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 2021
Institutional positions in Merck & Co., Inc. as of Dec 31, 2021. 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
- 2,910
- +294 vs. Q3 2021
- Shares held
- 1.85B
- +9.41M (+0.5%) vs. Q3 2021
- Total value
- $142.2B
- +$3.54B (+2.6%) vs. Q3 2021
- New holders
- 388
- 1,257 more added
- Sold out
- 94
- 961 more reduced
42 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2021: 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 2021
Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 211,202,531 | $16.2B | 0.37% | +734,443+0.3% | Added |
| BlackRock Inc. | 198,224,263 | $15.2B | 0.39% | +10,326,974+5.5% | Added |
| State Street Corp | 118,668,673 | $9.17B | 0.44% | +3,132,078+2.7% | Added |
| Wellington Management Group LLP | 49,873,308 | $3.82B | 0.61% | +314,230+0.6% | Added |
| Geode Capital Management, LLC | 48,153,283 | $3.68B | 0.44% | +5,409,154+12.7% | Added |
| Bank of America Corp | 35,422,716 | $2.71B | 0.29% | −159,769−0.4% | Reduced |
| Franklin Resources Inc | 34,058,528 | $2.61B | 0.94% | −5,203,831−13.3% | Reduced |
| Bank of New York Mellon Corp | 30,970,444 | $2.37B | 0.43% | +1,636,358+5.6% | Added |
| Northern Trust Corp | 30,012,269 | $2.30B | 0.38% | −1,015,659−3.3% | Reduced |
| Morgan Stanley | 29,424,943 | $2.26B | 0.28% | +3,287,041+12.6% | Added |
| Charles Schwab Investment Management Inc | 29,002,620 | $2.22B | 0.66% | +1,500,754+5.5% | Added |
| Massachusetts Financial Services Co | 28,981,674 | $2.22B | 0.61% | +3,484,786+13.7% | Added |
| Norges Bank | 23,786,901 | $1.82B | 0.37% | −2,349,731−9.0% | Reduced |
| Deutsche Bank AG | 21,596,820 | $1.66B | 0.74% | −229,187−1.1% | Reduced |
| Invesco Ltd. | 20,201,129 | $1.55B | 0.37% | +739,839+3.8% | Added |
| Legal & General Group Plc | 19,104,413 | $1.46B | 0.44% | −12,213−0.1% | Reduced |
| Wells Fargo & Company | 18,677,895 | $1.43B | 0.37% | −2,212,150−10.6% | Reduced |
| JPMorgan Chase & Co | 18,180,332 | $1.39B | 0.17% | +911,398+5.3% | Added |
| Price T Rowe Associates Inc | 17,304,803 | $1.33B | 0.12% | −1,197,067−6.5% | Reduced |
| Capital International Investors | 16,887,642 | $1.29B | 0.27% | −6,037,697−26.3% | Reduced |
| Royal Bank of Canada | 16,752,702 | $1.28B | 0.31% | +3,421,845+25.7% | Added |
| Ameriprise Financial Inc | 15,800,828 | $1.20B | 0.33% | +2,892,046+22.4% | Added |
| California Public Employees Retirement System | 14,805,342 | $1.13B | 0.76% | −66,331−0.4% | Reduced |
| State Farm Mutual Automobile Insurance Co | 14,231,200 | $1.09B | 1.08% | 00.0% | Unchanged |
| LSV Asset Management | 14,186,562 | $1.09B | 1.93% | −499,210−3.4% | Reduced |
| FMR LLC | 14,070,001 | $1.08B | 0.08% | +3,382,119+31.6% | Added |
| UBS Group AG | 13,012,137 | $997.2M | 0.39% | +365,649+2.9% | Added |
| Janus Henderson Group PLC | 12,595,778 | $965.4M | 0.40% | −4,881,403−27.9% | Reduced |
| Nordea Investment Management AB | 12,141,102 | $938.1M | 1.12% | −968,133−7.4% | Reduced |
| UBS Asset Management Americas Inc | 12,139,340 | $930.4M | 0.36% | −559,316−4.4% | Reduced |
| Capital World Investors | 12,074,915 | $925.4M | 0.15% | +2,675,538+28.5% | Added |
| Nuveen Asset Management, LLC | 11,909,611 | $912.8M | 0.27% | −493,511−4.0% | Reduced |
| Fisher Asset Management, LLC | 11,409,682 | $874.4M | 0.49% | +776,418+7.3% | Added |
| Macquarie Group Ltd | 11,015,442 | $844.2M | 0.70% | −915,657−7.7% | Reduced |
| Barrow Hanley Mewhinney & Strauss LLC | 10,472,715 | $802.6M | 2.54% | +261,025+2.6% | Added |
| Parametric Portfolio Associates LLC | 10,385,102 | $795.9M | 0.41% | +166,894+1.6% | Added |
| Swiss National Bank | 9,621,632 | $737.4M | 0.44% | −390,400−3.9% | Reduced |
| The PNC Financial Services Group, Inc. | 9,311,209 | $713.6M | 0.59% | +192,954+2.1% | Added |
| Dimensional Fund Advisors LP | 9,065,439 | $694.8M | 0.21% | −726,533−7.4% | Reduced |
| Bank of Montreal | 6,907,460 | $690.7M | 0.37% | −2,103,124−23.3% | Reduced |
| Clearbridge Investments, LLC | 8,921,750 | $683.8M | 0.47% | −939,799−9.5% | Reduced |
| Barclays PLC | 8,655,715 | $663.4M | 0.41% | +1,961,749+29.3% | Added |
| Raymond James & Associates | 8,476,455 | $649.6M | 0.52% | −217,138−2.5% | Reduced |
| Arrowstreet Capital, Limited Partnership | 8,319,127 | $637.6M | 0.78% | +1,751,969+26.7% | Added |
| Putnam Investments LLC | 8,012,232 | $614.1M | 0.88% | +1,863,064+30.3% | Added |
| Credit Suisse AG | 7,945,338 | $608.9M | 0.49% | +589,040+8.0% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 7,861,537 | $602.5M | 0.37% | −285,117−3.5% | Reduced |
| Goldman Sachs Group Inc | 7,758,829 | $594.6M | 0.14% | −2,779,545−26.4% | Reduced |
| Stifel Financial Corp | 7,085,463 | $543.0M | 0.72% | +52,891+0.8% | Added |
| Principal Financial Group Inc | 7,064,788 | $541.4M | 0.32% | −316,454−4.3% | Reduced |
| Alliancebernstein L.P. | 6,693,221 | $513.0M | 0.18% | +334,299+5.3% | Added |
| Federated Hermes, Inc. | 6,143,711 | $470.9M | 0.88% | −1,544,339−20.1% | Reduced |
| Amundi | 5,138,581 | $417.9M | 0.26% | −3,743,377−42.1% | Reduced |
| New York State Common Retirement Fund | 5,385,195 | $412.7M | 0.41% | −40,349−0.7% | Reduced |
| DekaBank Deutsche Girozentrale | 5,105,314 | $394.4M | 0.96% | +127,360+2.6% | Added |
| Robeco Institutional Asset Management B.V. | 5,123,391 | $392.7M | 0.84% | +791,320+18.3% | Added |
| Truist Financial Corp | 5,119,352 | $392.3M | 0.60% | −80,721−1.6% | Reduced |
| American Century Companies Inc | 5,083,718 | $389.6M | 0.25% | +854,536+20.2% | Added |
| Canada Pension Plan Investment Board | 5,032,710 | $385.7M | 0.41% | −796,750−13.7% | Reduced |
| Swedbank AB | 4,885,814 | $376.9M | 0.64% | −10,955−0.2% | Reduced |
| Citigroup Inc | 4,782,166 | $366.5M | 0.33% | +295,895+6.6% | Added |
| Schroder Investment Management Group | 4,710,260 | $361.0M | 0.49% | +7,950+0.2% | Added |
| Two Sigma Advisers, LP | 4,700,599 | $360.3M | 0.90% | −1,579,700−25.2% | Reduced |
| California State Teachers Retirement System | 4,678,799 | $358.6M | 0.42% | +28,007+0.6% | Added |
| Prudential Financial Inc | 4,648,015 | $356.8M | 0.44% | +2,202,124+90.0% | Added |
| Envestnet Asset Management Inc | 4,419,509 | $338.7M | 0.17% | +34,326+0.8% | Added |
| Beutel, Goodman & Co Ltd. | 4,325,526 | $331.5M | 1.89% | +31,225+0.7% | Added |
| Bahl & Gaynor Inc | 4,255,535 | $326.1M | 1.82% | −28,581−0.7% | Reduced |
| First Trust Advisors LP | 4,248,408 | $325.6M | 0.32% | −157,298−3.6% | Reduced |
| Allianz Asset Management GmbH | 4,111,018 | $315.1M | 0.23% | −29,101−0.7% | Reduced |
| Bank of Nova Scotia | 4,104,922 | $314.6M | 0.46% | +1,842,464+81.4% | Added |
| Sarasin & Partners LLP | 4,074,221 | $312.2M | 2.84% | +333,906+8.9% | Added |
| HSBC Holdings PLC | 3,945,287 | $303.7M | 0.32% | +491,118+14.2% | Added |
| AQR Capital Management LLC | 3,881,963 | $297.5M | 0.54% | −967,353−19.9% | Reduced |
| Manufacturers Life Insurance Company, The | 3,850,779 | $295.7M | 0.18% | −440,935−10.3% | Reduced |
| Grantham, Mayo, Van Otterloo & Co. LLC | 3,787,374 | $290.3M | 1.39% | +77,162+2.1% | Added |
| Rhumbline Advisers | 3,716,890 | $284.9M | 0.35% | +35,622+1.0% | Added |
| Fayez Sarofim & Co | 3,458,525 | $265.1M | 0.79% | +48,504+1.4% | Added |
| Russell Investments Group, Ltd. | 3,262,354 | $250.6M | 0.40% | −444,525−12.0% | Reduced |
| National Pension Service | 3,238,159 | $248.2M | 0.43% | −35,730−1.1% | Reduced |
| State Board of Administration of Florida Retirement System | 3,157,969 | $242.0M | 0.43% | −15,263−0.5% | Reduced |
| TD Asset Management Inc | 3,132,586 | $240.1M | 0.20% | −55,910−1.8% | Reduced |
| Van Eck Associates Corp | 3,128,809 | $239.8M | 0.55% | +161,776+5.5% | Added |
| Brown Advisory Inc | 3,128,433 | $239.8M | 0.30% | +594,183+23.4% | Added |
| Voya Investment Management LLC | 3,117,944 | $239.0M | 0.46% | +1,617,873+107.9% | Added |
| London Co of Virginia | 3,089,520 | $236.8M | 1.19% | −7,153−0.2% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 3,063,546 | $234.8M | 0.44% | +113,361+3.8% | Added |
| Eaton Vance Management | 2,965,615 | $227.3M | 0.28% | +39,983+1.4% | Added |
| New York State Teachers Retirement System | 2,960,152 | $226.9M | 0.44% | −59,750−2.0% | Reduced |
| Baird Financial Group, Inc. | 2,929,427 | $224.5M | 0.52% | −115,286−3.8% | Reduced |
| Two Sigma Investments, LP | 2,907,647 | $222.8M | 0.55% | −94,140−3.1% | Reduced |
| Great West Life Assurance Co | 2,910,335 | $222.6M | 0.46% | −46,604−1.6% | Reduced |
| Toronto Dominion Bank | 3,803,725 | $216.0M | 0.29% | +1,300,434+51.9% | Added |
| Victory Capital Management Inc | 2,818,205 | $216.0M | 0.20% | +48,130+1.7% | Added |
| Alecta Pensionsforsakring, Omsesidigt | 2,710,000 | $209.0M | 0.91% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 2,713,136 | $208.0M | 0.46% | +293,535+12.1% | Added |
| Epoch Investment Partners, Inc. | 2,704,739 | $207.3M | 1.05% | +205,551+8.2% | Added |
| APG Asset Management N.V. | 3,064,464 | $206.5M | 0.35% | +14,573+0.5% | Added |
| Alphinity Investment Management Pty Ltd | 2,675,900 | $205.1M | 4.61% | +2,675,900 | New |
| Candriam Luxembourg S.C.A. | 2,652,855 | $203.3M | 1.30% | −1,010,324−27.6% | Reduced |