Phillip Lancaster
Director · MAMMOTH ENERGY SERVICES, INC.
Individual
- 2026
- Jul 1, 2026
- 1
Filings (90d)
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Phillip Lancaster files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- WEXFORD CAPITAL LP - $10.47M in TUSK purchases and sales in the last 12 months
- Arthur H. Amron - $32K in TUSK purchases and sales in the last 12 months
- Mark Lawrence Plaumann - $15K in TUSK purchases and sales in the last 12 months
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Frequently asked questions
Who is Phillip Lancaster?
Phillip Lancaster is a corporate insider, tracked as Director of MAMMOTH ENERGY SERVICES, INC. (TUSK). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Phillip Lancaster last file a Form 4?
The only primary Form 4 on record is dated 1 July 2026.
