Summary
Updated Aug 31, 2026
Eric Parthemore is Director of StoneX Group Inc. (SNEX). 2 SEC Form 4 filings on record, most recently on 11 May 2026. Most recent open-market trade: sold $308K of SNEX on 11 May 2026. Lifetime open-market sales: $308K.
Recent Transactions
2Every recent SEC Form 4 transaction Eric Parthemore has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Eric Parthemore go back to 2026: 2 primary Form 4 filings, an average of 2.0 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 Eric Parthemore 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.
- Sean Michael Oconnor - $70.94M of SNEX open-market activity in the last 12 months
- William J. Dunaway - $28.95M of SNEX open-market activity in the last 12 months
- Mark Lowry Maurer - $23.95M of SNEX open-market activity in the last 12 months
- Philip Andrew Smith - $13.19M of SNEX open-market activity in the last 12 months
- Diego Rotsztain - $11.32M of SNEX open-market activity in the last 12 months
- Charles M. Lyon - $4.93M of SNEX 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 Eric Parthemore?
Eric Parthemore is a corporate insider, tracked as Director of StoneX Group Inc. (SNEX). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Eric Parthemore last file a Form 4?
The most recent primary Form 4 on record is dated 11 May 2026, one of 2 filings going back to 2026.
Has Eric Parthemore been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($308K) across all tracked filings.
Where can I see all of Eric Parthemore'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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