Summary
Latest filing:
Charles E. Davidson is 10% Owner of MAMMOTH ENERGY SERVICES, INC. (TUSK). 1 SEC Form 4 filing on record, dated 22 June 2026.
Recent Transactions
2Every recent SEC Form 4 transaction Charles E. Davidson has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Charles E. Davidson 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 of TUSK open-market activity in the last 12 months
- Arthur H. Amron - $32K of TUSK open-market activity in the last 12 months
- Mark Lawrence Plaumann - $15K of TUSK open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Charles E. Davidson?
Charles E. Davidson is a corporate insider, tracked as 10% Owner 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.
How many SEC Form 4 filings has Charles E. Davidson submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Charles E. Davidson's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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