Merck & Co. Inc. – Investors and Politicians Who Own It
MRK
Investors who own it
14 tracked investors, $3.6B in shares, each from their latest 13F.
| Investor | Value | Share of portfolio |
|---|---|---|
Bill NygrenHarris Associates (Oakmark), Q2 2026 | $1.6B | 2.06% |
Jeremy GranthamGMO (Grantham Mayo Van Otterloo), Q2 2026 | $871.9M | 1.96% |
| $744.2M | 0.48% | |
Anand ParekhAlyeska Investment Group, Q2 2026 | $318.8M | 0.82% |
Kahn BrothersQ2 2026 | $28M | 4.43% |
Farallon Capital ManagementQ2 2026 | $25.6M | 0.12% |
Prem WatsaFairfax Financial Holdings, Q2 2026 | $22.2M | 0.84% |
Dodge & CoxQ2 2026 | $17.4M | 0.01% |
Mario GabelliGAMCO Investors, Q2 2026 | $8.1M | 0.07% |
Barry RitholtzRitholtz Wealth Management, Q2 2026 | $6.1M | 0.09% |
Chris BloomstranSemper Augustus Investments, Q2 2026 | $5.7M | 0.65% |
Ray DalioBridgewater Associates, Q2 2026 | $3.9M | 0.02% |
Daniel SchneebergerADAR1 Capital Management, Q2 2026 | $403.5K | 0.02% |
Tom RussoGardner Russo & Quinn, Q2 2026 | $211K | 0.00% |
Politicians who own it
Estimated from annual disclosures and trades; values are rough estimates.
| Politician | Est. value | Share of portfolio |
|---|---|---|
J. French HillR-AR · House | $242.3K | 1.41% |
Thomas H. Kean, Jr.R-NJ · House | $114.9K | 2.23% |
Kevin HernR-OK · House | $103.8K | 0.44% |
Kelly MorrisonD-MN · House | $103.8K | 0.46% |
Kathy E. ManningD-NC · House | $72.5K | 0.26% |
Scott FranklinR-FL · House | $67.2K | 1.33% |
Maria Elvira SalazarR-FL · House | $61.3K | 2.58% |
Gerald E. ConnollyD-VA · House | $49.4K | 2.24% |
Gilbert Ray Cisneros, Jr.D-CA · House | $45K | 0.10% |
Steve CohenD-TN · House | $45K | 1.02% |
Marjorie Taylor GreeneR-GA · House | $43.4K | 0.80% |
Susan M. CollinsR-ME · Senate | $25K | 3.19% |
Julie JohnsonD-TX · House | $11.1K | 0.06% |
Rick LarsenD-WA · House | $11.1K | 0.92% |
Robert B. AderholtR-AL · House | $11.1K | 0.69% |
Sam T. LiccardoD-CA · House | $11.1K | 0.63% |
Daniel MeuserR-PA · House | $11.1K | 0.43% |
Michael A. RulliR-OH · House | $11.1K | 1.18% |
William R. KeatingD-MA · House | $11.1K | 0.35% |
Josh GottheimerD-NJ · House | $9.9K | 0.03% |
Investors buying and selling
| Investor | Action | Shares now |
|---|---|---|
| Bill Nygren | Reduced −2.4% | 12,073,109 |
| National Pension Service (Korea) | Added +0.5% | 5,791,782 |
| Anand Parekh | Added +7.6% | 2,480,590 |
| Jeremy Grantham | Reduced −3.3% | 6,785,008 |
| Farallon Capital Management | Reduced −45% | 199,000 |
| Ray Dalio | New | 30,254 |
| Dodge & Cox | Reduced −0.2% | 135,750 |
| Kahn Brothers | Reduced −4.0% | 218,182 |
| Barry Ritholtz | Added +5.5% | 47,423 |
| Mario Gabelli | Reduced −3.2% | 62,672 |
| Tom Russo | Reduced −23% | 1,642 |
Politicians trading it
Latest Congress trades disclosed under the STOCK Act; amounts are ranges.
| Politician | Action | Traded |
|---|---|---|
Maria Elvira SalazarR-FL · House | Bought$15K–$50K | Aug 19, 2026disclosed Sep 9, 2026 |
Maria Elvira SalazarR-FL · House | Bought$15K–$50K | Aug 19, 2026disclosed Sep 9, 2026 |
Alan ArmstrongR-OK · Senate | Sold$15K–$50K | Mar 27, 2026disclosed Jul 21, 2026 |
Josh GottheimerJointD-NJ · House | Bought$1K–$15K | Feb 4, 2026disclosed Mar 16, 2026 |
Gilbert Ray Cisneros, Jr.D-CA · House | Bought$1K–$15K | Dec 19, 2025disclosed Jan 12, 2026 |
Julie JohnsonJointD-TX · House | Sold$1K–$15K | Dec 18, 2025disclosed Jan 15, 2026 |
Gilbert Ray Cisneros, Jr.D-CA · House | Bought$1K–$15K | Nov 18, 2025disclosed Dec 15, 2025 |
Julie JohnsonJointD-TX · House | Sold part$1K–$15K | Nov 13, 2025disclosed Dec 11, 2025 |
Val T. HoyleSpouseD-OR · House | Sold$1K–$15K | Sep 23, 2025disclosed Oct 10, 2025 |
Marjorie Taylor GreeneR-GA · House | Bought$1K–$15K | Aug 28, 2025disclosed Aug 29, 2025 |
Julie JohnsonJointD-TX · House | Sold part$1K–$15K | Aug 14, 2025disclosed Sep 11, 2025 |
Gilbert Ray Cisneros, Jr.D-CA · House | Bought$1K–$15K | Aug 5, 2025disclosed Sep 12, 2025 |
Lisa C. McClainSpouseR-MI · House | Sold$1K–$15K | Aug 4, 2025disclosed Sep 12, 2025 |
Ritchie TorresD-NY · House | Sold$1K–$15K | Jul 11, 2025disclosed Aug 20, 2025 |
Lisa C. McClainSpouseR-MI · House | Bought$1K–$15K | Jun 24, 2025disclosed Aug 13, 2025 |
Scott FranklinJointR-FL · House | Sold$1K–$15K | Jun 16, 2025disclosed Jul 14, 2025 |
Julie JohnsonJointD-TX · House | Bought$1K–$15K | Jun 13, 2025disclosed Jul 14, 2025 |
Gilbert Ray Cisneros, Jr.D-CA · House | Sold$1K–$15K | May 30, 2025disclosed Jun 6, 2025 |
Robert P. Bresnahan, Jr.R-PA · House | Sold$15K–$50K | May 15, 2025disclosed May 31, 2025 |
Marjorie Taylor GreeneR-GA · House | Bought$1K–$15K | May 5, 2025disclosed May 6, 2025 |
Gilbert Ray Cisneros, Jr.D-CA · House | Bought$1K–$15K | Apr 29, 2025disclosed May 6, 2025 |
Bruce WestermanR-AR · House | Sold$1K–$15K | Apr 21, 2025disclosed May 12, 2025 |
Jefferson ShreveR-IN · House | Sold$15K–$50K | Apr 17, 2025disclosed May 8, 2025 |
Marjorie Taylor GreeneR-GA · House | Bought$1K–$15K | Apr 9, 2025disclosed Apr 11, 2025 |
Robert P. Bresnahan, Jr.R-PA · House | Bought$15K–$50K | Apr 8, 2025disclosed May 8, 2025 |
Gilbert Ray Cisneros, Jr.D-CA · House | Sold part$15K–$50K | Mar 31, 2025disclosed Apr 7, 2025 |
Kelly MorrisonD-MN · House | Sold part$1K–$15K | Mar 20, 2025disclosed Apr 11, 2025 |
Sheri BiggsSpouseR-SC · House | Sold$15K–$50K | Mar 19, 2025disclosed Oct 5, 2025 |
Bruce WestermanR-AR · House | Bought$1K–$15K | Mar 3, 2025disclosed Apr 16, 2025 |
Gilbert Ray Cisneros, Jr.D-CA · House | Bought$15K–$50K | Feb 26, 2025disclosed Mar 6, 2025 |
Robert P. Bresnahan, Jr.R-PA · House | Sold$15K–$50K | Feb 25, 2025disclosed Mar 27, 2025 |
Jefferson ShreveR-IN · House | Bought$15K–$50K | Feb 24, 2025disclosed Mar 9, 2025 |
Josh GottheimerJointD-NJ · House | Sold$15K–$50K | Jan 27, 2025disclosed Feb 10, 2025 |
Gilbert Ray Cisneros, Jr.D-CA · House | Sold$1K–$15K | Jan 24, 2025disclosed Feb 11, 2025 |
Julie JohnsonJointD-TX · House | Bought$1K–$15K | Jan 17, 2025disclosed Feb 12, 2025 |
Byron DonaldsR-FL · House | Sold$1K–$15K | Jan 16, 2025disclosed Feb 10, 2025 |
Byron DonaldsSpouseR-FL · House | Sold$1K–$15K | Jan 16, 2025disclosed Feb 10, 2025 |
Jared MoskowitzD-FL · House | Sold$1K–$15K | Jan 15, 2025disclosed Feb 10, 2025 |
Jared MoskowitzChildD-FL · House | Sold$1K–$15K | Jan 15, 2025disclosed Feb 10, 2025 |
Jared MoskowitzChildD-FL · House | Sold$1K–$15K | Jan 15, 2025disclosed Feb 10, 2025 |