The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Mumford Gregory J.d. since 2026.
This trader's CIK number is 2090886.
At the time of last reporting, Mumford Gregory J.d. was the Chief Financial Officer of Cipher Digital Inc.. (stock ticker symbol CIFR).
Also see all insider trading activities at Cipher Digital Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2026 | CIFR | 0 | $0 | 0 | $0 | 17,108 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2026-03-31 | CIFR | Option Ex | 17,108 | .00 | 0 |
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 Mumford Gregory J.d. (Chief Financial Officer of Cipher Digital Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.