Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
2025-04-21 Sale | 2025-04-23 5:14 pm | QUANTUM CORP | QMCO | Moorehead Lewis W. Chief Accounting Officer | 179 | $9.6488 | $1,727 | 24,971 (Direct) | View |
2025-04-21 Sale | 2025-04-23 5:14 pm | QUANTUM CORP | QMCO | Lerner James J President & CEO | 2,784 | $9.6488 | $26,862 | 110,848 (Direct) | View |
2025-04-21 Sale | 2025-04-23 5:14 pm | QUANTUM CORP | QMCO | Cabrera Brian E SVP Chief Admin Ofcr & Secy | 1,078 | $9.6488 | $10,401 | 28,736 (Direct) | View |
2025-04-15 Sale | 2025-04-17 4:05 pm | QUANTUM CORP | QMCO | PACIFIC INVESTMENT MANAGEMENT CO LLC 10% Owner | 962,127 | $10.25 | $9,861,802 | 0 (Indirect) | View |
2025-04-02 Sale | 2025-04-04 4:37 pm | QUANTUM CORP | QMCO | Nash Laura A. Chief Accounting Officer | 136 | $12.85 | $1,747 | 11,652 (Direct) | View |
2025-02-03 Sale | 2025-02-05 4:48 pm | QUANTUM CORP | QMCO | Gianella Kenneth P. Chief Financial Officer | 1,279 | $21.53 | $27,536 | 32,402 (Direct) | View |
2025-01-16 Sale | 2025-01-17 9:37 pm | QUANTUM CORP | QMCO | Lerner James J President & CEO | 2,511 | $35.68 | $89,592 | 107,804 (Direct) | View |
2025-01-16 Sale | 2025-01-17 9:35 pm | QUANTUM CORP | QMCO | Spanjaard Henk Jan Chief Revenue Officer | 935 | $35.68 | $33,361 | 14,903 (Direct) | View |
2025-01-16 Sale | 2025-01-17 9:31 pm | QUANTUM CORP | QMCO | Gianella Kenneth P. Chief Financial Officer | 1,487 | $35.68 | $53,056 | 33,681 (Direct) | View |
2024-11-08 Sale | 2025-01-17 9:29 pm | QUANTUM CORP | QMCO | Cabrera Brian E SVP Chief Admin Ofcr & Secy | 2,287 | $31.71 | $72,512 | 27,940 (Direct) | View |
2024-11-08 Sale(A) | 2025-01-17 9:26 pm | QUANTUM CORP | QMCO | Nash Laura A. Chief Accounting Officer | 328 | $4.43 | $1,453 | 11,788 (Direct) | View |
2024-11-08 Sale(A) | 2025-01-17 9:24 pm | QUANTUM CORP | QMCO | Lerner James J President & CEO | 3,681 | $4.43 | $16,307 | 110,315 (Direct) | View |
2024-11-08 Sale(A) | 2025-01-17 9:22 pm | QUANTUM CORP | QMCO | Spanjaard Henk Jan Chief Revenue Officer | 218 | $4.43 | $966 | 15,838 (Direct) | View |
2024-11-08 Sale(A) | 2025-01-17 9:18 pm | QUANTUM CORP | QMCO | Gianella Kenneth P. Chief Financial Officer | 1,332 | $4.43 | $5,901 | 35,168 (Direct) | View |
2024-11-08 Sale(A) | 2025-01-17 9:17 pm | QUANTUM CORP | QMCO | Cabrera Brian E SVP Chief Admin Ofcr & Secy | 2,118 | $4.43 | $9,383 | 30,227 (Direct) | View |
2025-01-03 Sale | 2025-01-07 6:14 pm | QUANTUM CORP | QMCO | PACIFIC INVESTMENT MANAGEMENT CO LLC 10% Owner | 228,195 | $61.52 | $14,038,556 | 962,127 (Indirect) | View |
2024-11-08 Sale | 2024-12-05 4:15 pm | QUANTUM CORP | QMCO | Gianella Kenneth P. Chief Financial Officer | 2,590 | $4.43 | $11,474 | 33,910 (Direct) | View |
2024-11-08 Sale | 2024-12-05 4:15 pm | QUANTUM CORP | QMCO | Spanjaard Henk Jan Chief Revenue Officer | 394 | $4.43 | $1,745 | 15,662 (Direct) | View |
2024-11-08 Sale | 2024-12-05 4:15 pm | QUANTUM CORP | QMCO | Lerner James J President & CEO | 6,505 | $4.43 | $28,817 | 107,491 (Direct) | View |
2024-11-08 Sale | 2024-12-05 4:14 pm | QUANTUM CORP | QMCO | Nash Laura A. Chief Accounting Officer | 685 | $4.43 | $3,035 | 11,431 (Direct) | View |
2024-11-08 Sale | 2024-12-05 4:14 pm | QUANTUM CORP | QMCO | Cabrera Brian E SVP Chief Admin Ofcr & Secy | 5,387 | $4.43 | $23,864 | 26,958 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
Ownership | 2025-04-30 4:03 pm | N/A N/A | QUANTUM CORP | QMCO | FICHTHORN JOHN Director | 0 | $0 | 10,866 (Direct) | View |
2025-04-21 Option Award | 2025-04-23 5:14 pm | N/A N/A | QUANTUM CORP | QMCO | Moorehead Lewis W. Chief Accounting Officer | 333 | $0 | 24,971 (Direct) | View |
2025-04-21 Option Award | 2025-04-23 5:14 pm | N/A N/A | QUANTUM CORP | QMCO | Lerner James J President & CEO | 5,828 | $0 | 110,848 (Direct) | View |
2025-04-21 Option Award | 2025-04-23 5:14 pm | N/A N/A | QUANTUM CORP | QMCO | Cabrera Brian E SVP Chief Admin Ofcr & Secy | 1,874 | $0 | 28,736 (Direct) | View |
Ownership | 2025-04-14 4:32 pm | N/A N/A | QUANTUM CORP | QMCO | Moorehead Lewis W. Chief Accounting Officer | 0 | $0 | 24,817 (Direct) | View |
2025-01-03 Exercise | 2025-01-07 6:14 pm | 2020-06-16 2030-06-16 | QUANTUM CORP | QMCO | PACIFIC INVESTMENT MANAGEMENT CO LLC 10% Owner | 677,905 | $0 | 962,127 (Indirect) | View |
2025-01-03 Exercise | 2025-01-07 6:14 pm | N/A N/A | QUANTUM CORP | QMCO | PACIFIC INVESTMENT MANAGEMENT CO LLC 10% Owner | 114,155 | $54.2 | 962,127 (Indirect) | View |
2025-01-03 Exercise | 2025-01-07 6:14 pm | N/A N/A | QUANTUM CORP | QMCO | PACIFIC INVESTMENT MANAGEMENT CO LLC 10% Owner | 343,780 | $6.2 | 962,127 (Indirect) | View |
2025-01-03 Exercise | 2025-01-07 6:14 pm | N/A N/A | QUANTUM CORP | QMCO | PACIFIC INVESTMENT MANAGEMENT CO LLC 10% Owner | 219,970 | $26 | 962,127 (Indirect) | View |
2024-11-01 Option Award | 2024-11-05 5:44 pm | N/A N/A | QUANTUM CORP | QMCO | Tracy John R. Director | 3,000 | $0 | 15,000 (Direct) | View |
2024-10-01 Option Award | 2024-10-21 5:17 pm | N/A N/A | QUANTUM CORP | QMCO | Lerner James J President & CEO | 18,750 | $0 | 1,923,658 (Direct) | View |
2024-10-01 Option Award | 2024-10-21 5:17 pm | N/A N/A | QUANTUM CORP | QMCO | Gianella Kenneth P. Chief Financial Officer | 17,750 | $0 | 392,750 (Direct) | View |
2024-10-01 Option Award | 2024-10-21 5:17 pm | N/A N/A | QUANTUM CORP | QMCO | Spanjaard Henk Jan Chief Revenue Officer | 10,000 | $0 | 131,112 (Direct) | View |
2024-10-01 Option Award | 2024-10-21 5:17 pm | N/A N/A | QUANTUM CORP | QMCO | Cabrera Brian E SVP Chief Admin Ofcr & Secy | 13,750 | $0 | 385,637 (Direct) | View |
2024-10-01 Option Award | 2024-10-21 5:16 pm | N/A N/A | QUANTUM CORP | QMCO | Jaworksi Don Director | 12,000 | $0 | 97,498 (Direct) | View |
2024-10-01 Option Award | 2024-10-21 5:16 pm | N/A N/A | QUANTUM CORP | QMCO | White Yue Zhou Director | 12,000 | $0 | 126,766 (Direct) | View |
2024-10-01 Option Award | 2024-10-21 5:16 pm | N/A N/A | QUANTUM CORP | QMCO | Meyrath Hugues Director | 12,000 | $0 | 97,498 (Direct) | View |
2024-10-01 Option Award | 2024-10-21 5:16 pm | N/A N/A | QUANTUM CORP | QMCO | Tracy John R. Director | 12,000 | $0 | 12,000 (Direct) | View |