| 2017-07-03 | Sale | Quantum Corporation QMCO | Senior VP, GC & Secretary | 10,000 0.0282% | $7.82 | $78,200 | -36.39% | |
| 2011-07-01 | Sale | Quantum Corporation QMCO | Senior VP, GC & Secretary | 182,029 0.0763% | $3.29 | $598,095 | -29.38% | |
| 2011-06-01 | Sale | Quantum Corporation QMCO | Senior VP, GC & Secretary | 35,000 0.0154% | $3.04 | $106,460 | -19.47% | |
| 2011-02-14 | Sale | Quantum Corporation QMCO | Senior VP, GC & Secretary | 109,378 0.0482% | $2.86 | $312,609 | -8.63% | |
| 2010-11-18 | Sale | Quantum Corporation QMCO | Senior VP, GC & Secretary | 16,437 0.0072% | $3.50 | $57,530 | -20.45% | |
| 2010-11-05 | Sale | Quantum Corporation QMCO | Senior VP, GC & Secretary | 5,200 0.0024% | $3.50 | $18,200 | -16.43% | |
| 2010-10-08 | Sale | Quantum Corporation QMCO | Senior VP, GC & Secretary | 6,000 0.0026% | $2.25 | $13,500 | +31% |