Summary
Latest filing:
G. Staley Cates is Director of AFFILIATED MANAGERS GROUP, INC. (AMG). 3 SEC Form 4 filings on record, most recently on 3 August 2026. Most recent open-market trade: bought $459K of AMG on 6 May 2026. Lifetime open-market purchases: $459K.
Recent transactions
1The latest SEC Form 4 transaction reported by G. Staley Cates.
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies G. Staley Cates 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.
- Jay C. Horgen - $5.92M in AMG purchases and sales in the last 12 months
- Thomas M. Wojcik - $2.29M in AMG purchases and sales in the last 12 months
- David Christopher Ryan - $1.04M in AMG purchases and sales in the last 12 months
- Kavita Padiyar - $612K in AMG purchases and sales in the last 12 months
- Rodriguez Felix V. Matos - $300K in AMG purchases and sales in the last 12 months
- Annette Franqui - $229K in AMG purchases and sales in the last 12 months
More insiders (A-Z)
Browse nearby insider profiles in alphabetical order.
Frequently asked questions
Who is G. Staley Cates?
G. Staley Cates is a corporate insider, tracked as Director of AFFILIATED MANAGERS GROUP, INC. (AMG). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has G. Staley Cates submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has G. Staley Cates been buying or selling stock?
Recorded transactions: 1 open-market purchase ($459K) and 0 open-market sales across all tracked filings.
