Merck & Co., Inc.
MRK- Exchange
- NYSE
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0000310158
In the last 90 days, Merck & Co., Inc. insiders filed 0 open-market purchases and 7 sales; 3,854 institutions reported holding it in 13F filings for Q2 2026, worth $254.3B in total; 4 superinvestors hold it, including Harris Associates (Oakmark) and Fairfax Financial.
13F holders, Q4 2022
Institutional positions in Merck & Co., Inc. as of Dec 31, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 3,244
- +304 vs. Q3 2022
- Shares held
- 1.91B
- +33.5M (+1.8%) vs. Q3 2022
- Total value
- $212.2B
- +$50.0B (+30.9%) vs. Q3 2022
- New holders
- 395
- 1,192 more added
- Sold out
- 91
- 1,329 more reduced
57 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MRK on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 3,854 | $254.3B |
| Q1 2026 | 3,812 | $231.9B |
| Q4 2025 | 3,674 | $206.6B |
| Q3 2025 | 3,319 | $159.8B |
| Q2 2025 | 3,337 | $155.9B |
| Q1 2025 | 3,459 | $177.7B |
| Q4 2024 | 3,618 | $196.9B |
| Q3 2024 | 3,502 | $221.8B |
| Q2 2024 | 3,558 | $242.3B |
| Q1 2024 | 3,547 | $256.9B |
| Q4 2023 | 3,444 | $211.6B |
| Q3 2023 | 3,222 | $197.7B |
| Q2 2023 | 3,262 | $222.8B |
| Q1 2023 | 3,188 | $205.1B |
| Q4 2022 | 3,244 | $212.2B |
| Q3 2022 | 2,997 | $162.7B |
| Q2 2022 | 3,020 | $171.5B |
| Q1 2022 | 2,962 | $152.1B |
| Q4 2021 | 2,910 | $142.2B |
| Q3 2021 | 2,658 | $138.8B |
| Q2 2021 | 2,684 | $144.3B |
| Q1 2021 | 2,693 | $143.2B |
Institutions, Q4 2022
Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 227,205,978 | $25.2B | 0.69% | +3,071,530+1.4% | Added |
| BlackRock Inc. | 214,731,385 | $23.8B | 0.75% | +223,625+0.1% | Added |
| State Street Corp | 117,961,857 | $13.2B | 0.77% | +650,528+0.6% | Added |
| Wellington Management Group LLP | 62,016,871 | $6.88B | 1.38% | +21,859,699+54.4% | Added |
| Geode Capital Management, LLC | 48,339,275 | $5.35B | 0.75% | +238,356+0.5% | Added |
| Morgan Stanley | 41,850,081 | $4.64B | 0.53% | +4,000,816+10.6% | Added |
| Bank of America Corp | 40,200,217 | $4.46B | 0.56% | +192,688+0.5% | Added |
| Bank of New York Mellon Corp | 30,395,629 | $3.37B | 0.77% | −653,582−2.1% | Reduced |
| Northern Trust Corp | 30,213,883 | $3.35B | 0.70% | +323,762+1.1% | Added |
| Charles Schwab Investment Management Inc | 29,977,649 | $3.33B | 1.07% | −972,799−3.1% | Reduced |
| FMR LLC | 27,452,983 | $3.05B | 0.30% | +4,255,943+18.3% | Added |
| Price T Rowe Associates Inc | 26,314,030 | $2.92B | 0.47% | +11,051,945+72.4% | Added |
| Norges Bank | 24,662,395 | $2.74B | 0.66% | +765,411+3.2% | Added |
| Massachusetts Financial Services Co | 23,882,232 | $2.65B | 0.93% | −3,158,675−11.7% | Reduced |
| JPMorgan Chase & Co | 23,795,341 | $2.64B | 0.37% | +305,417+1.3% | Added |
| Deutsche Bank AG | 20,794,272 | $2.31B | 1.33% | −614,680−2.9% | Reduced |
| Legal & General Group Plc | 19,189,617 | $2.13B | 0.82% | −514,995−2.6% | Reduced |
| Ameriprise Financial Inc | 18,938,314 | $2.10B | 0.72% | −218,769−1.1% | Reduced |
| Wells Fargo & Company | 18,324,951 | $2.03B | 0.64% | −572,173−3.0% | Reduced |
| Invesco Ltd. | 17,921,749 | $1.99B | 0.58% | +270,778+1.5% | Added |
| Nuveen Asset Management, LLC | 16,280,521 | $1.81B | 0.70% | +3,262,048+25.1% | Added |
| Royal Bank of Canada | 15,622,110 | $1.73B | 0.53% | −1,542,822−9.0% | Reduced |
| State Farm Mutual Automobile Insurance Co | 14,231,200 | $1.58B | 1.65% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 13,390,230 | $1.49B | 1.06% | −305,063−2.2% | Reduced |
| California Public Employees Retirement System | 13,140,619 | $1.46B | 1.24% | −614,080−4.5% | Reduced |
| UBS Group AG | 12,684,843 | $1.41B | 0.68% | +1,710,447+15.6% | Added |
| Goldman Sachs Group Inc | 12,246,135 | $1.36B | 0.39% | +142,535+1.2% | Added |
| UBS Asset Management Americas Inc | 12,227,711 | $1.36B | 0.71% | +64,902+0.5% | Added |
| Fisher Asset Management, LLC | 12,179,786 | $1.35B | 0.91% | +143,329+1.2% | Added |
| Capital World Investors | 11,934,932 | $1.32B | 0.28% | −873,208−6.8% | Reduced |
| Amundi | 10,507,578 | $1.17B | 0.64% | −534,826−4.8% | Reduced |
| Aristotle Capital Management, LLC | 10,417,532 | $1.16B | 2.45% | +1,539,606+17.3% | Added |
| Swiss National Bank | 10,295,951 | $1.14B | 0.82% | −663,281−6.1% | Reduced |
| LSV Asset Management | 9,915,920 | $1.10B | 2.43% | −1,425,875−12.6% | Reduced |
| Raymond James & Associates | 9,655,590 | $1.07B | 0.98% | +621,130+6.9% | Added |
| Barrow Hanley Mewhinney & Strauss LLC | 9,446,974 | $1.05B | 3.94% | −690,099−6.8% | Reduced |
| The PNC Financial Services Group, Inc. | 9,275,828 | $1.03B | 0.99% | +64,883+0.7% | Added |
| Dimensional Fund Advisors LP | 9,262,310 | $1.03B | 0.36% | +476,216+5.4% | Added |
| Arrowstreet Capital, Limited Partnership | 9,082,402 | $1.01B | 1.41% | −779,907−7.9% | Reduced |
| Nordea Investment Management AB | 9,087,839 | $1.01B | 1.57% | −1,981,702−17.9% | Reduced |
| Alliancebernstein L.P. | 8,826,847 | $979.3M | 0.44% | +1,408,442+19.0% | Added |
| Putnam Investments LLC | 8,625,493 | $957.0M | 1.67% | −183,691−2.1% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 8,316,974 | $922.8M | 0.73% | −157,337−1.9% | Reduced |
| Barclays PLC | 8,184,828 | $908.1M | 0.78% | +3,912,091+91.6% | Added |
| Stifel Financial Corp | 8,150,206 | $904.3M | 1.36% | −23,165−0.3% | Reduced |
| Clearbridge Investments, LLC | 8,024,613 | $890.3M | 0.88% | −206,505−2.5% | Reduced |
| Credit Suisse AG | 7,690,001 | $853.2M | 0.92% | −100,528−1.3% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 7,529,238 | $835.4M | 1.48% | −315,913−4.0% | Reduced |
| Macquarie Group Ltd | 7,438,816 | $825.7M | 0.98% | −1,326,950−15.1% | Reduced |
| Schroder Investment Management Group | 7,416,367 | $822.8M | 1.31% | +424,865+6.1% | Added |
| HSBC Holdings PLC | 6,983,419 | $773.7M | 0.96% | +2,758,777+65.3% | Added |
| Principal Financial Group Inc | 6,520,950 | $723.5M | 0.54% | −234,630−3.5% | Reduced |
| Envestnet Asset Management Inc | 6,401,903 | $710.3M | 0.37% | +94,792+1.5% | Added |
| Franklin Resources Inc | 6,223,682 | $690.5M | 0.36% | −4,263,655−40.7% | Reduced |
| Bank of Montreal | 6,168,509 | $689.3M | 0.54% | +710,978+13.0% | Added |
| Neuberger Berman Group LLC | 5,749,372 | $637.9M | 0.63% | −90,941−1.6% | Reduced |
| Caisse de Depot Et Placement du Quebec | 5,205,458 | $577.5M | 1.78% | −1,601,710−23.5% | Reduced |
| Standard Life Aberdeen plc | 5,165,852 | $573.2M | 1.56% | +481,739+10.3% | Added |
| Truist Financial Corp | 5,155,217 | $572.0M | 1.01% | −86,427−1.6% | Reduced |
| Swedbank AB | 5,057,564 | $561.1M | 1.24% | +318,921+6.7% | Added |
| DekaBank Deutsche Girozentrale | 4,941,133 | $550.5M | 1.46% | −97,031−1.9% | Reduced |
| New York State Common Retirement Fund | 4,937,863 | $547.9M | 0.75% | −41,196−0.8% | Reduced |
| Allianz Asset Management GmbH | 4,918,225 | $545.7M | 1.21% | −524,895−9.6% | Reduced |
| Ensign Peak Advisors, Inc | 4,862,484 | $539.5M | 1.22% | +71,207+1.5% | Added |
| Bahl & Gaynor Inc | 4,581,698 | $508.3M | 3.17% | −226,024−4.7% | Reduced |
| Prudential Financial Inc | 4,466,865 | $495.6M | 0.83% | +48,400+1.1% | Added |
| Rhumbline Advisers | 4,387,333 | $486.8M | 0.65% | +155,683+3.7% | Added |
| California State Teachers Retirement System | 4,334,438 | $480.9M | 0.76% | +66,620+1.6% | Added |
| Manufacturers Life Insurance Company, The | 4,325,558 | $479.9M | 0.30% | +316,030+7.9% | Added |
| APG Asset Management N.V. | 4,137,552 | $459.1M | 0.87% | +2,114,519+104.5% | Added |
| First Republic Investment Management, Inc. | 4,071,206 | $451.7M | 1.01% | +998,582+32.5% | Added |
| Victory Capital Management Inc | 3,881,595 | $430.7M | 0.50% | −82,691−2.1% | Reduced |
| Citigroup Inc | 3,769,038 | $418.2M | 0.59% | +65,347+1.8% | Added |
| Federated Hermes, Inc. | 3,702,505 | $410.8M | 1.14% | −723,032−16.3% | Reduced |
| National Pension Service | 3,654,054 | $405.4M | 0.80% | +72,099+2.0% | Added |
| Robeco Institutional Asset Management B.V. | 3,617,768 | $401.4M | 1.16% | −430,359−10.6% | Reduced |
| Capital Wealth Planning, LLC | 3,528,473 | $391.5M | 5.72% | +289,305+8.9% | Added |
| 1832 Asset Management L.P. | 3,500,073 | $388.3M | 0.80% | −256,737−6.8% | Reduced |
| Fayez Sarofim & Co | 3,431,434 | $380.7M | 1.41% | −31,423−0.9% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 3,310,807 | $367.3M | 0.74% | −41,441−1.2% | Reduced |
| London Co of Virginia | 3,207,359 | $355.9M | 2.10% | +9,898+0.3% | Added |
| Candriam Luxembourg S.C.A. | 3,205,692 | $355.7M | 2.40% | −272,866−7.8% | Reduced |
| Sarasin & Partners LLP | 3,148,181 | $349.3M | 4.57% | −506,208−13.9% | Reduced |
| Grantham, Mayo, Van Otterloo & Co. LLC | 3,142,811 | $348.7M | 1.86% | +36,156+1.2% | Added |
| AQR Capital Management LLC | 3,112,806 | $344.9M | 0.79% | −814,166−20.7% | Reduced |
| Smead Capital Management, Inc. | 2,978,599 | $330.5M | 7.07% | +255,497+9.4% | Added |
| New York State Teachers Retirement System | 2,975,877 | $330.2M | 0.81% | −32,583−1.1% | Reduced |
| HighTower Advisors, LLC | 2,925,787 | $324.6M | 0.74% | +80,118+2.8% | Added |
| First Trust Advisors LP | 2,917,791 | $323.7M | 0.38% | −111,114−3.7% | Reduced |
| State Board of Administration of Florida Retirement System | 2,894,636 | $321.2M | 0.79% | −30,630−1.0% | Reduced |
| Adage Capital Partners GP, L.L.C. | 2,719,325 | $301.7M | 0.72% | +404,264+17.5% | Added |
| Korea Investment CORP | 2,679,384 | $297.3M | 0.93% | −126,866−4.5% | Reduced |
| Great West Life Assurance Co | 2,631,602 | $293.3M | 0.77% | −194,176−6.9% | Reduced |
| Russell Investments Group, Ltd. | 2,606,777 | $289.1M | 0.60% | +150,983+6.1% | Added |
| Canada Pension Plan Investment Board | 2,603,271 | $288.8M | 0.51% | −632,560−19.5% | Reduced |
| Brown Advisory Inc | 2,597,624 | $288.2M | 0.54% | −214,437−7.6% | Reduced |
| M&T Bank Corp | 2,568,081 | $285.0M | 1.15% | +194,358+8.2% | Added |
| TD Asset Management Inc | 2,492,248 | $276.5M | 0.34% | −143,556−5.4% | Reduced |
| Mackenzie Financial Corp | 2,490,894 | $276.4M | 0.47% | +12,531+0.5% | Added |
| Citadel Advisors LLC | 2,486,668 | $275.9M | 0.32% | −900,548−26.6% | Reduced |