AFFILIATED MANAGERS GROUP IN · 13F Institutional Holdings
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AFFILIATED MANAGERS GROUP IN
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Institutions
2
Combined AUM (Q2 2026)
$1.6M
Combined Shares (Q2 2026)
4,600
Overall Trend
Increase
All institutions combined
Basis: holder count and combined value / shares merge all share classes of the same company (e.g. Class A / C); each institution is counted once, and value & shares are the sum across classes.
📥 Inflow (Q1 2026→Q2 2026)
+3,400
2
institutions added
·
1
new buys
Est. buy amount
≈
—
📤 Outflow (Q1 2026→Q2 2026)
-0
0
institutions reduced
·
0
exits
Est. sell amount
≈
—
⚖️ Net Share Change
+3,400
—
Net Buy
💰 Est. Net Value
≈ —
—
est. price
—
3M
6M
1Y
2Y
3Y
5Y
ALL
⏳
Latest AUM (Q2 2026)
$1.6M
Institutions
2
New Buys
1
Adds
1
Reduces
0
Exits
0
Unchanged
0
Ownership Trend
Portfolio %
Prev Q %
Rank
Q2 2026 Value
Q2 2026 Shares
Prev Q Value
Prev Q Shares
Shares Change
Action
IMC-Chicago, LLC
<0.01%
—
#2
$1.1M
3,200
$0
0
+3,200
New Buy
SIMPLEX TRADING, LLC
<0.01%
<0.01%
#1
$473,760
1,400
$332,040
1,200
+200
+16.67%
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Market Cap
Net Flow
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Net Outflow
Net Inflow