Chubb Limited (NYSE: CB) is one of the largest property and casualty insurers in the world, serving commercial, personal, and specialty markets across more than 50 countries. Shares recently traded near $296.54, giving the company a market value of roughly $116.7B.
Founded by Thomas Caldecot Chubb and Percy Chubb, the company has expanded from its origins in marine insurance into a global multiline insurer known for disciplined underwriting, strong capital management, and consistent profitability. These strengths have allowed Chubb to compound book value and deliver resilient earnings through market cycles.
Understanding who owns Chubb and how insiders are trading offers insight into how institutional investors assess its underwriting stability, earnings trajectory, and long term cash flow durability.
Who Are Chubb’s Top Shareholders?

Chubb’s shareholder base is anchored by major passive institutions, which supports long horizon stability. Active managers moved in different directions, suggesting varying views on valuation and the near term insurance pricing environment.
Chubb’s Largest Shareholders
- The Vanguard Group: 36,442,548 shares (9.26%), ~$10,806.7M value. Cut 119,218 shares (0.33%).
- Berkshire Hathaway: 31,332,895 shares (7.96%), ~$9,291.5M value. Added 4,299,111 shares (15.90%).
- BlackRock Institutional Trust: 18,339,951 shares (4.66%), ~$5,438.5M value. Added 75,310 shares (0.41%).
- State Street Investment Management: 17,045,793 shares (4.33%), ~$5,054.8M value. Added 68,553 shares (0.40%).
- T. Rowe Price Associates: 11,272,007 shares (2.86%), ~$3,342.6M value. Cut 2,244,114 shares (16.60%).
- GQG Partners: 10,833,447 shares (2.75%), ~$3,212.6M value. Added 1,014,455 shares (10.33%).
- Fidelity Management & Research: 10,330,112 shares (2.62%), ~$3,063.3M value. Cut 1,571,341 shares (13.20%).
- Capital World Investors: 9,978,787 shares (2.54%), ~$2,959.1M value. Cut 2,024,131 shares (16.86%).
- Geode Capital Management: 8,909,944 shares (2.26%), ~$2,642.2M value. Added 99,164 shares (1.13%).
- Wellington Management: 8,131,921 shares (2.07%), ~$2,411.4M value. Cut 31,847 shares (0.39%).
- MFS Investment Management: 6,893,937 shares (1.75%), ~$2,044.3M value. Cut 99,095 shares (1.42%).
The combination of strong passive ownership and Berkshire Hathaway’s sizable increase supports a stable institutional base. For investors this signals long term confidence with selective repositioning among active managers.
Hedge Fund Highlights
One highlight from last quarter is Renaissance Technologies lifting its Chubb position by 5078.08%. The firm now holds about 295.10k shares worth roughly $83.29M, which suggests it may be recognizing Chubb’s consistent underwriting results and reliable earnings foundation built since the company’s origins under Thomas and Percy Chubb.
Another meaningful move comes from DE Shaw, which boosted its stake by 289.2%. Now holding roughly 520k shares valued around $146.77M, the firm appears to be viewing Chubb’s disciplined risk management and steady book value compounding as attractive in the current market.
Bridgewater Associates also expanded its position, increasing holdings by 357.59%. With about 67.08k shares worth $18.93M, Bridgewater may be leaning into Chubb’s diversified global portfolio and stable cash generation.
A fourth highlight is Two Sigma Advisers, which lifted its position by 197.62%. Now holding approximately 1.26M shares worth $356.77M, the firm’s larger allocation suggests confidence in Chubb’s strong balance sheet and stable insurance economics. For investors the broad pickup across major hedge funds indicates strengthening institutional interest in Chubb’s durable financial profile.
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Chubb’s Recent Insider Trades

Recent insider filings show several modest sales from management. These transactions appear small relative to Chubb’s size and may reflect compensation timing or personal financial planning, though the exact motivations are not confirmed.
Recent Insider Activity
- Juan Luis Ortega (Officer): Sold 4,357 shares at ~$295.04 on 12/1/25.
- Timothy Alan Boroughs (Officer): Sold a combined 12,280 shares across multiple trades at prices near ~$295.19 to ~$296.17 on 11/23/25.
- Evan G. Greenberg (Officer): Sold 3,323 shares on 11/17/25.
- John J. Lupica (Officer): Sold 16,375 shares at ~$296.45 on 11/13/25.
- Joseph F. Wayland (Officer): Sold a combined 5,974 shares at prices near ~$297.08 and ~$275.07 on 11/12/25 and 8/31/25.
These small and staggered sales do not appear to significantly affect overall ownership. For investors the activity provides context rather than a directional signal on long term sentiment.
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What the Ownership & Insider Trade Data Tell Us
Chubb continues to be supported by the major passive institutions, while Berkshire Hathaway’s increased stake stands out as a strong sign of confidence. Several hedge funds added aggressively to their positions, suggesting increasing institutional interest in Chubb’s disciplined underwriting and steady financial performance. Insider activity was modest and appears neutral in aggregate.
For investors the combined picture points to Chubb being viewed as a stable, high quality insurer with resilient earnings and long term compounding potential.
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