Summary
Updated Aug 30, 2026
Cynthia A. Hallenbeck files SEC Form 4 reports at MEDALLION FINANCIAL CORP (MFIN). 2 SEC Form 4 filings on record going back to 2025, most recently on 10 June 2026.
Trading Pattern
InsiderAlpha's records for Cynthia A. Hallenbeck go back to 2025: 2 primary Form 4 filings, an average of 1.0 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 Sector
No other insider has filed at Cynthia A. Hallenbeck's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- James E. Sowell - $52.62M of AII open-market activity in the last 12 months
- Jason Warnick - $50.48M of HOOD open-market activity in the last 12 months
- PBRA, LLC - $50.09M of BETR open-market activity in the last 12 months
- Otto Bremer Trust - $50.00M of ONB open-market activity in the last 12 months
- Richard D. Fairbank - $46.19M of COF open-market activity in the last 12 months
- David J. Volk - $44.96M of BCAL 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 Cynthia A. Hallenbeck?
Cynthia A. Hallenbeck is a corporate insider of MEDALLION FINANCIAL CORP (MFIN). InsiderAlpha holds 2 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 Cynthia A. Hallenbeck submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Cynthia A. Hallenbeck'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.
Learn More
Follow Cynthia A. Hallenbeck and every insider like them
A free account opens the full scored daily plan and every past day, a watchlist for any ticker, and 3 months of price history on every company page. No card.
Free plan available · Paid plans start with a 7-day free trial