Summary
Updated Aug 30, 2026
Eric S. Rosengren files SEC Form 4 reports at Hyperliquid Strategies Inc (PURR). 5 SEC Form 4 filings on record going back to 2025, most recently on 6 July 2026.
Recent Transactions
5Every recent SEC Form 4 transaction Eric S. Rosengren has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Eric S. Rosengren go back to 2025: 5 primary Form 4 filings, an average of 2.5 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 S. Rosengren 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.
- Michael W. McCurdy - $538K of BBT open-market activity in the last 12 months
- Thomas J. Hollister - $104K of BBT open-market activity in the last 12 months
- Mary Anne Callahan - $99K of BBT open-market activity in the last 12 months
- Carl M. Carlson - $49K of BBT open-market activity in the last 12 months
- Willard I. Hill Jr. - $26K of BBT open-market activity in the last 12 months
- William H. Hughes III - $15K of BBT 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 S. Rosengren?
Eric S. Rosengren is a corporate insider of Hyperliquid Strategies Inc (PURR). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Eric S. Rosengren submitted recently?
2 primary Form 4 filings in the last 90 days, covering 2 companies.
Where can I see all of Eric S. Rosengren'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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