The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Chen Sean Chihhsiang since 2026.
This trader's CIK number is 2078559.
At the time of last reporting, Chen Sean Chihhsiang was the President and COO of Ambiq Micro, Inc.. (stock ticker symbol AMBQ).
Also see all insider trading activities at Ambiq Micro, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2026 | AMBQ | 0 | $0 | 55,685 | $3,951,073 | 55,685 | $327,427 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2026-05-15 | AMBQ | Sale | 55,685 | 70.95 | 3,951,073 |
| 2026-05-15 | AMBQ | Option Ex | 55,685 | 5.88 | 327,427 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Chen Sean Chihhsiang (President and COO of Ambiq Micro, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.