Summary
Updated Aug 31, 2026
Jay C. Horgen is President and CEO, Director of AFFILIATED MANAGERS GROUP, INC. (AMG). 7 SEC Form 4 filings on record going back to 2024, most recently on 8 June 2026. Most recent open-market trade: sold $5.92M of AMG on 8 June 2026. Lifetime open-market sales: $5.92M.
Recent Transactions
17Every recent SEC Form 4 transaction Jay C. Horgen has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Jay C. Horgen go back to 2024: 7 primary Form 4 filings, an average of 2.3 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 Jay C. Horgen 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.
- Thomas M. Wojcik - $5.99M of AMG open-market activity in the last 12 months
- David Christopher Ryan - $1.04M of AMG open-market activity in the last 12 months
- Kavita Padiyar - $612K of AMG open-market activity in the last 12 months
- G. Staley Cates - $459K of AMG open-market activity in the last 12 months
- Rodriguez Felix V. Matos - $300K of AMG open-market activity in the last 12 months
- Annette Franqui - $229K of AMG 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 Jay C. Horgen?
Jay C. Horgen is a corporate insider, tracked as President and CEO, Director of AFFILIATED MANAGERS GROUP, INC. (AMG). InsiderAlpha holds 7 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 Jay C. Horgen submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Jay C. Horgen been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($5.92M) across all tracked filings.
Where can I see all of Jay C. Horgen'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 Jay C. Horgen 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