Arch Capital
ACGL
906 hedge funds and large institutions have $30.3B invested in Arch Capital in 2026 Q2 according to their latest regulatory filings, with 106 funds opening new positions, 317 increasing their positions, 375 reducing their positions, and 103 closing their positions.
14% more funds holding in top 10
Funds holding in top 10: 14 → 16 (+2)
3% more first-time investments, than exits
New positions opened: 106 | Existing positions closed: 103
0.26% more ownership
Funds ownership: 89.17% → 89.43% (+0.26%)
0% less capital invested
Capital invested by funds: $30.5B → $30.3B (-$126M)
1% less funds holding
Funds holding: 917 → 906 (-11)
15% less repeat investments, than reductions
Existing positions increased: 317 | Existing positions reduced: 375
38% less call options, than puts
Call options by funds: $28.3M | Put options by funds: $45.3M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Arrowstreet Capital
Boston,
Massachusetts
|
+$244M |
| 2 |
Invesco
Atlanta,
Georgia
|
+$83.7M |
| 3 |
HGIM
High Ground Investment Management
London,
United Kingdom
|
+$77.2M |
| 4 |
Jane Street
New York
|
+$65.7M |
| 5 |
Allspring Global Investments
Charlotte,
North Carolina
|
+$47.9M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
UBS AM
Chicago,
Illinois
|
-$291M |
| 2 |
First Trust Advisors
Wheaton,
Illinois
|
-$206M |
| 3 |
AQR Capital Management
Greenwich,
Connecticut
|
-$130M |
| 4 |
ECU
Egerton Capital (UK)
London,
United Kingdom
|
-$107M |
| 5 |
BlackRock
New York
|
-$107M |
ACGL Hedge Fund Activity: Q2 2026 in Review
906 of the 8,303 institutional investors tracked by Wall St. Rank reported a position in Arch Capital (ACGL) for Q2 2026, worth a combined $30.3B — down 0.41% from $30.5B a quarter earlier.
Buyers outnumbered sellers: 106 funds opened new ACGL positions and 103 closed out — a net gain of 3 holders — while 317 added to existing stakes and 375 trimmed.
The largest buyer was Arrowstreet Capital, adding an estimated $244M. The largest seller was UBS AM, cutting an estimated $291M.
- 906 institutional investors held Arch Capital (ACGL) as of Q2 2026, down from 917 in Q1 2026.
- Funds reported $30.3B of Arch Capital stock for Q2 2026, down 0.41% quarter-over-quarter.
- 106 funds opened new Arch Capital positions in Q2 2026 and 103 closed out, a net change of +3 holders.
- The largest Arch Capital buyer in Q2 2026 was Arrowstreet Capital, an estimated $244M added.
- The largest Arch Capital seller in Q2 2026 was UBS AM, an estimated $291M sold.
Based on aggregated 13F filings for Q2 2026.