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Arch Capital

906 hedge funds and large institutions have $31.1B invested in Arch Capital in 2025 Q4 according to their latest regulatory filings, with 153 funds opening new positions, 334 increasing their positions, 312 reducing their positions, and 66 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding in top 10

Funds holding in top 10:

more funds holding

Funds holding:

5% more capital invested

Capital invested by funds: $29.6B → $31.1B (+$1.52B)

2.19% more ownership

Funds ownership: 87.39%89.58% (+2.2%)

7% more repeat investments, than reductions

Existing positions increased: 334 | Existing positions reduced: 312

Holders
906
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
15
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$34.7M
Puts
$24.8M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
California Public Employees Retirement System
51
California Public Employees Retirement System
California
$108M
FMI
52
Fiduciary Management Inc
Wisconsin
$107M
Ameriprise
53
Ameriprise
Minnesota
$105M
Lord, Abbett & Co
54
Lord, Abbett & Co
New Jersey
$102M
Sumitomo Mitsui Trust Group
55
Sumitomo Mitsui Trust Group
Japan
$99.2M
Swiss National Bank
56
Swiss National Bank
Switzerland
$98M
Wellington Management Group
57
Wellington Management Group
Massachusetts
$95.4M
AssetMark Inc
58
AssetMark Inc
California
$94.7M
Stifel Financial
59
Stifel Financial
Missouri
$88.3M
WorldQuant Millennium Advisors
60
WorldQuant Millennium Advisors
New York
$85.9M
Franklin Resources
61
Franklin Resources
California
$81.8M
BNP Paribas Financial Markets
62
BNP Paribas Financial Markets
France
$74.9M
Mitsubishi UFJ Asset Management
63
Mitsubishi UFJ Asset Management
Japan
$73.1M
American Century Companies
64
American Century Companies
Missouri
$73M
CCMG
65
Clark Capital Management Group
Pennsylvania
$72.9M
GCM
66
Gladstone Capital Management
United Kingdom
$72M
Millennium Management
67
Millennium Management
New York
$68.3M
Two Sigma Advisers
68
Two Sigma Advisers
New York
$66.1M
National Pension Service
69
National Pension Service
South Korea
$65.5M
New York State Common Retirement Fund
70
New York State Common Retirement Fund
New York
$64.4M
Qube Research & Technologies (QRT)
71
Qube Research & Technologies (QRT)
United Kingdom
$63.5M
RhumbLine Advisers
72
RhumbLine Advisers
Massachusetts
$63.2M
First Trust Advisors
73
First Trust Advisors
Illinois
$60M
GAI
74
General American Investors
New York
$57.6M
Bank of Montreal
75
Bank of Montreal
Ontario, Canada
$57.1M