Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:5204cbe9-8cd7-528c-4216-54697a4b95ff 2026-08-03T17:21:19-04:00 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 TUSK: LANCASTER PHILLIP (DIR) Acquired (JB) 68,152 Shares of MAMMOTH ENERGY SERVICES INC for $0.00 on 6/26 urn:uuid:cdeb967e-aef6-e279-1065-e2c472eb0293 2026-07-01T16:56:47-04:00 TUSK: JACOBI PAUL M (DIR) Acquired (JB) 3,211 Shares of MAMMOTH ENERGY SERVICES INC for $0.00 on 6/17 urn:uuid:0cd276aa-cc23-b9fe-7a5a-65fa40eb75a0 2026-06-22T16:42:32-04:00 TUSK: AMRON ARTHUR H (DIR) Acquired (JB) 19,121 Shares of MAMMOTH ENERGY SERVICES INC for $0.00 on 6/17 urn:uuid:e17d903c-9d25-6b7c-8379-0773b5511cfc 2026-06-22T16:32:31-04:00 TUSK: AMRON ARTHUR H (DIR) Acquired (JB) 10,329 Shares of MAMMOTH ENERGY SERVICES INC for $0.00 on 6/17 urn:uuid:a98adf5a-45fd-b856-2de8-020be44d446b 2026-06-22T16:32:31-04:00 TUSK: WEXFORD CAPITAL LP (DIR,BO) Acquired (JB) 1.1mm Shares of MAMMOTH ENERGY SERVICES INC for $0.00 on 6/17 urn:uuid:afa7c7bb-71e4-f99f-fa85-b43c9836c508 2026-06-22T16:26:43-04:00 TUSK: WEXFORD CAPITAL LP (DIR,BO) Acquired (JB) 6.4mm Shares of MAMMOTH ENERGY SERVICES INC for $0.00 on 6/17 urn:uuid:5addcf63-d7b9-4f04-0b0c-400d613bf1c0 2026-06-22T16:26:43-04:00 TUSK: WEXFORD CAPITAL LP (DIR,BO) Bought (JB*) 4.0mm Shares of MAMMOTH ENERGY SERVICES INC for $2.60 on 6/17 urn:uuid:11d6978d-f0eb-553b-8050-a757ea54ba75 2026-06-22T16:26:43-04:00 TUSK: DAVIDSON CHARLES E (BO) Acquired (JB) 4.1mm Shares of MAMMOTH ENERGY SERVICES INC for $0.00 on 6/17 urn:uuid:b13904dd-0d03-479f-3413-7a96b914d9b7 2026-06-22T16:18:46-04:00 TUSK: DAVIDSON CHARLES E (BO) Acquired (JB) 2.4mm Shares of MAMMOTH ENERGY SERVICES INC for $0.00 on 6/17 urn:uuid:1d92197a-b9ad-389e-3181-2ec3094a07f4 2026-06-22T16:18:46-04:00 TUSK: AMRON ARTHUR H (DIR) Bought (B) 4,500 Shares of MAMMOTH ENERGY SERVICES INC for $3.22-$3.28 on 6/11-6/12 urn:uuid:a109d8ec-a7fb-b2b9-315b-908cc3671f94 2026-06-15T16:28:48-04:00