Berkshire Hathaway
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Berkshire Hathaway’s Chubb CB Stock Holding History

Berkshire Hathaway’s Portfolio CB Stock Details CB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$11.2B Hold
34,249,183
– – 4.24% 8
2025
Q4 		$10.7B Buy
34,249,183
+2,916,288
+9% +$853M 3.9% 8
2025
Q3 		$8.84B Buy
31,332,895
+4,299,111
+16% +$1.18B 3.31% 8
2025
Q2 		$7.83B Hold
27,033,784
– – 3.04% 9
2025
Q1 		$8.16B Hold
27,033,784
– – 3.14% 9
2024
Q4 		$7.47B Hold
27,033,784
– – 2.8% 9
2024
Q3 		$7.8B Hold
27,033,784
– – 2.93% 9
2024
Q2 		$6.9B Buy
27,033,784
+1,109,944
+4% +$285M 2.46% 9
2024
Q1 		$6.72B Buy
25,923,840
+5,823,840
+29% +$1.43B 2.03% 9
2023
Q4 		$4.54B Buy
20,100,000
+11,956,470
+147% +$2.61B 1.29% 9
2023
Q3 		$1.7B Buy
+8,143,530
New +$1.65B 0.54% 15

Other funds holding CB

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
GQG Partners
GQG Partners Ft. Lauderdale, Florida $63.1B AUM 23.07% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Berkshire Hathaway's CB Position: Q1 2026 in Review

Berkshire Hathaway held its Chubb (CB) position steady in Q1 2026 at 34,249,183 shares worth $11.2B. The position accounts for 4.24% of the portfolio, ranked #8.

Berkshire Hathaway first reported a position in CB in Q3 2023 and has held it in 11 quarters since. 2,104 funds tracked by Wall St. Rank hold CB as of Q1 2026.

  • Berkshire Hathaway held 34,249,183 shares of Chubb worth $11.2B as of Q1 2026.
  • Berkshire Hathaway left its Chubb share count unchanged in Q1 2026.
  • Chubb made up 4.24% of Berkshire Hathaway's portfolio in Q1 2026, its #8 holding.
  • Berkshire Hathaway first reported a position in Chubb in Q3 2023 and has held it in 11 quarters since.
  • 2,104 funds tracked by Wall St. Rank held Chubb as of Q1 2026.

Based on Berkshire Hathaway's 13F filing for Q1 2026, filed 15 May 2026.