AMG insider buying
1 cluster buyAFFILIATED MANAGERS GROUP, INC. · Financials
When two or more insiders at AFFILIATED MANAGERS GROUP, INC. buy AMG on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in AMG plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.
Detected clusters
- May 6 – Jun 1, 2026Detected Jun 1, 20262 insidersTotal bought$687.4KMarket cap$9.4B
All notable open-market buys in AMG
Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| Jun 1, 2026 | FRANQUI ANNETTEcluster Director | 750 | $304.88 | $228.7K | SEC ↗ |
| May 6, 2026 | Cates G. Staleycluster Director | 1,500 | $305.83 | $458.7K | SEC ↗ |
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AMG insider buying — FAQ
- Are insiders buying AMG stock?
- Yes — 2 distinct insiders have bought AMG (AFFILIATED MANAGERS GROUP, INC.) on the open market, including 1 cluster buy where two or more insiders bought within a rolling window. The most recent qualifying activity was Jun 3, 2026.
- How much AMG stock have insiders bought?
- Insiders have bought a combined $687.4K of AMG across 2 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in AMG?
- A cluster buy is two or more distinct AFFILIATED MANAGERS GROUP, INC. insiders — officers, directors, or 10% owners — each buying AMG on the open market within a rolling window. AMG has 1 detected cluster buy to date.
- Where does this AMG insider trading data come from?
- Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.
How we track insider buying in AMG
We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy AMG within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?
This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding AMG.