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See Remarks
1 company
Matthew Ian Heinlein is See Remarks at WHK. Matthew Ian Heinlein's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $1.1M at current prices.
Matthew Ian Heinlein has 2 Form 4 filings on record from March 2026 to August 2026, all as WhiteHawk Minerals (WHK), 2026.
The 4 reported transactions were 3 stock awards and 1 disposition back to the company.
There are no priced open-market purchases or sales on record, so none of these filings shows a decision to buy or sell shares in the market.
No transactions found
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