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Arch Capital

918 hedge funds and large institutions have $31.2B invested in Arch Capital in 2025 Q4 according to their latest regulatory filings, with 162 funds opening new positions, 338 increasing their positions, 313 reducing their positions, and 69 closing their positions.

New
Increased
Maintained
Reduced
Closed

135% more first-time investments, than exits

New positions opened: 162 | Existing positions closed: 69

40% more call options, than puts

Call options by funds: $34.7M | Put options by funds: $24.8M

17% more funds holding in top 10

Funds holding in top 10: 1214 (+2)

9% more funds holding

Funds holding: 842918 (+76)

5% more capital invested

Capital invested by funds: $29.7B → $31.2B (+$1.54B)

2.23% more ownership

Funds ownership: 87.46%89.69% (+2.2%)

8% more repeat investments, than reductions

Existing positions increased: 338 | Existing positions reduced: 313

Holders
918
Holders Change
+76
Holders Change %
+9.03%
% of All Funds
11.17%
Holding in Top 10
14
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+16.67%
% of All Funds
0.17%
New
162
Increased
338
Reduced
313
Closed
69
Calls
$34.7M
Puts
$24.8M
Net Calls
+$9.92M
Net Calls Change
+$6.64M
Name Holding Trade Value Shares
Change
Change in
Stake
NIM
251
NEOS Investment Management
Connecticut
$5.69M +$889K +9,718 +20%
UIM
252
USS Investment Management
United Kingdom
$5.62M +$38.9K +425 +0.7%
Baird Financial Group
253
Baird Financial Group
Wisconsin
$5.59M +$240K +2,620 +5%
Cambridge Investment Research Advisors
254
Cambridge Investment Research Advisors
Iowa
$5.58M -$489K -5,342 -8%
QT
255
Quantbot Technologies
New York
$5.52M +$2.67M +29,217 +103%
X
256
Xponance
Pennsylvania
$5.51M +$217K +2,372 +4%
CWM
257
Connecticut Wealth Management
Connecticut
$5.5M -$27.2K -297 -0.5%
PFSRSONJ
258
Police & Firemen's Retirement System of New Jersey
New Jersey
$5.31M -$331K -3,613 -6%
ACM
259
Adalta Capital Management
New York
$5.28M +$192K +2,102 +4%
CGPCS
260
Capital Group Private Client Services
California
$5.14M +$93.3K +1,020 +2%
EWM
261
Empirical Wealth Management
Washington
$5.12M -$559K -6,110 -10%
Macquarie Group
262
Macquarie Group
Australia
$5.03M +$549K +6,004 +13%
VPIM
263
Vanguard Personalized Indexing Management
California
$4.94M +$342K +3,736 +8%
IMCOOI
264
Investment Management Corp of Ontario (IMCO)
Canada
$4.93M +$714K +7,800 +18%
CL
265
Choreo LLC
Illinois
$4.91M +$314K +3,434 +7%
SMDAM
266
Sumitomo Mitsui DS Asset Management
Japan
$4.87M -$7.5K -82 -0.2%
MML Investors Services
267
MML Investors Services
Massachusetts
$4.86M +$558K +6,099 +14%
CWM
268
CIBC World Markets
New York
$4.86M +$4.63M +50,651 New
XT
269
XTX Topco
Cayman Islands
$4.82M +$1.48M +16,201 +48%
CS
270
Candriam SCA
Luxembourg
$4.75M +$1.85M +20,271 +69%
NAM
271
Nissay Asset Management
Japan
$4.57M +$53.6K +586 +1%
ET
272
Entropy Technologies
New York
$4.48M +$1.95M +21,297 +84%
OIMU
273
Osmosis Investment Management UK
United Kingdom
$4.47M +$4.26M +46,585 New
BCV
274
Banque Cantonale Vaudoise
Switzerland
$4.35M +$1.53M +16,713 +58%
Bank Julius Baer & Co
275
Bank Julius Baer & Co
Switzerland
$4.29M -$721K -7,879 -15%