15 insiders reported 34 Form 4 transactions for QUANTUM CORP /DE/ (QMCO) over the past 18 months (most recent 2026-08-05). Recent activity: Craythorne Anthony (Chief Revenue Officer) Sell 1,478 shares, Meyrath Hugues (President & CEO) Sell 6,232 shares, Nash Laura A. (Chief Accounting Officer) Sell 260 shares, FICHTHORN JOHN (Director) Buy 11.0M shares, Dialectic Technology SPV LLC (10% Owner) Buy 11.0M shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-05 | Craythorne Anthony | Chief Revenue Officer | Sell | 1,478 | $15,856 |
| 2026-07-07 | Meyrath Hugues | President & CEO | Sell | 6,232 | $65,498 |
| 2026-07-07 | Nash Laura A. | Chief Accounting Officer | Sell | 260 | $2,733 |
| 2026-06-08 | FICHTHORN JOHN | Director | Buy | 11.0M | $57.2M |
| 2026-06-08 | Dialectic Technology SPV LLC | 10% Owner | Buy | 11.0M | $57.2M |
| 2026-06-08 | FICHTHORN JOHN | Director | Buy | 3.1M | $16.0M |
| 2026-06-08 | Dialectic Technology SPV LLC | 10% Owner | Buy | 3.1M | $16.0M |
| 2026-04-03 | Nash Laura A. | Chief Accounting Officer | Sell | 109 | $593 |
| 2026-03-04 | White William Hillis | Chief Financial Officer | Buy | 25,000 | $0 |
| 2026-01-05 | Jaworksi Don | Director | Buy | 12,000 | $0 |
| 2026-01-05 | White Yue Zhou | Director | Buy | 12,000 | $0 |
| 2026-01-05 | Blevins Tony J | Director | Buy | 12,000 | $0 |
| 2026-01-05 | Craythorne Anthony | Chief Revenue Officer | Buy | 15,000 | $0 |
| 2026-01-05 | Clancy James C | Director | Buy | 12,000 | $0 |
| 2026-01-05 | Meyrath Hugues | President & CEO | Buy | 62,500 | $0 |
| 2026-01-05 | Tracy John R. | Director | Buy | 12,000 | $0 |
| 2026-01-05 | FICHTHORN JOHN | Director | Buy | 12,000 | $0 |
| 2025-11-04 | Meyrath Hugues | President & CEO | Buy | 37,500 | $0 |
| 2025-11-04 | Blevins Tony J | Director | Buy | 1,000 | $0 |
| 2025-11-04 | Clancy James C | Director | Buy | 1,000 | $0 |
| 2025-10-03 | Nash Laura A. | Chief Accounting Officer | Buy | 500 | $0 |
| 2025-10-03 | Nash Laura A. | Chief Accounting Officer | Sell | 118 | $1,169 |
| 2025-10-03 | Meyrath Hugues | President & CEO | Sell | 2,975 | $32,308 |
| 2025-10-03 | Nash Laura A. | Chief Accounting Officer | Sell | 611 | $6,635 |
| 2025-09-17 | Nash Laura A. | Chief Accounting Officer | Sell | 284 | $2,102 |
Source: SEC Form 4 filings · as of 2026-08-05