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1,926 hedge funds and large institutions have $97.2B invested in Chubb in 2025 Q3 according to their latest regulatory filings, with 135 funds opening new positions, 766 increasing their positions, 726 reducing their positions, and 135 closing their positions.

New
Increased
Maintained
Reduced
Closed

53% more call options, than puts

Call options by funds: $420M | Put options by funds: $275M

3% more funds holding in top 10

Funds holding in top 10: 37 → 38 (+1)

6% more repeat investments, than reductions

Existing positions increased: 766 | Existing positions reduced: 726

0% more first-time investments, than exits

New positions opened: 135 | Existing positions closed: 135

2% less funds holding

Funds holding: 1,957 → 1,926 (-31)

2.42% less ownership

Funds ownership: 88.79% → 86.36% (-2.4%)

38% less capital inflows, than outflows

Capital inflows: $5.25B | Capital outflows: $8.46B

Holders
1,926
Holders Change
-31
Holders Change %
-1.58%
% of All Funds
25.18%
Holding in Top 10
38
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+2.7%
% of All Funds
0.5%
New
135
Increased
766
Reduced
726
Closed
135
Calls
$420M
Puts
$275M
Net Calls
+$145M
Net Calls Change
+$34.3M

CB Hedge Fund Activity: Q3 2025 in Review

1,926 of the 7,650 institutional investors tracked by Wall St. Rank reported a position in Chubb (CB) for Q3 2025, worth a combined $97.2B — down 5.7% from $103B a quarter earlier.

Fund positioning in CB was balanced in Q3 2025: 135 funds opened new positions, 135 closed out, 766 added to existing stakes and 726 trimmed.

The largest buyer was Berkshire Hathaway, adding an estimated $1.18B. The largest seller was UBS AM, exiting entirely with an estimated $898M sold.

  • 1,926 institutional investors held Chubb (CB) as of Q3 2025, down from 1,957 in Q2 2025.
  • Funds reported $97.2B of Chubb stock for Q3 2025, down 5.7% quarter-over-quarter.
  • 135 funds opened new Chubb positions in Q3 2025 and 135 closed out, a net change of 0 holders.
  • The largest Chubb buyer in Q3 2025 was Berkshire Hathaway, an estimated $1.18B added.
  • The largest Chubb seller in Q3 2025 was UBS AM, an estimated $898M sold.

Based on aggregated 13F filings for Q3 2025.