White Yue Zhou
Director
Award
Calculated transaction value
$0
12,000 shares @ $0
Traded
Oct 1, 2026
Filed
Oct 5, 2026
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Quantum Corporation
QMCO
ManufacturingIndustrial Machinery
Transactions reported in official disclosures
Price with disclosed trades
Daily closes, past year · marks sit on transaction dates, sized by value
21 trades
| Reporting person | Filed | Transaction | Transaction value | Source | Actions |
|---|---|---|---|---|---|
| White Yue Zhou Director | Oct 5, 2026 4-day lag | Award Oct 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Blevins Tony J Director | Oct 5, 2026 4-day lag | Award Oct 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Tracy John R. Director | Oct 5, 2026 4-day lag | Award Oct 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Fichthorn John Director / Ten Percent Owner | Oct 5, 2026 4-day lag | Award Oct 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Clancy James C Chief Operating Officer | Oct 5, 2026 4-day lag | Award Oct 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Clancy James C Chief Operating Officer | Oct 5, 2026 4-day lag | Award Oct 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Meyrath Hugues President & CEO | Oct 5, 2026 4-day lag | Award Oct 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Patel Hiral Chief Accounting Officer | Oct 5, 2026 4-day lag | Award Oct 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Jaworksi Don Director | Oct 5, 2026 4-day lag | Award Oct 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Craythorne Anthony Chief Revenue Officer | Oct 5, 2026 4-day lag | Award Oct 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Craythorne Anthony Chief Revenue Officer | Aug 5, 2026 2-day lag | Sale Aug 3, 2026 | $15.86K Filed shares x price | SEC Form 4 View filing | |
| Nash Laura A. Chief Accounting Officer | Jul 7, 2026 5-day lag | Sale Jul 2, 2026 | $2.73K Filed shares x price | SEC Form 4 View filing | |
| Meyrath Hugues President & CEO | Jul 7, 2026 5-day lag | Sale Jul 2, 2026 | $65.5K Filed shares x price | SEC Form 4 View filing | |
| Fichthorn John Director / Ten Percent Owner | Jun 8, 2026 4-day lag | Conversion Jun 4, 2026 | $57.24M Filed shares x price | SEC Form 4 View filing | |
| Dialectic Technology Spv Llc 10% owner | Jun 8, 2026 4-day lag | Conversion Jun 4, 2026 | $57.24M Filed shares x price | SEC Form 4 View filing | |
| Fichthorn John Director / Ten Percent Owner | Jun 8, 2026 4-day lag | Award Jun 4, 2026 | $16.02M Filed shares x price | SEC Form 4 View filing | |
| Dialectic Technology Spv Llc 10% owner | Jun 8, 2026 4-day lag | Award Jun 4, 2026 | $16.02M Filed shares x price | SEC Form 4 View filing | |
| Dialectic Technology Spv Llc 10% owner | Jun 8, 2026 4-day lag | Conversion Jun 4, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Fichthorn John Director / Ten Percent Owner | Jun 8, 2026 4-day lag | Conversion Jun 4, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Fichthorn John Director / Ten Percent Owner | Jun 8, 2026 7-day lag | Other Jun 1, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Dialectic Technology Spv Llc 10% owner | Jun 8, 2026 7-day lag | Other Jun 1, 2026 | Not reported Reported range | SEC Form 4 View filing |
Blevins Tony J
Director
Award
Calculated transaction value
$0
12,000 shares @ $0
Traded
Oct 1, 2026
Filed
Oct 5, 2026
Tracy John R.
Director
Award
Calculated transaction value
$0
12,000 shares @ $0
Traded
Oct 1, 2026
Filed
Oct 5, 2026
Fichthorn John
Director / Ten Percent Owner
Award
Calculated transaction value
$0
12,000 shares @ $0
Traded
Oct 1, 2026
Filed
Oct 5, 2026
Clancy James C
Chief Operating Officer
Award
Calculated transaction value
$0
150,000 shares @ $0
Traded
Oct 1, 2026
Filed
Oct 5, 2026
Clancy James C
Chief Operating Officer
Award
Calculated transaction value
$0
400,000 shares @ $0
Traded
Oct 1, 2026
Filed
Oct 5, 2026
Meyrath Hugues
President & CEO
Award
Calculated transaction value
$0
500,000 shares @ $0
Traded
Oct 1, 2026
Filed
Oct 5, 2026
Patel Hiral
Chief Accounting Officer
Award
Calculated transaction value
$0
50,000 shares @ $0
Traded
Oct 1, 2026
Filed
Oct 5, 2026
Jaworksi Don
Director
Award
Calculated transaction value
$0
12,000 shares @ $0
Traded
Oct 1, 2026
Filed
Oct 5, 2026
Craythorne Anthony
Chief Revenue Officer
Award
Calculated transaction value
$0
200,000 shares @ $0
Traded
Oct 1, 2026
Filed
Oct 5, 2026
Craythorne Anthony
Chief Revenue Officer
Sale
Calculated transaction value
$15.86K
1,478 shares @ $10.73
Traded
Aug 3, 2026
Filed
Aug 5, 2026
Nash Laura A.
Chief Accounting Officer
Sale
Calculated transaction value
$2.73K
260 shares @ $10.51
Traded
Jul 2, 2026
Filed
Jul 7, 2026
Meyrath Hugues
President & CEO
Sale
Calculated transaction value
$65.5K
6,232 shares @ $10.51
Traded
Jul 2, 2026
Filed
Jul 7, 2026
Fichthorn John
Director / Ten Percent Owner
Conversion
Calculated transaction value
$57.24M
11,020,645 shares @ $5.19
Traded
Jun 4, 2026
Filed
Jun 8, 2026
Dialectic Technology Spv Llc
10% owner
Conversion
Calculated transaction value
$57.24M
11,020,645 shares @ $5.19
Traded
Jun 4, 2026
Filed
Jun 8, 2026
Fichthorn John
Director / Ten Percent Owner
Award
Calculated transaction value
$16.02M
3,083,975 shares @ $5.19
Traded
Jun 4, 2026
Filed
Jun 8, 2026
Dialectic Technology Spv Llc
10% owner
Award
Calculated transaction value
$16.02M
3,083,975 shares @ $5.19
Traded
Jun 4, 2026
Filed
Jun 8, 2026
Dialectic Technology Spv Llc
10% owner
Conversion
Reported value range
Not reported
Derivative security
Traded
Jun 4, 2026
Filed
Jun 8, 2026
Fichthorn John
Director / Ten Percent Owner
Conversion
Reported value range
Not reported
57,241,228 shares
Traded
Jun 4, 2026
Filed
Jun 8, 2026
Fichthorn John
Director / Ten Percent Owner
Other
Reported value range
Not reported
105,911 shares
Traded
Jun 1, 2026
Filed
Jun 8, 2026
Dialectic Technology Spv Llc
10% owner
Other
Reported value range
Not reported
105,911 shares
Traded
Jun 1, 2026
Filed
Jun 8, 2026