QUANTUM CORP /DE/ (QMCO) has 103 open-market insider trades by 25 insiders since 2019. Over the last six months insiders net sold $84K. The most active filer is James J. Lerner, CEO & President.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Pacific Investment Management Co. LLC | 10% Owner | — | 2 | $47.8M | 2025-04-15 |
| BRC Partners Opportunity Fund, LP via Bryant R. Riley | 10% Owner | — | 2 | $7.9M | 2021-04-26 |
| B. RILEY Capital Management, LLC | 10% Owner | — | 3 | $6.9M | 2020-04-16 |
| John Fichthorn | Dir10% Owner | — | 4 | $5.6M | 2026-10-01 |
| James J. Lerner | CEOPres | — | 17 | $5.0M | 2025-04-21 |
| VIEX Capital Advisors, LLC | 10% Owner | — | 1 | $4.2M | 2019-12-10 |
| Dialectic Antithesis Partners, LP via John Fichthorn | 10% Owner | — | 1 | $3.9M | 2019-01-17 |
| J. Michael Dodson | PresCFOVP | — | 12 | $3.0M | 2022-10-05 |
| BRC Partners Management GP, LLC | 10% Owner | — | 3 | $3.0M | 2020-04-24 |
| B. Riley Financial, Inc. | 10% Owner | — | 2 | $2.5M | 2020-04-14 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Anthony Craythorne | CRO | Sell | $16K | 2026-08-03 |
| Laura A. Nash | CAO | Sell | $3K | 2026-07-02 |
| Hugues Meyrath | CEO & President | Sell | $65K | 2026-07-02 |
| Laura A. Nash | CAO | Sell | $593 | 2026-04-02 |
| Hugues Meyrath | President | Sell | $32K | 2025-10-02 |
| Laura A. Nash | Chief Accounting Officer | Sell | $8K | 2025-10-01 |
Companies that share insiders with QMCO, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| Laura A. Nash | Chief Accounting Officer | Sell | $2K | 2025-09-12 |
| James J. Lerner | President | Sell | $27K | 2025-04-21 |
| Brian E. Cabrera | SVP Chief Admin Ofcr & Secy | Sell | $10K | 2025-04-21 |
| Lewis W. Moorehead | Chief Accounting Officer | Sell | $2K | 2025-04-21 |
| Pacific Investment Management Co. LLC | 10% Owner | Sell | $19.7M | 2025-04-15 |
| Laura A. Nash | Chief Accounting Officer | Sell | $2K | 2025-04-02 |
| Kenneth P. Gianella | CFO | Sell | $28K | 2025-02-03 |
| Kenneth P. Gianella | CFO | Sell | $106K | 2025-01-16 |
| James J. Lerner | CEO & President | Sell | $179K | 2025-01-16 |