The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Winzeler Jeffrey G since 2019.
This trader's CIK number is 1312143.
At the time of last reporting, Winzeler Jeffrey G was the Chief Financial Officer 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 |
| 2019 | MRAM | 0 | $0 | 819 | $6,920 | 0 | $0 |
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2026 | AMBQ | 0 | $0 | 26,000 | $1,827,124 | 31,952 | $536,793 |
1. Everspin Technologies Inc. (MRAM)
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2019-03-13 | MRAM | Sale | 819 | 8.45 | 6,920 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2026-05-14 | AMBQ | Sale | 26,000 | 70.27 | 1,827,124 |
| 2026-05-15 | AMBQ | Option Ex | 5,952 | 16.80 | 99,993 |
| 2026-05-14 | AMBQ | Option Ex | 26,000 | 16.80 | 436,800 |
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 Winzeler Jeffrey G (Chief Financial Officer of Ambiq Micro, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.