Affiliated Managers Group
433 hedge funds and large institutions have $5.28B invested in Affiliated Managers Group in 2025 Q2 according to their latest regulatory filings, with 85 funds opening new positions, 109 increasing their positions, 178 reducing their positions, and 44 closing their positions.
198% more call options, than puts
Call options by funds: $6.45M | Put options by funds: $2.16M
93% more first-time investments, than exits
New positions opened: 85 | Existing positions closed: 44
20% more funds holding in top 10
Funds holding in top 10: 5 → 6 (+1)
14% more capital invested
Capital invested by funds: $4.65B → $5.28B (+$631M)
9% more funds holding
Funds holding: 396 → 433 (+37)
0.19% less ownership
Funds ownership: 94.63% → 94.43% (-0.19%)
39% less repeat investments, than reductions
Existing positions increased: 109 | Existing positions reduced: 178
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
+$52.7M |
| 2 |
Balyasny Asset Management
Chicago,
Illinois
|
+$52.6M |
| 3 |
Citadel Advisors
Miami,
Florida
|
+$49.4M |
| 4 |
Holocene Advisors
New York
|
+$17.5M |
| 5 |
UBS Group
Zurich,
Switzerland
|
+$9.85M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SAM
Southeastern Asset Management
Memphis,
Tennessee
|
-$82M |
| 2 |
Morgan Stanley
New York
|
-$48.1M |
| 3 |
Vanguard Group
Malvern,
Pennsylvania
|
-$31.7M |
| 4 |
CCP
Clarkston Capital Partners
Rochester,
Michigan
|
-$26M |
| 5 |
LCP
LGT Capital Partners
Pfaeffikon,
Switzerland
|
-$23.5M |
AMG Hedge Fund Activity: Q2 2025 in Review
433 of the 7,613 institutional investors tracked by Wall St. Rank reported a position in Affiliated Managers Group (AMG) for Q2 2025, worth a combined $5.28B — up 14% from $4.65B a quarter earlier.
Buyers outnumbered sellers: 85 funds opened new AMG positions and 44 closed out — a net gain of 41 holders — while 109 added to existing stakes and 178 trimmed.
The largest buyer was Millennium Management, adding an estimated $52.7M. The largest seller was Southeastern Asset Management, cutting an estimated $82M.
- 433 institutional investors held Affiliated Managers Group (AMG) as of Q2 2025, up from 396 in Q1 2025.
- Funds reported $5.28B of Affiliated Managers Group stock for Q2 2025, up 14% quarter-over-quarter.
- 85 funds opened new Affiliated Managers Group positions in Q2 2025 and 44 closed out, a net change of +41 holders.
- The largest Affiliated Managers Group buyer in Q2 2025 was Millennium Management, an estimated $52.7M added.
- The largest Affiliated Managers Group seller in Q2 2025 was Southeastern Asset Management, an estimated $82M sold.
Based on aggregated 13F filings for Q2 2025.