 Jan
DRSDraft registration statement31 Oct 2025
424B4Prospectus filing (Rule 424(b)(4))31 Jul 2025
S-8Registration statement (employee benefit plan)31 Jul 2025
S-1MEFRegistration statement (additional securities)29 Jul 2025
8-A12BRegistration of securities (Section 12(b))25 Jul 2025
S-1/ARegistration statement (general form, amendment)21 Jul 2025
S-1Registration statement (general form)3 Jul 2025

Filing Review Correspondence(7)

CORRESPFiling review correspondence22 Jan
CORRESPFiling review correspondence21 Jan
CORRESPFiling review correspondence21 Jan
CORRESPFiling review correspondence25 Jul 2025
CORRESPFiling review correspondence25 Jul 2025
DRSLTRFiling review correspondence (DRSLTR)4 Apr 2025
DRSLTRFiling review correspondence (DRSLTR)19 Aug 2022

SEC Orders And Notices(3)

EFFECTNotice of effectiveness24 Jun
EFFECTNotice of effectiveness23 Jan
EFFECTNotice of effectiveness29 Jul 2025

Exempt Offerings(43)

D06b27 Sep 2024
D06b29 Jul 2024
D/A06b3 Jul 2024
D06b17 Jun 2024
D06b28 May 2024
D06b15 Sep 2023
D06b4 Nov 2022
D06b23 Feb 2022
D/A06b25 Mar 2021
D06b19 Mar 2021
D06b2 Nov 2020
D06b3 Apr 2020
D/A06b23 Jan 2020
D/A06b27 Nov 2019
D06b7 Jun 2019

Other(1)

CERTCERT28 Jul 2025