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

AXP

Superinvestors

Institutional investors holding AXP

Consensus →
InvestorFundWeightSharesValueQuarter
Warren BuffettBerkshire Hathaway17.43%151,610,700$45.9B2026Q1
Guy SpierAquamarine Capital17.10%210,000$29.1M2022Q2
Hillman Capital ManagementHillman Value Fund4.93%36,344$3.3M2013Q4
Polen Capital ManagementPolen Capital Management4.66%564,852$29.4M2007Q4
Chris HohnTCI Fund Management3.81%2,725,004$189.5M2015Q4
William Von MuefflingCantillon Capital Management2.78%2,121,750$147.6M2015Q4
AKO CapitalAKO Capital2.75%1,526,357$130.7M2020Q1
Bruce BerkowitzFairholme Capital2.07%6,331,150$147.1M2009Q2
Greenhaven AssociatesGreenhaven Associates1.80%563,900$48.3M2020Q1
John ArmitageEgerton Capital1.75%1,981,715$169.7M2020Q1
Viking Global InvestorsViking Global Investors1.74%5,224,231$631.7M2020Q4
David EinhornGreenlight Capital1.55%127,200$10.9M2020Q1
Tweedy Browne Co.Tweedy Browne Value Fund1.51%62,985$19.1M2026Q1
Thomas GaynerMarkel Group1.17%382,655$22.7M2007Q3
Valley Forge Capital ManagementValley Forge Capital Management1.17%83,310$3.5M2010Q3
Kenneth FisherFisher Asset Management0.95%9,250,373$2.8B2026Q1
First Eagle Investment ManagementFirst Eagle Investment Management0.67%1,662,628$502.9M2026Q1
Mairs & PowerMairs & Power Growth Fund0.46%148,821$45.0M2026Q1
Christopher DavisDavis Selected Advisers0.32%233,126$70.5M2026Q1
David TepperAppaloosa Management0.18%28,837$1.5M2005Q4
Torray FundsTorray Investment Partners0.09%1,965$594K2026Q1
Lindsell TrainLindsell Train0.09%9,000$2.7M2026Q1
David KatzMatrix Asset Advisors0.08%2,996$906K2026Q1
Bill NygrenOakmark Select Fund – Harris Associates0.08%203,706$61.6M2026Q1
Dodge & CoxDodge & Cox0.05%277,490$83.9M2026Q1
Kahn Brothers GroupKahn Brothers Group0.04%610$226K2025Q4
Thomas RussoGardner Russo & Quinn0.02%6,485$2.0M2026Q1
Ruane CunniffSequoia Fund0.01%13,751$1.4M2017Q4
Jensen Investment ManagementJensen Investment Management0.01%5,750$426K2016Q4
Meridian / ArrowMarkMeridian Contrarian Fund0.00%150$10K2016Q3

Congressional Activity

Congressional data coming soon

Insider Activity

21

Total trades

$304K

Volume

21

Buys

0

Sells

Last trade: May 5, 2026

Insider Tradeslast 90 days

No insider trades in the last 90 days.

Congressional Tradeslast 90 days

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