Mastercard Inc. - A – Investors and Politicians Who Own It
MA
Investors who own it
26 tracked investors, $9.5B in shares, each from their latest 13F.
| Investor | Value | Share of portfolio |
|---|---|---|
Eric MandelblattSoroban Capital Partners, Q2 2026 | $1.3B | 2.70% |
Bill AckmanPershing Square Capital Management, Q2 2026 | $1.1B | 5.61% |
Chuck AkreAkre Capital Management, Q2 2026 | $1B | 20.0% |
Jeremy GranthamGMO (Grantham Mayo Van Otterloo), Q2 2026 | $934.1M | 2.10% |
| $887M | 0.57% | |
Tom RussoGardner Russo & Quinn, Q2 2026 | $781.9M | 8.76% |
Terry SmithFundsmith, Q2 2026 | $639.5M | 4.69% |
Polen CapitalQ2 2026 | $586.5M | 5.05% |
Dev KantesariaValley Forge Capital Management, Q2 2026 | $547.5M | 17.6% |
Takis SparaggisAlkeon Capital Management, Q2 2026 | $399.8M | 0.54% |
Mark MasseyAltaRock Partners, Q2 2026 | $392.7M | 9.26% |
John ArmitageEgerton Capital, Q2 2026 | $186.7M | 1.80% |
Jensen Investment ManagementQ2 2026 | $178.6M | 4.33% |
Tom GaynerMarkel Group, Q2 2026 | $106.6M | 0.81% |
Sean Stannard-StocktonEnsemble Capital Management, Q3 2024 | $94M | 7.97% |
Triple Frond PartnersQ2 2026 | $90.1M | 8.04% |
Wally WeitzWeitz Investment Management, Q2 2026 | $74.7M | 5.17% |
Bill NygrenHarris Associates (Oakmark), Q2 2026 | $51.9M | 0.07% |
Gavin BakerAtreides Management, Q2 2026 | $48.1M | 0.34% |
Guy SpierAquamarine Capital, Q2 2026 | $20.5M | 14.3% |
George SorosSoros Fund Management, Q2 2026 | $15.6M | 0.19% |
Mario GabelliGAMCO Investors, Q2 2026 | $14.8M | 0.13% |
Barry RitholtzRitholtz Wealth Management, Q2 2026 | $12.7M | 0.19% |
Yacktman Asset ManagementQ2 2026 | $6M | 0.07% |
Glenn GreenbergBrave Warrior Advisors, Q2 2026 | $601.9K | 0.01% |
Chris BloomstranSemper Augustus Investments, Q2 2026 | $338K | 0.04% |
Politicians who own it
Estimated from annual disclosures and trades; values are rough estimates.
| Politician | Est. value | Share of portfolio |
|---|---|---|
Gilbert Ray Cisneros, Jr.D-CA · House | $341.9K | 0.79% |
Kelly MorrisonD-MN · House | $258.4K | 1.15% |
Markwayne MullinR-OK · Senate | $131.5K | 1.28% |
Kathy E. ManningD-NC · House | $95.6K | 0.35% |
Robert P. Bresnahan, Jr.R-PA · House | $83.3K | 0.49% |
Julie JohnsonD-TX · House | $32.6K | 0.18% |
Josh GottheimerD-NJ · House | $32.6K | 0.10% |
Pete SessionsR-TX · House | $32.6K | 0.37% |
Mike KellyR-PA · House | $32.6K | 0.38% |
John BoozmanR-AR · Senate | $17.2K | 0.97% |
Byron DonaldsR-FL · House | $16.1K | 2.12% |
Shelley Moore CapitoR-WV · Senate | $9.5K | 0.46% |
David RouzerR-NC · House | $8K | 1.56% |
Robert J. WittmanR-VA · House | $8K | 0.51% |
Rick LarsenD-WA · House | $8K | 0.67% |
William R. KeatingD-MA · House | $8K | 0.26% |
Michael A. RulliR-OH · House | $8K | 0.86% |
Jared MoskowitzD-FL · House | $8K | 0.17% |
Investors buying and selling
| Investor | Action | Shares now |
|---|---|---|
| John Armitage | Reduced −39% | 388,726 |
| Farallon Capital Management | Reduced −42% | 295,671 |
| National Pension Service (Korea) | Added +1.1% | 1,522,310 |
| Polen Capital | Reduced −8.9% | 3,492,466 |
| Jensen Investment Management | Reduced −1.4% | 941,593 |
| Eric Mandelblatt | Reduced −2.8% | 981,036 |
| Chuck Akre | Reduced −5.5% | 3,703,739 |
| Bill Nygren | Reduced −0.9% | 131,627 |
| Mark Massey | Reduced −5.4% | 586,254 |
| Gavin Baker | Reduced −12% | 71,308 |
| Wally Weitz | Reduced −8.0% | 187,070 |
| Terry Smith | Reduced −1.5% | 64,033 |
| Ray Dalio | Reduced −11% | 47,987 |
| Barry Ritholtz | Added +3.8% | 18,004 |
| Tom Russo | Reduced −6.3% | 1,884,664 |
| Mario Gabelli | Reduced −3.7% | 23,538 |
| Jeremy Grantham | Reduced −4.1% | 2,458 |
Politicians trading it
Latest Congress trades disclosed under the STOCK Act; amounts are ranges.
| Politician | Action | Traded |
|---|---|---|
Tommy TubervilleJointR-AL · Senate | Sold$15K–$50K | Jun 8, 2026disclosed Jul 16, 2026 |
Gilbert Ray Cisneros, Jr.D-CA · House | Sold part$1K–$15K | Jun 5, 2026disclosed Jul 2, 2026 |
Shelley Moore CapitoSpouseR-WV · Senate | Bought$1K–$15K | Mar 28, 2026disclosed Apr 12, 2026 |
Alan ArmstrongR-OK · Senate | Sold$15K–$50K | Mar 27, 2026disclosed Jul 21, 2026 |
Sheldon WhitehouseSpouseD-RI · Senate | Sold part$1K–$15K | Feb 23, 2026disclosed Mar 6, 2026 |
Markwayne MullinJointR-OK · Senate | Bought$50K–$100K | Dec 29, 2025disclosed Jan 16, 2026 |
Gilbert Ray Cisneros, Jr.D-CA · House | Bought$1K–$15K | Nov 18, 2025disclosed Dec 15, 2025 |
Gilbert Ray Cisneros, Jr.D-CA · House | Bought$1K–$15K | Oct 17, 2025disclosed Nov 18, 2025 |
Val T. HoyleSpouseD-OR · House | Sold$1K–$15K | Sep 23, 2025disclosed Oct 10, 2025 |
Lisa C. McClainSpouseR-MI · House | Sold$1K–$15K | Jun 24, 2025disclosed Aug 13, 2025 |
Lisa C. McClainSpouseR-MI · House | Bought$1K–$15K | Jun 17, 2025disclosed Aug 13, 2025 |
Jefferson ShreveR-IN · House | Sold$50K–$100K | May 12, 2025disclosed Jun 22, 2025 |
Bruce WestermanR-AR · House | Sold$1K–$15K | Apr 21, 2025disclosed May 12, 2025 |
Tommy TubervilleJointR-AL · Senate | Sold$15K–$50K | Apr 15, 2025disclosed May 15, 2025 |
Tommy TubervilleJointR-AL · Senate | Sold part$15K–$50K | Apr 15, 2025disclosed Aug 5, 2026 |
Josh GottheimerJointD-NJ · House | Sold part$1K–$15K | Apr 9, 2025disclosed May 14, 2025 |
Robert P. Bresnahan, Jr.R-PA · House | Sold$1K–$15K | Apr 8, 2025disclosed Apr 28, 2025 |
Jefferson ShreveR-IN · House | Sold part$15K–$50K | Apr 7, 2025disclosed May 8, 2025 |
Josh GottheimerJointD-NJ · House | Sold part$1K–$15K | Mar 6, 2025disclosed Apr 10, 2025 |
Bruce WestermanR-AR · House | Bought$1K–$15K | Mar 3, 2025disclosed Apr 16, 2025 |
John BoozmanJointR-AR · Senate | Bought$1K–$15K | Feb 5, 2025disclosed Mar 6, 2025 |
Josh GottheimerJointD-NJ · House | Bought$1K–$15K | Jan 31, 2025disclosed Feb 10, 2025 |
Josh GottheimerJointD-NJ · House | Bought$1K–$15K | Jan 30, 2025disclosed Feb 10, 2025 |
Josh GottheimerJointD-NJ · House | Sold part$1K–$15K | Jan 16, 2025disclosed Feb 10, 2025 |
John BoozmanJointR-AR · Senate | Bought$1K–$15K | Jan 14, 2025disclosed Feb 8, 2025 |
Robert P. Bresnahan, Jr.JointR-PA · House | Sold$1K–$15K | Jan 13, 2025disclosed Feb 13, 2025 |
Sheldon WhitehouseD-RI · Senate | Sold part$1K–$15K | Oct 29, 2024disclosed Nov 7, 2024 |
Val T. HoyleSpouseD-OR · House | Bought$1K–$15K | Oct 29, 2024disclosed Sep 12, 2025 |
Sheldon WhitehouseSpouseD-RI · Senate | Sold part$1K–$15K | Oct 29, 2024disclosed Nov 7, 2024 |
Josh GottheimerJointD-NJ · House | Bought$1K–$15K | Sep 18, 2024disclosed Oct 3, 2024 |
Josh GottheimerJointD-NJ · House | Bought$1K–$15K | Jul 31, 2024disclosed Aug 15, 2024 |
Josh GottheimerJointD-NJ · House | Bought$1K–$15K | Jul 18, 2024disclosed Aug 15, 2024 |
Jared MoskowitzChildD-FL · House | Sold$1K–$15K | Jul 5, 2024disclosed Aug 6, 2024 |
Jared MoskowitzD-FL · House | Sold$1K–$15K | Jul 5, 2024disclosed Aug 19, 2024 |
Jared MoskowitzChildD-FL · House | Sold part$1K–$15K | Jul 5, 2024disclosed Aug 6, 2024 |
Kathy E. ManningSpouseD-NC · House | Bought$1K–$15K | Jul 2, 2024disclosed Aug 16, 2024 |
Kathy E. ManningSpouseD-NC · House | Bought$1K–$15K | Jul 2, 2024disclosed Aug 16, 2024 |
Josh GottheimerJointD-NJ · House | Sold part$1K–$15K | Jul 1, 2024disclosed Aug 15, 2024 |
Tommy TubervilleJointR-AL · Senate | Sold$1K–$15K | May 3, 2024disclosed Aug 5, 2026 |
Tommy TubervilleJointR-AL · Senate | Sold$1K–$15K | May 3, 2024disclosed Jun 14, 2024 |