The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Harler Mary Beth since 2024.
This trader's CIK number is 2018699.
At the time of last reporting, Harler Mary Beth was the Chief Executive Officer of Igm Biosciences, Inc.. (stock ticker symbol IGMS).
Also see all insider trading activities at Igm Biosciences, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | IGMS | 0 | $0 | 23,352 | $29,297 | 0 | $0 |
| 2024 | IGMS | 0 | $0 | 4,765 | $41,825 | 0 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-07-23 | IGMS | Sale | 14,501 | 1.27 | 18,459 |
| 2025-06-16 | IGMS | Sale | 1,522 | 1.20 | 1,824 |
| 2025-03-14 | IGMS | Sale | 7,329 | 1.23 | 9,014 |
| 2024-12-16 | IGMS | Sale | 1,708 | 7.48 | 12,775 |
| 2024-09-13 | IGMS | Sale | 1,487 | 11.54 | 17,158 |
| 2024-06-14 | IGMS | Sale | 1,570 | 7.58 | 11,892 |
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 Harler Mary Beth (Chief Executive Officer of Igm Biosciences, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.