Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:c34bc0e5-022f-5885-bfab-6f335a246f68 2026-07-02T10:58:49-04:00 Jonathan Moreland Profit from legal insider trading. InsiderInsights.com provides free insider trading data tools and resources, and professional grade subscription based real time Form 4 data, analysis and services QMCO: FICHTHORN JOHN (DIR,BO) Acquired (JB) 3.1mm Shares of QUANTUM CORP DE for $5.19 on 6/4 urn:uuid:bfce04e4-b0b6-fcd8-07cf-804261122a6b 2026-06-08T21:54:36-04:00 QMCO: FICHTHORN JOHN (DIR,BO) Exercised 11.0mm Options (OE) of QUANTUM CORP DE for $5.19 on 6/4, and Sold Them All urn:uuid:600c70b0-ec0a-c875-133c-64ed66e03e0c 2026-06-08T21:54:36-04:00 QMCO: DIALECTIC TECHNOLOGY SPV LLC (BO) Acquired (JB) 3.1mm Shares of QUANTUM CORP DE for $5.19 on 6/4 urn:uuid:baa3141f-b243-dce9-6b6e-c175402bc394 2026-06-08T21:21:36-04:00 QMCO: DIALECTIC TECHNOLOGY SPV LLC (BO) Exercised 11.0mm Options (OB) of QUANTUM CORP DE for $5.19 on 6/4, and Kept Them All urn:uuid:b0b9baa2-46b6-2355-e170-b2b0766bea86 2026-06-08T21:21:36-04:00 QMCO: NASH LAURA A (CAO) Sold (S) 109 Shares of QUANTUM CORP DE for $5.44 on 4/2 urn:uuid:c19e66b5-d627-97a3-461d-17fec0393176 2026-04-03T16:15:38-04:00 QMCO: WHITE WILLIAM HILLIS (CFO) Acquired (JB) 25k Shares of QUANTUM CORP DE for $0.00 on 3/4 urn:uuid:3a04833d-412e-8666-0be2-e8bd65de76c3 2026-03-04T16:06:22-05:00 QMCO: WHITE WILLIAM HILLIS (CFO) Filed a Form 3, Becoming a Registered Insider at QUANTUM CORP DE With Initial Holdings of 0 urn:uuid:ca0c3e2a-92ee-b4f4-3cf1-c2f37efa8f02 2026-02-09T18:11:45-05:00 QMCO: CRAYTHORNE ANTHONY (O) Acquired (JB) 15k Shares of QUANTUM CORP DE for $0.00 on 1/1 urn:uuid:a4b046c9-74b0-25c8-e2ec-45bd99ae6aab 2026-01-05T19:41:23-05:00 QMCO: MEYRATH HUGUES (PR,CEO,DIR) Acquired (JB) 62,500 Shares of QUANTUM CORP DE for $0.00 on 1/1 urn:uuid:7c39efb8-5894-756c-a9df-57f8b03dbeb5 2026-01-05T19:28:37-05:00 QMCO: WHITE YUE ZHOU (DIR) Acquired (JB) 12k Shares of QUANTUM CORP DE for $0.00 on 1/1 urn:uuid:7b66d119-32e5-6af7-a010-4728fee759d5 2026-01-05T19:27:15-05:00