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sellModerate cluster of 2

Kathleen Patricia Sullivan sold $526k of GCMG

Principal Accounting Officer at GCM Grosvenor Inc.. 40,000 shares at an average of $13.16, traded Sep 2, 2026, filed Sep 3, 2026.

Warning score
51
Value
$526k
40,000 shares
Holdings after
44,795
-47% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Officer
    +15
  • Trade size
    $526k at market
    +18
  • Share of holdings sold
    Sold 47% of holdings
    +10
  • 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.

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.

GCMGOct 12, 2026 · close 13.08
Since filing Sep 3, 2026: -2.0%SPY +0.9% · excess -2.9%

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 0001628280-26-060493, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 2, 2026SOpen-market sale
Class A Common Stock
-24,963$13.15$328k59,83241 d ago
Sep 3, 2026SOpen-market sale
Class A Common Stock
-15,037$13.16$198k44,79541 d ago

Related signals

Other insiders at GCM Grosvenor Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
50Moderate
GCMGsell 210b5-1
GCM Grosvenor Inc.
Pamela L Bentley
Chief Financial Officer
$629k
50,000 shares
-78%
37Weak
GCMGsell
GCM Grosvenor Inc.
L. P. Cantor Fitzgerald
owner
$7.6M
557,106 shares
-9%
43Moderate
GCMGsell
GCM Grosvenor Inc.
Angela Blanton
director
$489k
41,184 shares
-47%
46Moderate
GCMGsell10b5-1
GCM Grosvenor Inc.
Pamela L Bentley
Chief Financial Officer
$929k
80,000 shares
-96%
24Weak
GCMGsell
GCM Grosvenor Inc.
Kathleen Patricia Sullivan
Principal Accounting Officer
$78k
6,000 shares
-9%
47Moderate
GCMGsell
GCM Grosvenor Inc.
Angela Blanton
director
$176k
13,902 shares
-100%
39Weak
GCMGsell10b5-1
GCM Grosvenor Inc.
Pamela L Bentley
Chief Financial Officer
$439k
50,000 shares
-64%
32Weak
GCMGsell10b5-1
GCM Grosvenor Inc.
Pamela L Bentley
Chief Financial Officer
$668k
75,000 shares
-49%

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.

Kathleen Patricia Sullivan sold $526k of GCMG | InsiderTell