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Ambiq Micro Inc is a fabless semiconductor company that has developed technology based on a patented Sub-threshold Power Optimized Technology (SPOT) platform that significantly reduces the amount of power consumed by integrated circuits. It is a pioneer and provider of ultra-low power semiconductor solutions designed to address the power consumption challenges of general purpose and AI compute - especially at the edge. The company provides a full-stack solution encompassing tightly integrated hardware and software. Its solutions include a diverse family of systems-on-chip (SoCs) and the software required to enable on-chip AI processing, general compute, sensing, security, storage, wireless connectivity, and developed graphics.

Founded: 2010 Country:
United States
United States
Employees: N/A City: AUSTIN
Market Cap: 1.4B IPO Year: 2025
Target Price: $87.71 AVG Volume (30 days): 435.9K
Analyst Decision: Buy Number of Analysts: 7
Dividend Yield:
N/A
Dividend Payout Frequency: annual
EPS: -0.82 EPS Growth: 95.97
52 Week Low/High: $22.12 - $91.61 Next Earning Date: 11-05-2026
Revenue: $72,514,000 Revenue Growth: -4.67%
Revenue Growth (this year): 86.45% Revenue Growth (next year): 31.98%
P/E Ratio: -71.83 Index: N/A
Free Cash Flow: N/A FCF Growth: N/A

Stock Insider Trading Activity of Ambiq Micro Inc. (AMBQ)

Chen Sean Chihhsiang

President and COO

Sell
AMBQ Oct 5, 2026

Avg Cost/Share

$67.81

Shares

8,205

Total Value

$547,950.13

Owned After

106,268

SEC Form 4

Hanson Scott McLean

Chief Technology Officer

Sell
AMBQ Oct 2, 2026

Avg Cost/Share

$70.25

Shares

8,680

Total Value

$604,091.00

Owned After

212,546

SEC Form 4

Form 1 Form 2
Esaka Fumihide

Chief Executive Officer

Sell
AMBQ Oct 2, 2026

Avg Cost/Share

$70.25

Shares

16,560

Total Value

$1,152,504.31

Owned After

453,347

SEC Form 4

Form 1 Form 2
Chen Sean Chihhsiang

President and COO

Sell
AMBQ Oct 2, 2026

Avg Cost/Share

$70.25

Shares

5,802

Total Value

$403,794.14

Owned After

106,268

SEC Form 4

Form 1 Form 2
Winzeler Jeffrey G

Chief Financial Officer

Sell
AMBQ Oct 2, 2026

Avg Cost/Share

$70.25

Shares

5,455

Total Value

$379,644.54

Owned After

100,844

SEC Form 4

Form 1 Form 2
Hanson Scott McLean

Chief Technology Officer

Sell
AMBQ Sep 15, 2026

Avg Cost/Share

$60.36

Shares

7,000

Total Value

$421,942.22

Owned After

212,546

SEC Form 4

Form 1 Form 2
Chen Sean Chihhsiang

President and COO

Sell
AMBQ Sep 4, 2026

Avg Cost/Share

$57.38

Shares

15,000

Total Value

$857,557.59

Owned After

106,268

ZHANG KER

Director

Sell
AMBQ Sep 4, 2026

Avg Cost/Share

$56.92

Shares

185

Total Value

$10,530.20

Owned After

30,366

SEC Form 4

Esaka Fumihide

Chief Executive Officer

Sell
AMBQ Sep 2, 2026

Avg Cost/Share

$56.46

Shares

11,027

Total Value

$625,107.72

Owned After

453,347

Esaka Fumihide

Chief Executive Officer

Sell
AMBQ Sep 1, 2026

Avg Cost/Share

$56.39

Shares

48,973

Total Value

$2,761,533.60

Owned After

453,347

SEC Form 4

Earnings Transcripts

SEC 8-K filings with transcript text

View All
2026
Q2

Q2 2026 Earnings

8-K SELL

Aug 11, 2026 · 100% conf.

AI Prediction SELL

1D

-6.14%

$61.28

Act: +0.46%

5D

-9.79%

$58.90

Act: -3.49%

20D

-7.97%

$60.08

Price: $65.29 Prob +5D: 0% AUC: 1.000
0001193125-26-343443

EX-99.1

2 ambq-ex99_1.htm

EX-99.1

EX-99.1

Ambiq Reports Second Quarter 2026 Financial Results Delivered record quarterly net sales, increasing approximately 90% year-over-year, driven by strong demand for edge AI solutions

Gross profit more than doubled year-over-year on higher net sales and margin expansion

Expect third quarter net sales of $36.0 million to $37.0 million, which would represent the sixth consecutive quarter of sequential growth

AUSTIN, Texas, August 11, 2026 — Ambiq Micro, Inc. (“Ambiq”) (NYSE: AMBQ), a technology leader in ultra-low-power semiconductor solutions for edge AI, today announced financial results for the second quarter 2026.

Second Quarter 2026 and Recent Highlights

• Delivered strong net sales on growing edge AI demand momentum: Net sales increased approximately 90%, year-over-year, driven by accelerating edge AI demand across customers, end markets and products.

• Gross profit outpaced net sales growth: GAAP gross profit increased approximately 113% and non-GAAP gross profit increased approximately 109% year-over-year, with GAAP gross margin and non-GAAP gross margin expanding by 490 basis points and 450 basis points respectively.

• Enhanced financial flexibility to capitalize on growth opportunities ahead: Completed an upsized public offering in June, raising approximately $168 million in net proceeds.

• Expanded edge AI software stack: Launched heliaCORE and compressionKIT to accelerate customers' deployment of small footprint and energy efficient AI models on the Apollo SoC families. We also announced heliaPROFILER, a new open-source profiling tool that speeds customers' AI model development.

• Strengthened global capital markets access: Announced a dual listing on the Singapore Exchange Main Board under ticker AMQ, expanding investor reach across Asia and reinforcing our long-term growth strategy in the global semiconductor market.

Management Commentary

“Since the start of the year, we have seen a step-change in demand, further reinforcing our belief in the scale and durability of the edge AI opportunity. That momentum drove our net sales up approximately 90% year over year, marking our fifth consecutive quarter of growth, and we expect demand to strengthen even further in the second half of the year,” said Fumihide Esaka, CEO of Ambiq. “Given the rapid acceleration in AI demand, we and the broader semiconductor industry are facing supply constraints. Even with this, we are on pace to more than double net sales in the second half of 2026 compared to last year. We are acting decisively to expand capacity, support our customers and capture the full opportunity we see to enable the next generation of intelligent edge products."

Summary of Second Quarter 2026 Results

GAAP

(Unaudited; $ in thousands)

Three months ended June 30,

Three months ended March 31,

Three months ended June 30,

Quarter over quarter change

Year over year change

2026

2026

2025

Net sales

$

33,901

$

25,060

$

17,873

35.3

%

89.7

%

Gross profit

$

15,267

$

10,891

$

7,170

40.2

%

112.9

%

Gross margin

45.0

%

43.5

%

40.1

%

1.5 pts

4.9 pts

Operating expense

$

23,994

$

22,580

$

15,967

6.3

%

50.3

%

Net loss

$

(7,115

)

$

(10,171

)

$

(8,496

)

$

3,056

$

1,381

NON-GAAP FINANCIAL MEASURES*

(Unaudited; $ in thousands)

Three months ended June 30,

Three months ended March 31,

Three months ended June 30,

Quarter over quarter change

Year over year change

2026

2026

2025

Non-GAAP Gross profit

$

15,989

$

11,577

$

7,640

38.1

%

109.3

%

Non-GAAP Gross margin

47.2

%

46.2

%

42.7

%

1.0 pts

4.5 pts

Non-GAAP Operating expense

$

19,374

$

18,144

$

13,819

6.8

%

40.2

%

Non-GAAP Net loss

$

(1,772

)

$

(5,046

)

$

(5,862

)

$

3,274

$

4,090

*Non-GAAP gross profit, non-GAAP gross margin, non-GAAP operating expense and non-GAAP net loss are non-GAAP financial measures. See "Non-GAAP Financial Measures" below for definitions of each of these measures, and the tables accompanying this press release for reconciliations of these measures to their most comparable GAAP measure.

Third Quarter Business Outlook1

Ambiq’s current expectations for the quarter ending September 30, 2026, include the following:

• Net sales within a range of $36.0 million to $37.0 million, reflecting accelerating demand for edge AI, partially constrained by industry-wide supply availability

• Non-GAAP gross margin between 46.5% and 47.5%, driven by favorable mix and manufacturing efficiencies

• Non-GAAP operating expense of $24.0 million to $25.0 million, reflecting investments to support product development and our strategic growth priorities, including planned intellectual property investments

• Non-GAAP net loss per share within a range of ($0.20) to ($0.12) based on a weighted average share count of 24.17 million shares outstanding

1Ambiq's financial outlook is based on assumptions that it believes to be reasonable as of the date of this rel

2026
Q1

Q1 2026 Earnings

8-K

May 12, 2026

0001193125-26-218189

EX-99.1

2 ambq-ex99_1.htm

EX-99.1

EX-99.1

Ambiq Reports First Quarter 2026 Financial Results First quarter net sales exceeded guidance, increasing 59.3% year-over-year on expanding demand for edge AI

GAAP gross margin was 43.5%; non-GAAP gross margin was 46.2%, reflecting improved manufacturing efficiencies

Expect strong second quarter net sales of $31.0 million to $32.0 million, driven by continued edge AI demand momentum and strong execution

AUSTIN, Texas, May 12, 2026 — Ambiq Micro, Inc. (“Ambiq”) (NYSE: AMBQ), a technology leader in ultra-low-power semiconductor solutions for edge AI, today announced financial results for the first quarter 2026.

First Quarter 2026 Highlights

• Exceptional start to 2026 with accelerating demand momentum: Delivered strong first quarter net sales, increasing year-over-year and sequentially. This reflects strong demand for edge AI solutions, expanding customer adoption of Ambiq products and upgrades to higher-value Apollo platforms, with more than 80% of units shipped running AI algorithms.

• Manufacturing efficiency supports profitability: Gross margin performance reflects optimized production processes, helping to offset industry-wide cost pressures.

• Expanded customer and end market diversification: In first quarter 2026, the Company's top three customers accounted for approximately 71% of net sales, compared to 86% in first quarter 2025. For the full year, net sales outside of personal devices is expected to double in 2026 compared to 2025.

• Continued recognition as edge AI innovator: Won the 2026 Embedded World Award in the Best Tools category for heliaAOT™, its ahead-of-time AI compiler, marking the third consecutive year of recognition and reinforcing Ambiq’s leadership in ultra-low-power edge AI solutions.

• Breakthrough in ultra-low-power semiconductor platform development: Revealed its 12nm SPOT® platform powering the upcoming Atomiq® SoC, enabling operation down to 300mV, the lowest voltage in Company history, and advancing energy-efficient performance for next-generation edge AI devices.

• Expansion of global R&D footprint to accelerate edge AI innovation: Announced a multi-year Singapore-based R&D program, supported by the Economic Development Board, to advance next-generation edge AI technologies and expand development and licensing of its SPOT® platform.

Management Commentary

“We have started 2026 with exceptional momentum, delivering strong results driven by accelerating demand for edge AI capabilities and strong execution. Our differentiated, ultra-low power SPOT platform positions us as the partner of choice for enabling on-device intelligence as we expand our presence across a broader range of form factors, use cases, customers and end markets,” said Fumihide Esaka, CEO of Ambiq. “With established technology leadership, positive demand trends, and a robust product roadmap, we remain confident in our ability to drive durable top-line growth and margin expansion in the years ahead.”

Summary of First Quarter 2026 Results

GAAP

(Unaudited; $ in thousands)

Three months ended March 31,

Three months ended December 31,

Three months ended March 31,

Quarter over quarter change

Year over year change

2026

2025

2025

Net sales

$

25,060

$

20,744

$

15,732

20.8

%

59.3

%

Gross profit

$

10,891

$

8,859

$

8,389

22.9

%

29.8

%

Gross margin

43.5

%

42.7

%

53.3

%

0.8 pts

-9.8 pts

Operating expense

$

22,580

$

20,821

$

17,130

8.4

%

31.8

%

Net loss

$

(10,171

)

$

(10,679

)

$

(8,284

)

$

508

$

(1,887

)

NON-GAAP FINANCIAL MEASURES*

(Unaudited; $ in thousands)

Three months ended March 31,

Three months ended December 31,

Three months ended March 31,

Quarter over quarter change

Year over year change

2026

2025

2025

Non-GAAP Gross profit

$

11,577

$

9,436

$

7,412

22.7

%

56.2

%

Non-GAAP Gross margin

46.2

%

45.5

%

47.1

%

0.7 pts

-0.9 pts

Non-GAAP Operating expense

$

18,144

$

16,599

$

13,148

9.3

%

38.0

%

Non-GAAP Net loss

$

(5,046

)

$

(5,861

)

$

(5,217

)

$

815

$

171

*Non-GAAP gross profit, non-GAAP gross margin, non-GAAP operating expense and non-GAAP net loss are non-GAAP financial measures. See "Non-GAAP Financial Measures" below for definitions of each of these measures, and the tables accompanying this press release for reconciliations of these measures to their most comparable GAAP measure.

Second Quarter Business Outlook1

Ambiq’s current expectations for the quarter ending June 30, 2026, include the following:

• Net sales within a range of $31.0 million to $32.0 million

• Non-GAAP gross margin between 45.0% and 46.0%

• Non-GAAP operating expense of $21.0 million to $22.0 million

• Non-GAAP net loss per share within a range of ($0.29) to ($0.23) based on a weighted average share count of 21.38 million shares outstanding

1Ambiq's financial outlook is based on assumptions that it believes to be reasonable as of the date of this release, but may be mate

2025
Q4

Q4 2025 Earnings

8-K

Mar 5, 2026

0001193125-26-092653

Transcript text not available. View on SEC.gov →

2025
Q4

Q4 2025 Earnings

8-K

Jan 21, 2026

0001193125-26-017259

8-K

false 0001500412 0001500412 2026-01-21 2026-01-21

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): January 21, 2026

Ambiq Micro, Inc.

(Exact name of registrant as specified in its charter)

Delaware

001-42766

27-1911389

(State or other jurisdiction

of incorporation)

(Commission

File Number)

(IRS Employer

Identification No.)

6500 River Place Blvd.

Building 7

Austin, Texas

78730

(Address of principal executive offices)

(Zip Code)

Registrant’s telephone number, including area code: 512 879-2850

(Former Name of Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligations of the registrant under any of the following provisions:

☐

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class

Trading Symbol(s)

Name of each exchange

on which registered

Common Stock, $0.000001 par value per share

AMBQ

New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02.

Results of Operations and Financial Condition.

On January 21, 2026, Ambiq Micro, Inc. (“Ambiq” or the “Company”) disclosed the following selected preliminary estimated unaudited financial results for the year ended December 31, 2025:

Year ended December 31, 2025

(Estimated)

Low

High

(in thousands)

(unaudited)

Net sales

$ 71,770

$ 72,470

Net sales outside Mainland China

$ 65,331

$ 66,368

Percentage of net sales outside of Mainland China

91.0 %

91.6 %

Net sales in Mainland China

$ 6,439

$ 6,102

Percentage of net sales in Mainland China

9.0 %

8.4 %

Gross profit

$ 31,359

$ 31,667

Gross margin

43.7 %

43.7 %

Non-GAAP gross profit(1)

$ 31,792

$ 32,300

Non-GAAP gross margin

44.3 %

44.6 %

(1)

The Company uses non-GAAP gross profit and non-GAAP gross profit margin, both non-GAAP financial measures, to help it make strategic decisions, establish budgets and operational goals for managing its business, analyzing its financial results, and evaluating its performance. The Company believes these non-GAAP financial measures provide additional tools for investors to use in comparing the Company’s core business and results of operations over multiple periods with other companies in its industry, many of which present similar non-GAAP financial measures to investors. However, the Company’s presentation of non-GAAP gross profit and non-GAAP gross margin may not be comparable to similarly titled measures reported by other companies due to differences in the way that these measures are calculated. Non-GAAP gross profit and non-GAAP gross margin should not be considered as the sole measures of the Company’s performance and should not be considered in isolation from, or as a substitute for gross profit or gross margin calculated in accordance with GAAP. The Company defines non-GAAP gross profit as gross profit adjusted to exclude expenses not directly attributable to gross profit, such as depreciation and amortization, gain on nonmonetary transaction, and stock-based compensation. The Company defines non-GAAP gross profit margin as non-GAAP gross profit as a percentage of net sales. For further information about the limitations of the use of non-GAAP financial measures, see the section titled “Management’s Discussion and Analysis of Financial Condition and Results of Operations—Non-GAAP Financial Measures” in the Company’s Quarterly Report on Form 10-Q for the quarter ended September 30, 2025, filed with the Securities and Exchange Commission (“SEC”) on November 6, 2025. A reconciliation of the ranges presented above for preliminary Non-GAAP gross profit to gross profit, the most directly comparable financial measures stated in accordance with GAAP, is provided below.

Year ended December 31, 2025

(Estimated)

Low

High

(in thousands)

(unaudited)

Gross profit

$ 31,359

$ 31,667

Add:

Depreciation and amortization

$ 1,856

$ 1,956

Stock-b

2025
Q3

Q3 2025 Earnings

8-K

Nov 6, 2025

0001193125-25-269612

Transcript text not available. View on SEC.gov →

2025
Q2

Q2 2025 Earnings

8-K

Sep 4, 2025

0000950170-25-113025

8-K

0001500412false00015004122025-09-042025-09-04

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): September 04, 2025

Ambiq Micro, Inc.

(Exact name of Registrant as Specified in Its Charter)

Delaware

001-42766

27-1911389

(State or Other Jurisdiction of Incorporation)

(Commission File Number)

(IRS Employer Identification No.)

6500 River Place Blvd.

Building 7

Austin, Texas

78730

(Address of Principal Executive Offices)

(Zip Code)

Registrant’s Telephone Number, Including Area Code: 512 879-2850

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class

Trading Symbol(s)

Name of each exchange on which registered

Common Stock, $0.000001 par value per share

AMBQ

New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02 Results of Operations and Financial Condition. On September 4, 2025, Ambiq Micro, Inc. (the "Company") issued a press release to report financial results for its quarter ended June 30, 2025. A copy of the press release is attached as Exhibit 99.1 and is incorporated by reference herein.

The information set forth in this Item 2.02 shall be deemed "furnished" and not "filed" for purposes of Section 18 of the Securities and Exchange Act of 1934, or otherwise subject to the liabilities of that section, and shall not be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Securities Exchange Act of 1934, except as shall be expressly set forth by specific reference in such filing.

Item 9.01 Financial Statements and Exhibits.

Exhibit Number

Description

99.1

Press Release of Ambiq Micro, Inc. dated September 4, 2025

104

Cover Page Interactive Data File (formatted as Inline XBRL)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Ambiq Micro, Inc.

Date:

September 4, 2025

By:

/s/ Jeffrey G. Winzeler

Name:

Title:

Jeffrey G. Winzeler

Chief Financial Officer

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