Summary
Latest filing:
Matthew Ian Heinlein is Officer title: Vice President, Head of Corporate Development & Strategy of WhiteHawk Minerals Corp. (WHK). 2 SEC Form 4 filings on record, most recently on 6 August 2026.
Recent Transactions
4Every recent SEC Form 4 transaction Matthew Ian Heinlein has reported, most recent first.
Other Insiders Active in the Same Sector
No other insider has filed at Matthew Ian Heinlein's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- William Pate - $7.26M of PARR open-market activity in the last 12 months
- Robert W. Eifler - $6.94M of NE open-market activity in the last 12 months
- Stephen Charles Taylor - $6.81M of NGS open-market activity in the last 12 months
- Daniel N. Wesson - $6.79M of FANG open-market activity in the last 12 months
- James E. Fedena - $6.58M of PBF open-market activity in the last 12 months
- Dan H. Wilks - $6.48M of ACDC 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 Matthew Ian Heinlein?
Matthew Ian Heinlein is a corporate insider, tracked as Officer title: Vice President, Head of Corporate Development & Strategy of WhiteHawk Minerals Corp. (WHK). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Matthew Ian Heinlein submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Matthew Ian Heinlein'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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