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sellModerate cluster of 2

Rodriguez Felix V. Matos sold $300k of AMG

director at AFFILIATED MANAGERS GROUP, INC.. 1,000 shares at an average of $300.18, traded May 8, 2026, filed May 8, 2026.

Warning score
42
Value
$300k
1,000 shares
Holdings after
4,369
-19% from before
From 52-week low
+74%
low $173.94, close $302.78
From 52-week high
-8%
high $330.72, as of May 8, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $300k at market
    +14
  • Share of holdings sold
    Sold 19% of holdings
    +5
  • Cluster
    2 insiders selling within 14 days
    +8

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m +11.2%, 3m +22.1%, 6m -.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

AMGOct 9, 2026 · close 387.26
Since filing May 8, 2026: +27.9%SPY +6.0% · excess +21.9%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001004434-26-000059, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 8, 2026SOpen-market sale
Common Stock
-1,000$300.18$300k4,369May 8, 2026

Related signals

Other insiders at AFFILIATED MANAGERS GROUP, INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
35Weak
AMGsell
AFFILIATED MANAGERS GROUP, INC.
Jay C. Horgen
President and CEO
$5.9M
17,500 shares
-8%
38Weak
AMGbuy
AFFILIATED MANAGERS GROUP, INC.
Annette Franqui
director
$229k
750 shares
+62%
68Notable
AMGsell 2
AFFILIATED MANAGERS GROUP, INC.
David Christopher Ryan
director
$1.0M
3,402 shares
-76%
38Weak
AMGbuy
AFFILIATED MANAGERS GROUP, INC.
G. Staley Cates
director
$459k
1,500 shares
+31%
28Weak
AMGsell 2
AFFILIATED MANAGERS GROUP, INC.
Kavita Padiyar
General Counsel & Corp. Sec.
$612k
2,200 shares
-5%
48Moderate
AMGsell 2
AFFILIATED MANAGERS GROUP, INC.
Thomas M Wojcik
President and COO
$2.3M
8,000 shares
-5%
30Weak
AMGsell
AFFILIATED MANAGERS GROUP, INC.
Thomas M Wojcik
President and COO
$3.7M
16,000 shares
-9%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Rodriguez Felix V. Matos sold $300k of AMG | InsiderTell