QMCO
QUANTUM CORP /DE/
NASDAQ · Technology · Computer Hardware · US
$18.31
−0.92%0
Insider buys (3m)
1
Insider sells (3m)
-$15.9K
Net value (3m)
+70.0%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Oct 5, 2026 | Meyrath Hugues · director, officer: President & CEO | A-Award | 500,000 | $32 |
| Oct 5, 2026 | Patel Hiral · officer: Chief Accounting Officer | A-Award | 50,000 | $0.00 |
| Oct 5, 2026 | White Yue Zhou · director | A-Award | 12,000 | $0.00 |
| Oct 5, 2026 | Jaworksi Don · director | A-Award | 12,000 | $0.00 |
| Oct 5, 2026 | Clancy James C · officer: Chief Operating Officer | A-Award | 400,000 | $32 |
| Oct 5, 2026 | Clancy James C · officer: Chief Operating Officer | A-Award | 150,000 | $0.00 |
| Oct 5, 2026 | Craythorne Anthony · officer: Chief Revenue Officer | A-Award | 200,000 | $32 |
| Oct 5, 2026 | FICHTHORN JOHN · director, 10 percent owner: | A-Award | 12,000 | $0.00 |
| Oct 5, 2026 | Tracy John R. · director | A-Award | 12,000 | $0.00 |
| Oct 5, 2026 | Blevins Tony J · director | A-Award | 12,000 | $0.00 |
| Aug 5, 2026 | Craythorne Anthony · officer: Chief Revenue Officer | Sale | 1,478 | $11 |
| Jul 7, 2026 | Meyrath Hugues · director, officer: President & CEO | Sale | 6,232 | $11 |
| Jul 7, 2026 | Nash Laura A. · officer: Chief Accounting Officer | Sale | 260 | $11 |
| Jun 8, 2026 | FICHTHORN JOHN · director, 10 percent owner: | A-Award | 3,083,975 | $5.19 |
| Jun 8, 2026 | Dialectic Technology SPV LLC · 10 percent owner | A-Award | 3,083,975 | $5.19 |
| Apr 3, 2026 | Craythorne Anthony · officer: Chief Revenue Officer | A-Award | 148,500 | $5.03 |
| Apr 3, 2026 | Nash Laura A. · officer: Chief Accounting Officer | A-Award | 49,500 | $5.03 |
| Apr 3, 2026 | Meyrath Hugues · director, officer: President & CEO | A-Award | 850,000 | $5.03 |
| Apr 3, 2026 | Nash Laura A. · officer: Chief Accounting Officer | Sale | 109 | $5.44 |
| Mar 4, 2026 | White William Hillis · officer: Chief Financial Officer | A-Award | 25,000 | $0.00 |
| Jan 5, 2026 | Jaworksi Don · director | A-Award | 12,000 | $0.00 |
| Jan 5, 2026 | Meyrath Hugues · director, officer: President & CEO | A-Award | 50,000 | $6.45 |
| Jan 5, 2026 | Blevins Tony J · director | A-Award | 12,000 | $0.00 |
| Jan 5, 2026 | Meyrath Hugues · director, officer: President & CEO | A-Award | 62,500 | $0.00 |
| Jan 5, 2026 | Craythorne Anthony · officer: Chief Revenue Officer | A-Award | 15,000 | $0.00 |
| Jan 5, 2026 | Clancy James C · director | A-Award | 12,000 | $0.00 |
| Jan 5, 2026 | Tracy John R. · director | A-Award | 12,000 | $0.00 |
| Jan 5, 2026 | White Yue Zhou · director | A-Award | 12,000 | $0.00 |
| Jan 5, 2026 | FICHTHORN JOHN · director, 10 percent owner: | A-Award | 12,000 | $0.00 |
| Nov 4, 2025 | Meyrath Hugues · director, officer: President & CEO | A-Award | 37,500 | $0.00 |
Institutional positioning
13F filings over the trailing two quarters
New 44Increased 27Reduced 18Sold out 9
| Filer | Action | Shares | Filed |
|---|---|---|---|
| Alyeska Investment Group, L.P. | New Position | 2,653,928 | Aug 14, 2026 |
| Two Seas Capital LP | New Position | 2,488,535 | Aug 12, 2026 |
| OAKTREE CAPITAL MANAGEMENT LP | New Position | 2,011,678 | Aug 14, 2026 |
| Neuberger Berman Group LLC | New Position | 1,163,315 | Aug 13, 2026 |
| ASHFORD CAPITAL MANAGEMENT INC | New Position | 1,039,200 | Aug 21, 2026 |
| Portolan Capital Management, LLC | New Position | 1,020,120 | Aug 14, 2026 |
| MARSHALL WACE, LLP | Increased | 713,075 | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 605,541 | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 539,275 | May 15, 2026 |
| Manatuck Hill Partners, LLC | New Position | 350,000 | Aug 14, 2026 |
| BlackRock, Inc. | Increased | 273,030 | Aug 7, 2026 |
| SONA ASSET MANAGEMENT (US) LLC | Increased | 250,100 | Aug 14, 2026 |
| BLACKROCK, INC. | Reduced | 217,532 | May 13, 2026 |
| JANE STREET GROUP, LLC | New Position | 208,500 | Aug 14, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | New Position | 200,075 | Aug 14, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Oct 5, 2026