Mumford Gregory J.D. — Chief Financial Officer
Insider trading activity for Mumford Gregory J.D. sourced from SEC EDGAR Form 4 filings.
Overview
- Title: Chief Financial Officer
- Company: Cipher Digital Inc.
- Total insider trades: 14
- Total buy volume: $0
- Total sell volume: $0
- Last trade: Oct 15, 2026
Recent Trades
| Date | Insider | Ticker / Company | Type | Shares | Value |
|---|---|---|---|---|---|
| Oct 14, 2026 | Mumford Gregory J.D. | CIFR Cipher Digital Inc. | OTHER | 125,000 | $0 |
| Oct 14, 2026 | Mumford Gregory J.D. | CIFR Cipher Digital Inc. | OTHER | 67,768 | $674K |
| Oct 14, 2026 | Mumford Gregory J.D. | CIFR Cipher Digital Inc. | OTHER | 125,000 | N/A |
| Sep 30, 2026 | Mumford Gregory J.D. | CIFR Cipher Digital Inc. | OTHER | 17,109 | $0 |
| Sep 30, 2026 | Mumford Gregory J.D. | CIFR Cipher Digital Inc. | OTHER | 6,895 | $109K |
| Sep 30, 2026 | Mumford Gregory J.D. | CIFR Cipher Digital Inc. | OTHER | 17,109 | N/A |
| Sep 30, 2026 | Mumford Gregory J.D. | CIFR Cipher Digital Inc. | OTHER | 17,109 | $0 |
| Sep 30, 2026 | Mumford Gregory J.D. | CIFR Cipher Digital Inc. | OTHER | 17,109 | N/A |
| Jun 30, 2026 | Mumford Gregory J.D. | CIFR Cipher Digital Inc. | OTHER | 17,108 | N/A |
| Jun 30, 2026 | Mumford Gregory J.D. | CIFR Cipher Digital Inc. | OTHER | 6,895 | $169K |
| Jun 30, 2026 | Mumford Gregory J.D. | CIFR Cipher Digital Inc. | OTHER | 17,108 | N/A |
| Mar 31, 2026 | Mumford Gregory J.D. | CIFR Cipher Digital Inc. | OTHER | 17,108 | N/A |
| Mar 31, 2026 | Mumford Gregory J.D. | CIFR Cipher Digital Inc. | OTHER | 7,114 | $92K |
| Mar 31, 2026 | Mumford Gregory J.D. | CIFR Cipher Digital Inc. | OTHER | 17,108 | N/A |