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© 2026 DataHeimdall. All rights reserved.Data sourced from SEC EDGAR public filings.
Insider Trades

CB

Chubb Ltd

Superinvestors

Institutional investors holding CB

Consensus →
InvestorFundWeightSharesValueQuarter
Warren BuffettBerkshire Hathaway4.24%34,249,183$11.2B2026Q1
David RolfeWedgewood Partners3.63%53,886$17.6M2026Q1
Christopher DavisDavis Selected Advisers1.79%1,195,391$389.6M2026Q1
Robert OlsteinOlstein Capital Management1.35%19,000$6K2026Q1
David KatzMatrix Asset Advisors1.23%51,401$6.6M2018Q4
Viking Global InvestorsViking Global Investors1.18%1,295,011$422.1M2026Q1
John ArmitageEgerton Capital0.43%148,764$42.9M2024Q3
Meridian / ArrowMarkMeridian Contrarian Fund0.16%18,485$6.0M2026Q1
Bill NygrenOakmark Select Fund – Harris Associates0.04%134,248$26.0M2021Q4
Bill & Melinda Gates FoundationBill & Melinda Gates Foundation Trust0.01%10,250$2.1M2023Q3
Mairs & PowerMairs & Power Growth Fund0.01%2,439$795K2026Q1
Dodge & CoxDodge & Cox0.00%722$235K2026Q1
Kenneth FisherFisher Asset Management0.00%4,929$1.6M2026Q1
Richard PzenaPzena Investment Management0.00%5,561$866K2019Q4

Congressional Activity

Congressional data coming soon

Insider Activity

44

Total trades

$54.6M

Volume

12

Buys

32

Sells

Last trade: May 27, 2026

Insider Tradeslast 90 days

DateInsiderTypeValue
May 27, 2026John W KeoghSell$6.5M
May 27, 2026John W KeoghSell$909K

Congressional Tradeslast 90 days

Congressional trade data is being sourced and will appear here shortly.

May 21, 2026
Michael G Atieh
Sell
$190K
May 21, 2026Michael G AtiehBuy–
May 21, 2026Michael G AtiehSell$64K
May 21, 2026Timothy Alan BoroughsSell–
May 21, 2026Timothy Alan BoroughsSell$1.6M
May 21, 2026Sheila P BurkeSell$64K
May 21, 2026Nancy BueseBuy–
May 21, 2026Nancy BueseSell$106K
May 21, 2026CONNORS MICHAEL PBuy–
May 21, 2026CONNORS MICHAEL PSell$64K
May 21, 2026Michael CorbatBuy–
May 21, 2026Michael CorbatSell$64K
May 21, 2026Nelson ChaiBuy–
May 21, 2026Nelson ChaiSell$64K
May 21, 2026John W KeoghSell$64K
May 21, 2026John W KeoghBuy–
May 21, 2026John W KeoghSell$118K
May 21, 2026John W KeoghBuy–
May 21, 2026John W KeoghSell$64K
May 21, 2026John W KeoghBuy–
May 21, 2026John W KeoghSell–
May 21, 2026John W KeoghSell$9.8M
May 21, 2026John W KeoghSell–
May 21, 2026John W KeoghSell$4.0M
May 21, 2026John W KeoghBuy–
May 21, 2026John W KeoghSell$64K
May 21, 2026John W KeoghSell–
May 21, 2026John W KeoghSell$24.3M
May 21, 2026John W KeoghSell–
May 21, 2026John W KeoghSell$447K
May 21, 2026John W KeoghSell–
May 21, 2026John W KeoghSell$365K
May 21, 2026John W KeoghSell–
May 21, 2026John W KeoghSell$3.9M
May 21, 2026John W KeoghSell–
May 21, 2026John W KeoghSell$1.9M
May 21, 2026John W KeoghSell–
May 21, 2026John W KeoghBuy–
May 21, 2026John W KeoghSell$14K
May 21, 2026John W KeoghBuy–
May 21, 2026John W KeoghBuy–
May 21, 2026John W KeoghSell$64K