Ambiq Micro, Inc.

For the period ended Sep 30, 2026. Filed Nov 10, 2026.

About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Sep 30, 2026 · Filed Nov 10, 2026

AMBQ$45.24-1.2%Stored close · as of Nov 10, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Condensed Consolidated Statements of Changes in Stockholders’ Equity (Deficit)

CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS’ EQUITY (DEFICIT) (UNAUDITED)

For the three and nine months ended September 30, 2026 and 2025

(in thousands, except share amounts)

Redeemable ConvertiblePreferred Stock · Common Stock · AdditionalPaid- · Accumulated · AccumulatedOtherComprehensive · TotalStockholders’
	Shares	Amount	Shares	Amount	In-Capital	Deficit	Income (Loss)	Equity (Deficit)
Balance June 30, 2025	341,496,158	$378,150	450,682	$—	$30,159	$(337,030)	$(440)	$(307,311)
Conversion of redeemable convertible preferred stock into common stock in connection with initial public offering	(341,496,158)	(378,150)	12,729,240	—	378,150	—	—	378,150
Issuance of common stock in connection with initial public offering, net of offering costs, underwriting discounts and commissions	—	—	4,600,000	—	99,843	—	—	99,843
Settlement of warrant liability	—	—	—	—	173	—	—	173
Exercise of warrants	—	—	435,013	—	5,702	—	—	5,702
Exercise of stock options	—	—	23,527	—	178	—	—	178
Stock-based compensation	—	—	—	—	2,068	—	—	2,068
Currency translation adjustment	—	—	—	—	—	—	(14)	(14)
Net Loss	—	—	—	—	—	(9,002)	—	(9,002)
Balance September 30, 2025	—	$—	18,238,462	$—	$516,273	$(346,032)	$(454)	$169,787
Balance June 30, 2026	—	$—	24,146,260	$—	$778,920	$(373,997)	$(251)	$404,672
Exercise of stock options	—	—	356,787	—	3,794	—	—	3,794
RSUs vested	—	—	13,596	—	—	—	—	—
Stock-based compensation	—	—	—	—	4,017	—	—	4,017
Currency translation adjustment	—	—	—	—	—	—	(50)	(50)
Net loss	—	—	—	—	—	(7,056)	—	(7,056)
Balance September 30, 2026	—	$—	24,516,643	$—	$786,731	$(381,053)	$(301)	$405,377

Redeemable ConvertiblePreferred Stock · Common Stock · AdditionalPaid- · Accumulated · AccumulatedOtherComprehensive · TotalStockholders’
	Shares	Amount	Shares	Amount	In-Capital	Deficit	Income (Loss)	Equity (Deficit)
Balance January 1, 2025	341,496,158	$378,150	434,720	$—	$28,368	$(320,250)	$(520)	$(292,402)
Conversion of redeemable convertible preferred stock into common stock in connection with initial public offering	(341,496,158)	(378,150)	12,729,240	—	378,150	—	—	378,150
Issuance of common stock in connection with initial public offering, net of offering costs, underwriting discounts and commissions	—	—	4,600,000	—	99,843	—	—	99,843
Settlement of warrant liability	—	—	—	—	173	—	—	173
Exercise of warrants	—	—	435,013	—	5,702	—	—	5,702
Exercise of stock options	—	—	39,489	—	353	—	—	353
Stock-based compensation	—	—	—	—	3,684	—	—	3,684
Currency translation adjustment	—	—	—	—	—	—	66	66
Net loss	—	—	—	—	—	(25,782)	—	(25,782)
Balance September 30, 2025	—	$—	18,238,462	$—	$516,273	$(346,032)	$(454)	$169,787
Balance January 1, 2026	—	$—	18,316,928	$—	$519,610	$(356,711)	$(440)	$162,459
Issuance of common stock in connection with follow-on offerings, net of deferred offering costs, underwriting discounts and commissions	—	—	4,936,651	—	243,282	—	—	243,282
Exercise of warrants	—	—	238,931	—	3,010	—	—	3,010
Exercise of stock options	—	—	922,026	—	9,893	—	—	9,893
RSUs vested	—	—	102,107	—	—	—	—	—
Stock-based compensation	—	—	—	—	10,936	—	—	10,936
Currency translation adjustment	—	—	—	—	—	—	139	139
Net loss	—	—	—	—	—	(24,342)	—	(24,342)
Balance September 30, 2026	—	$—	24,516,643	$—	$786,731	$(381,053)	$(301)	$405,377

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.