Ambiq Micro, Inc. (AMBQ) — Insider Trading
Insider trading activity for Ambiq Micro, Inc. sourced from SEC EDGAR Form 4 filings.
Overview
- Total insider trades: 115
- Last trade date: Oct 6, 2026
- Ticker: AMBQ
Top Insiders
- Banks Bernard Bennett — 1 trades, buy: $0, sell: $0
- HSIEH Wen Hsuan — 1 trades, buy: $0, sell: $0
- TAUTGES JOSEPH A — 1 trades, buy: $0, sell: $0
- Esaka Fumihide (Chief Executive Officer) — 34 trades, buy: $1.4M, sell: $12.5M
- Chen Sean Chihhsiang (President and COO) — 20 trades, buy: $0, sell: $6.5M
Recent Trades
| Date | Insider | Ticker / Company | Type | Shares | Value |
|---|---|---|---|---|---|
| Oct 2, 2026 | Winzeler Jeffrey G | AMBQ Ambiq Micro, Inc. | SELL | 284 | $20K |
| Oct 2, 2026 | Winzeler Jeffrey G | AMBQ Ambiq Micro, Inc. | SELL | 2,828 | $197K |
| Oct 2, 2026 | Winzeler Jeffrey G | AMBQ Ambiq Micro, Inc. | SELL | 2,343 | $162K |
| Oct 2, 2026 | Hanson Scott McLean | AMBQ Ambiq Micro, Inc. | SELL | 452 | $32K |
| Oct 2, 2026 | Hanson Scott McLean | AMBQ Ambiq Micro, Inc. | SELL | 4,500 | $314K |
| Oct 2, 2026 | Hanson Scott McLean | AMBQ Ambiq Micro, Inc. | SELL | 3,728 | $258K |
| Oct 2, 2026 | Esaka Fumihide | AMBQ Ambiq Micro, Inc. | SELL | 862 | $62K |
| Oct 2, 2026 | Esaka Fumihide | AMBQ Ambiq Micro, Inc. | SELL | 8,585 | $599K |
| Oct 2, 2026 | Esaka Fumihide | AMBQ Ambiq Micro, Inc. | SELL | 7,113 | $492K |
| Oct 5, 2026 | Chen Sean Chihhsiang | AMBQ Ambiq Micro, Inc. | SELL | 100 | $7K |
| Oct 5, 2026 | Chen Sean Chihhsiang | AMBQ Ambiq Micro, Inc. | SELL | 800 | $54K |
| Oct 5, 2026 | Chen Sean Chihhsiang | AMBQ Ambiq Micro, Inc. | SELL | 1,797 | $121K |
| Oct 5, 2026 | Chen Sean Chihhsiang | AMBQ Ambiq Micro, Inc. | SELL | 5,508 | $366K |
| Oct 2, 2026 | Chen Sean Chihhsiang | AMBQ Ambiq Micro, Inc. | SELL | 302 | $22K |
| Oct 2, 2026 | Chen Sean Chihhsiang | AMBQ Ambiq Micro, Inc. | SELL | 3,008 | $210K |
| Oct 2, 2026 | Chen Sean Chihhsiang | AMBQ Ambiq Micro, Inc. | SELL | 2,492 | $172K |
| Oct 5, 2026 | SEAN CHEN | AAMBQ Ambiq Micro, Inc. | OTHER | 53,205 | $3.6M |
| Sep 15, 2026 | Hanson Scott McLean | AMBQ Ambiq Micro, Inc. | OTHER | 7,000 | N/A |
| Sep 15, 2026 | Hanson Scott McLean | AMBQ Ambiq Micro, Inc. | SELL | 100 | $6K |
| Sep 15, 2026 | Hanson Scott McLean | AMBQ Ambiq Micro, Inc. | SELL | 4,947 | $300K |