Summary
Updated Aug 31, 2026
Gina Decaro Sprenger files SEC Form 4 reports at WINMARK CORP (WINA). 3 SEC Form 4 filings on record going back to 2024, most recently on 1 June 2026. Most recent open-market trade: bought $103K of WINA on 13 August 2025. Lifetime open-market purchases: $103K.
Recent Transactions
1Every recent SEC Form 4 transaction Gina Decaro Sprenger has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Gina Decaro Sprenger 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.
- Jenele C. Grassle - $2.87M of WINA open-market activity in the last 12 months
- Percy C. Tomlinson Jr. - $764K of WINA open-market activity in the last 12 months
- Renae M. Gaudette - $501K of WINA open-market activity in the last 12 months
- Lawrence A. Barbetta - $430K of WINA 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 Gina Decaro Sprenger?
Gina Decaro Sprenger is a corporate insider of WINMARK CORP (WINA). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Gina Decaro Sprenger submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Gina Decaro Sprenger been buying or selling stock?
Recorded transactions: 1 open-market purchase ($103K) and 0 open-market sales across all tracked filings.
Where can I see all of Gina Decaro Sprenger'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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