# Ambiq Micro, Inc. (AMBQ)

> Cited company facts from SEC filings, by Steadybase. Web page: https://steadybase.io/company/ambiq-micro-inc/ JSON: https://steadybase.io/company/ambiq-micro-inc.json Checked Nov 10, 2026. Latest filing read: Aug 11, 2026.

## Company

- Legal name: Ambiq Micro, Inc.
- Ticker: AMBQ (NYSE)
- SEC CIK: 0001500412
- Industry: Semiconductors & Related Devices (SIC 3674)
- Headquarters: Austin, TX
- Fiscal year ends: December 31
- SEC filer category: Non-accelerated filer<br>Smaller reporting company<br>Emerging growth company
- Website: ambiq.com
- LinkedIn: https://www.linkedin.com/company/ambiq-micro
- Next earnings date: Nov 10, 2026

## Key facts

- Revenue: $72.5M for the fiscal year ended Dec 31, 2025 (10-K filed Mar 5, 2026). Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312526094004/0001193125-26-094004-index.html
- Operating income: -$39.5M for the fiscal year ended Dec 31, 2025 (10-K filed Mar 5, 2026). Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312526094004/0001193125-26-094004-index.html
- Net income: -$36.5M for the fiscal year ended Dec 31, 2025 (10-K filed Mar 5, 2026). Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312526094004/0001193125-26-094004-index.html
- SG&A: $33.2M for the fiscal year ended Dec 31, 2025 (10-K filed Mar 5, 2026). Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312526094004/0001193125-26-094004-index.html
- Employees: 202 as of Dec 31, 2025, as reported in an SEC filing. Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312526094004/ambq-20251231.htm
- Shares outstanding: 24,184,536 as of Aug 7, 2026 (10-Q filed Aug 11, 2026). Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312526344145/0001193125-26-344145-index.html
- Auditor: Kpmg LLP, Austin, Texas, named in the latest 10-K. Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312526094004/ambq-20251231.htm

## Business

We are a pioneer and leading provider of ultra-low power semiconductor solutions designed to address the significant power consumption challenges of general purpose and AI compute – especially at the edge.

Source: Item 1. Business, https://www.sec.gov/Archives/edgar/data/1500412/000119312526094004/ambq-20251231.htm

## Annual results

| Fiscal year ended | Revenue | Operating income | Net income | SG&A |
|---|---|---|---|---|
| Dec 31, 2025 | $72.5M | -$39.5M | -$36.5M | $33.2M |
| Dec 31, 2024 | $76.1M | -$40.6M | -$39.7M | $27.7M |

Each figure comes from the annual report for that year. Filing links for every figure: https://steadybase.io/company/ambiq-micro-inc.json

## Officers and directors

- Fumihide Esaka, Chief Executive Officer. LinkedIn: https://linkedin.com/in/fumihide-esaka-54114386. Source: Form 4 filed Sep 15, 2026, https://www.sec.gov/Archives/edgar/data/1500412/000207845426000014/0002078454-26-000014-index.htm
- Jeffrey G. Winzeler, Chief Financial Officer. LinkedIn: https://linkedin.com/in/jeff-winzeler-5a6b119. Source: Form 4 filed Jun 4, 2026, https://www.sec.gov/Archives/edgar/data/1500412/000131214326000008/0001312143-26-000008-index.htm
- Sean Chihhsiang Chen, President and COO. Source: Form 4 filed Sep 15, 2026, https://www.sec.gov/Archives/edgar/data/1500412/000207855926000010/0002078559-26-000010-index.htm
- Scott McLean Hanson, Chief Technology Officer. Source: Form 4 filed Sep 17, 2026, https://www.sec.gov/Archives/edgar/data/1500412/000207833926000014/0002078339-26-000014-index.htm
- Michele Kim Connors, General Counsel. Source: Form 4 filed Apr 6, 2026, https://www.sec.gov/Archives/edgar/data/1500412/000210419326000008/0002104193-26-000008-index.htm
- Bernard B. Banks, Director. Source: 10-K filed Mar 5, 2026, https://www.sec.gov/Archives/edgar/data/1500412/000119312526094004/ambq-20251231.htm
- Joseph Tautges, Director. Source: 10-K filed Mar 5, 2026, https://www.sec.gov/Archives/edgar/data/1500412/000119312526094004/ambq-20251231.htm
- Ker Zhang, Ph.D., Director. Source: 10-K filed Mar 5, 2026, https://www.sec.gov/Archives/edgar/data/1500412/000119312526094004/ambq-20251231.htm
- Scott Hanson, Ph.D., Director. Source: 10-K filed Mar 5, 2026, https://www.sec.gov/Archives/edgar/data/1500412/000119312526094004/ambq-20251231.htm
- Timothy Chen, Director. Source: 10-K filed Mar 5, 2026, https://www.sec.gov/Archives/edgar/data/1500412/000119312526094004/ambq-20251231.htm
- Wen Hsieh, Ph.D., Director. Source: 10-K filed Mar 5, 2026, https://www.sec.gov/Archives/edgar/data/1500412/000119312526094004/ambq-20251231.htm

## Recent 8-K events

- Aug 11, 2026: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312526343443/ambq-20260811.htm
- Jul 30, 2026: Item 7.01, Regulation FD disclosure; Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312526325025/d88803d8k.htm
- Jun 8, 2026: Item 5.07, Submission of matters to a vote of security holders. Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312526261248/ambq-20260608.htm
- May 12, 2026: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312526218189/ambq-20260512.htm
- Mar 5, 2026: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312526092653/ambq-20260305.htm
- Jan 21, 2026: Item 2.02, Results of operations and financial condition (earnings release). Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312526017259/d937767d8k.htm
- Jan 8, 2026: Item 5.02, Departure or appointment of directors or officers; compensation. Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312526007673/d60304d8k.htm
- Nov 6, 2025: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312525269612/ambq-20251106.htm
- Oct 3, 2025: Item 5.02, Departure or appointment of directors or officers; compensation. Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312525230103/d823936d8k.htm
- Sep 4, 2025: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/1500412/000095017025113025/ambq-20250904.htm

## Insider trades (Form 4)

- Oct 15, 2026: Fumihide Esaka (Chief Executive Officer) sold 5,000 shares, about $255,017. Source: https://www.sec.gov/Archives/edgar/data/1500412/000207845426000020/0002078454-26-000020-index.htm
- Oct 15, 2026: Scott McLean Hanson (Chief Technology Officer) sold 7,000 shares, about $357,008. Source: https://www.sec.gov/Archives/edgar/data/1500412/000207833926000020/0002078339-26-000020-index.htm
- Oct 14, 2026: Sean Chihhsiang Chen (President and COO) sold 15,000 shares, about $772,438. Source: https://www.sec.gov/Archives/edgar/data/1500412/000207855926000016/0002078559-26-000016-index.htm
- Oct 5, 2026: Sean Chihhsiang Chen (President and COO) sold 14,007 shares, about $951,744. Source: https://www.sec.gov/Archives/edgar/data/1500412/000207855926000014/0002078559-26-000014-index.htm
- Oct 2, 2026: Fumihide Esaka (Chief Executive Officer) sold 16,560 shares, about $1.2M. Source: https://www.sec.gov/Archives/edgar/data/1500412/000207845426000018/0002078454-26-000018-index.htm
- Oct 2, 2026: Scott McLean Hanson (Chief Technology Officer) sold 8,680 shares, about $604,091. Source: https://www.sec.gov/Archives/edgar/data/1500412/000207833926000018/0002078339-26-000018-index.htm
- Oct 2, 2026: Jeffrey G. Winzeler (Chief Financial Officer) sold 5,455 shares, about $379,645. Source: https://www.sec.gov/Archives/edgar/data/1500412/000131214326000013/0001312143-26-000013-index.htm
- Sep 15, 2026: Scott McLean Hanson (Chief Technology Officer) sold 7,000 shares, about $421,952. Source: https://www.sec.gov/Archives/edgar/data/1500412/000207833926000014/0002078339-26-000014-index.htm
- Sep 15, 2026: Fumihide Esaka (Chief Executive Officer) sold 63,500 shares, about $4.0M. Source: https://www.sec.gov/Archives/edgar/data/1500412/000207845426000014/0002078454-26-000014-index.htm
- Sep 14, 2026: Sean Chihhsiang Chen (President and COO) sold 15,000 shares, about $902,138. Source: https://www.sec.gov/Archives/edgar/data/1500412/000207855926000010/0002078559-26-000010-index.htm
- Sep 11, 2026: Ker Zhang (Director) sold 10,000 shares, about $634,404. Source: https://www.sec.gov/Archives/edgar/data/1500412/000126687026000006/0001266870-26-000006-index.htm
- Sep 4, 2026: Sean Chihhsiang Chen (President and COO) sold 15,000 shares, about $857,604. Source: https://www.sec.gov/Archives/edgar/data/1500412/000207855926000008/0002078559-26-000008-index.htm
- Sep 4, 2026: Ker Zhang (Director) sold 185 shares, about $10,530. Source: https://www.sec.gov/Archives/edgar/data/1500412/000126687026000004/0001266870-26-000004-index.htm
- Sep 2, 2026: Fumihide Esaka (Chief Executive Officer) sold 108,500 shares, about $6.2M. Source: https://www.sec.gov/Archives/edgar/data/1500412/000207845426000012/0002078454-26-000012-index.htm
- Aug 27, 2026: Scott McLean Hanson (Chief Technology Officer) sold 55,000 shares, about $3.3M. Source: https://www.sec.gov/Archives/edgar/data/1500412/000207833926000012/0002078339-26-000012-index.htm

## What management said

- "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" Fumihide Esaka, CEO of Ambiq (8-K filed Aug 11, 2026). Source: https://www.sec.gov/Archives/edgar/data/1500412/000119312526343443/ambq-ex99_1.htm

## Latest filings

- 8-K filed Aug 11, 2026: https://www.sec.gov/Archives/edgar/data/1500412/000119312526343443/ambq-20260811.htm
- 10-K filed Mar 5, 2026: https://www.sec.gov/Archives/edgar/data/1500412/000119312526094004/ambq-20251231.htm
- 10-Q filed Aug 11, 2026: https://www.sec.gov/Archives/edgar/data/1500412/000119312526344145/ambq-20260630.htm
- DEF 14A filed Apr 22, 2026: https://www.sec.gov/Archives/edgar/data/1500412/000119312526170349/ambq-20260422.htm

## About this data

SEC EDGAR filings, read by Steadybase. Every value links to the filing it came from.
Steadybase covers US-headquartered public companies that file with the SEC. API and MCP access: https://steadybase.io/docs/