Summary
Updated Aug 31, 2026
Marni Wieshofer is Director of HYCROFT MINING HOLDING CORP (HYMC). 2 SEC Form 4 filings on record going back to 2024, most recently on 30 June 2025. Most recent open-market trade: sold $2K of HYMC on 9 December 2024. Lifetime open-market sales: $5K.
Recent Transactions
3Every recent SEC Form 4 transaction Marni Wieshofer has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Marni Wieshofer go back to 2024: 2 primary Form 4 filings, an average of 0.7 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Marni Wieshofer 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.
- Eric Sprott - $215.81M of HYMC open-market activity in the last 12 months
- David Brian Thomas - $1.40M of HYMC open-market activity in the last 12 months
- Rebecca Jennings - $1.33M of HYMC open-market activity in the last 12 months
- Diane R. Garrett - $679K of HYMC open-market activity in the last 12 months
- Stanton K. Rideout - $498K of HYMC open-market activity in the last 12 months
- AMC ENTERTAINMENT HOLDINGS, INC. - of HYMC 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 Marni Wieshofer?
Marni Wieshofer is a corporate insider, tracked as Director of HYCROFT MINING HOLDING CORP (HYMC). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Marni Wieshofer last file a Form 4?
The most recent primary Form 4 on record is dated 30 June 2025, one of 2 filings going back to 2024.
Has Marni Wieshofer been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($5K) across all tracked filings.
Where can I see all of Marni Wieshofer'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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