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 2024
Institutional positions in Merck & Co., Inc. as of Dec 31, 2024. 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
- 3,618
- +182 vs. Q3 2024
- Shares held
- 1.98B
- +39.5M (+2.0%) vs. Q3 2024
- Total value
- $196.9B
- −$22.8B (−10.4%) vs. Q3 2024
- New holders
- 389
- 1,324 more added
- Sold out
- 207
- 1,581 more reduced
66 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: 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 2024
Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 251,096,107 | $25.0B | 0.44% | +1,292,192+0.5% | Added |
| BlackRock, Inc. | 222,081,845 | $22.1B | 0.45% | +10,022,108+4.7% | Added |
| State Street Corp | 120,909,306 | $12.1B | 0.48% | +1,882,894+1.6% | Added |
| Wellington Management Group LLP | 80,742,030 | $8.03B | 1.47% | +4,932,647+6.5% | Added |
| Geode Capital Management, LLC | 61,181,863 | $6.07B | 0.47% | +2,026,859+3.4% | Added |
| Morgan Stanley | 44,183,699 | $4.40B | 0.31% | −208,123−0.5% | Reduced |
| FMR LLC | 37,360,572 | $3.72B | 0.22% | −12,345,732−24.8% | Reduced |
| Bank of America Corp | 36,444,942 | $3.63B | 0.34% | −2,423,082−6.2% | Reduced |
| Norges Bank | 34,979,885 | $3.48B | 0.46% | +1,198,861+3.5% | Added |
| Northern Trust Corp | 31,377,107 | $3.12B | 0.44% | +4,511,742+16.8% | Added |
| JPMorgan Chase & Co | 27,109,855 | $2.70B | 0.21% | −176,010−0.6% | Reduced |
| Bank of New York Mellon Corp | 24,213,537 | $2.41B | 0.44% | +5,550,824+29.7% | Added |
| UBS Asset Management Americas Inc | 21,547,758 | $2.14B | 0.50% | +3,791,737+21.4% | Added |
| Charles Schwab Investment Management Inc | 20,125,171 | $2.00B | 0.37% | +1,317,878+7.0% | Added |
| Franklin Resources Inc | 19,872,444 | $1.98B | 0.55% | +3,823,283+23.8% | Added |
| Legal & General Group Plc | 19,484,511 | $1.94B | 0.51% | +241,709+1.3% | Added |
| Deutsche Bank AG | 19,246,457 | $1.91B | 0.75% | −322,355−1.6% | Reduced |
| Royal Bank of Canada | 18,375,974 | $1.83B | 0.40% | +1,802,313+10.9% | Added |
| UBS Group AG | 17,271,289 | $1.72B | 0.39% | +1,964,947+12.8% | Added |
| Goldman Sachs Group Inc | 17,099,152 | $1.70B | 0.33% | +2,272,626+15.3% | Added |
| Fisher Asset Management, LLC | 16,111,604 | $1.60B | 0.64% | +1,458,169+10.0% | Added |
| Raymond James Financial Inc | 15,692,332 | $1.56B | 0.58% | +15,692,332 | New |
| Invesco Ltd. | 15,452,240 | $1.54B | 0.28% | +2,847,934+22.6% | Added |
| Wells Fargo & Company | 14,865,788 | $1.48B | 0.36% | −52,033−0.3% | Reduced |
| Ameriprise Financial Inc | 13,964,664 | $1.39B | 0.36% | −3,200,521−18.6% | Reduced |
| State Farm Mutual Automobile Insurance Co | 13,794,969 | $1.37B | 1.25% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 12,511,007 | $1.24B | 0.14% | −9,961,069−44.3% | Reduced |
| Nuveen Asset Management, LLC | 12,085,520 | $1.20B | 0.34% | −1,184,771−8.9% | Reduced |
| Dimensional Fund Advisors LP | 11,577,535 | $1.15B | 0.28% | +4,480,007+63.1% | Added |
| Alliancebernstein L.P. | 11,109,679 | $1.11B | 0.38% | −917,806−7.6% | Reduced |
| Amundi | 9,535,680 | $952.1M | 0.33% | −6,533,203−40.7% | Reduced |
| Nordea Investment Management AB | 9,399,643 | $933.8M | 0.98% | +422,382+4.7% | Added |
| Aristotle Capital Management, LLC | 8,688,333 | $864.3M | 1.67% | −232,596−2.6% | Reduced |
| California Public Employees Retirement System | 8,475,511 | $843.1M | 0.56% | −818,542−8.8% | Reduced |
| HSBC Holdings PLC | 8,449,894 | $839.7M | 0.52% | +718,067+9.3% | Added |
| Massachusetts Financial Services Co | 8,197,687 | $815.5M | 0.26% | −396,589−4.6% | Reduced |
| The PNC Financial Services Group, Inc. | 8,100,071 | $805.8M | 0.54% | −122,121−1.5% | Reduced |
| Capital World Investors | 7,906,912 | $786.6M | 0.12% | −7,327,778−48.1% | Reduced |
| Swedbank AB | 7,660,652 | $762.1M | 0.94% | +130,541+1.7% | Added |
| Stifel Financial Corp | 7,362,103 | $732.4M | 0.76% | +347,848+5.0% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 7,212,733 | $717.5M | 0.48% | +675,591+10.3% | Added |
| Swiss National Bank | 7,160,751 | $712.4M | 0.47% | −357,200−4.8% | Reduced |
| Alphinity Investment Management Pty Ltd | 6,967,370 | $693.1M | 3.77% | −209,695−2.9% | Reduced |
| Principal Financial Group Inc | 6,502,635 | $646.9M | 0.35% | +146,685+2.3% | Added |
| Arrowstreet Capital, Limited Partnership | 6,473,094 | $643.9M | 0.52% | −486,039−7.0% | Reduced |
| Barclays PLC | 6,466,011 | $643.2M | 0.32% | −421,564−6.1% | Reduced |
| Envestnet Asset Management Inc | 6,459,654 | $642.6M | 0.21% | −1,047,317−14.0% | Reduced |
| D. E. Shaw & Co., Inc. | 6,374,804 | $634.2M | 0.70% | −386,291−5.7% | Reduced |
| Barrow Hanley Mewhinney & Strauss LLC | 6,285,905 | $625.3M | 2.13% | +629,303+11.1% | Added |
| Capital International Investors | 6,280,750 | $624.7M | 0.12% | −24,396−0.4% | Reduced |
| Harris Associates L PSuperinvestorHarris Associates (Oakmark) | 6,244,450 | $621.2M | 0.82% | +3,301,429+112.2% | Added |
| Bank of Montreal | 6,168,425 | $613.6M | 0.31% | −341,659−5.2% | Reduced |
| Grantham, Mayo, Van Otterloo & Co. LLC | 6,165,271 | $613.3M | 2.00% | +253,227+4.3% | Added |
| Janus Henderson Group PLC | 5,864,505 | $583.4M | 0.30% | −2,905,121−33.1% | Reduced |
| Canada Pension Plan Investment Board | 5,817,886 | $578.8M | 0.55% | +1,755,552+43.2% | Added |
| Clearbridge Investments, LLC | 5,813,122 | $578.3M | 0.47% | −1,017,382−14.9% | Reduced |
| LSV Asset Management | 5,747,990 | $571.8M | 1.32% | −267,130−4.4% | Reduced |
| BNP Paribas Arbitrage, SA | 5,730,773 | $570.1M | 0.44% | +2,185,771+61.7% | Added |
| DekaBank Deutsche Girozentrale | 5,427,912 | $537.5M | 0.99% | 00.0% | Unchanged |
| AQR Capital Management LLC | 5,377,752 | $533.1M | 0.69% | +2,354,723+77.9% | Added |
| Citadel Advisors LLC | 5,281,710 | $525.4M | 0.49% | −1,759,979−25.0% | Reduced |
| Schroder Investment Management Group | 5,133,560 | $510.7M | 0.49% | −1,469,424−22.3% | Reduced |
| Manufacturers Life Insurance Company, The | 5,078,200 | $505.2M | 0.44% | −73,853−1.4% | Reduced |
| National Pension Service | 4,961,448 | $493.6M | 0.47% | +175,184+3.7% | Added |
| Two Sigma Advisers, LP | 4,887,100 | $486.2M | 1.12% | +623,000+14.6% | Added |
| Citigroup Inc | 4,739,906 | $471.5M | 0.45% | +317,713+7.2% | Added |
| National Bank of Canada | 4,597,456 | $457.4M | 0.59% | +577,363+14.4% | Added |
| Capital Research Global Investors | 4,473,385 | $445.0M | 0.09% | +2,431,430+119.1% | Added |
| Rhumbline Advisers | 4,463,320 | $444.0M | 0.40% | −54,025−1.2% | Reduced |
| Qube Research & Technologies Ltd | 4,370,461 | $434.8M | 0.71% | +197,616+4.7% | Added |
| Bahl & Gaynor Inc | 4,320,178 | $429.8M | 2.27% | −110,823−2.5% | Reduced |
| Standard Life Aberdeen plc | 4,249,325 | $420.2M | 0.79% | −359,459−7.8% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 4,199,433 | $416.4M | 0.40% | +377,436+9.9% | Added |
| Caisse de Depot Et Placement du Quebec | 4,166,192 | $414.5M | 0.86% | −1,222,359−22.7% | Reduced |
| California State Teachers Retirement System | 4,075,828 | $405.5M | 0.47% | −59,042−1.4% | Reduced |
| Beutel, Goodman & Co Ltd. | 4,041,922 | $402.1M | 2.19% | +595,105+17.3% | Added |
| Macquarie Group Ltd | 3,883,213 | $376.5M | 0.46% | −519,404−11.8% | Reduced |
| Millennium Management LLC | 3,580,963 | $356.2M | 0.31% | +1,783,987+99.3% | Added |
| New York State Common Retirement Fund | 3,519,691 | $350.1M | 0.47% | −38,222−1.1% | Reduced |
| Lazard Asset Management LLC | 3,408,939 | $339.1M | 0.50% | +2,775,313+438.0% | Added |
| Truist Financial Corp | 3,347,801 | $333.0M | 0.52% | −112,994−3.3% | Reduced |
| Victory Capital Management Inc | 3,345,122 | $332.8M | 0.33% | +371,758+12.5% | Added |
| Smead Capital Management, Inc. | 3,300,210 | $328.3M | 5.09% | −80,259−2.4% | Reduced |
| Fayez Sarofim & Co | 3,204,907 | $318.8M | 0.77% | +309,716+10.7% | Added |
| LPL Financial LLC | 3,203,995 | $318.7M | 0.13% | +345,513+12.1% | Added |
| HighTower Advisors, LLC | 3,151,875 | $313.5M | 0.43% | +282,865+9.9% | Added |
| Van Eck Associates Corp | 3,149,841 | $313.3M | 0.40% | +2,778,388+748.0% | Added |
| CI Private Wealth, LLC | 3,115,764 | $309.6M | 0.51% | −583,104−15.8% | Reduced |
| Great West Life Assurance Co | 3,101,308 | $308.4M | 0.53% | +643,991+26.2% | Added |
| Handelsbanken Fonder AB | 3,097,650 | $308.2M | 1.18% | −32,392−1.0% | Reduced |
| Russell Investments Group, Ltd. | 3,080,661 | $305.7M | 0.42% | +310,850+11.2% | Added |
| AMF Pensionsforsakring AB | 2,841,581 | $282.9M | 2.01% | +2,039,197+254.1% | Added |
| ABN AMRO Bank N.V. | 2,795,200 | $275.1M | 3.72% | +20,542+0.7% | Added |
| Ensign Peak Advisors, Inc | 2,671,572 | $265.8M | 0.47% | −1,035,243−27.9% | Reduced |
| Robeco Institutional Asset Management B.V. | 2,657,411 | $264.4M | 0.50% | −546,267−17.1% | Reduced |
| Prudential Financial Inc | 2,645,319 | $263.2M | 0.36% | −751,138−22.1% | Reduced |
| KBC Group NV | 2,616,262 | $260.3M | 0.72% | +134,403+5.4% | Added |
| APG Asset Management N.V. | 2,655,495 | $255.1M | 0.71% | +1,996,433+302.9% | Added |
| Public Sector Pension Investment Board | 2,472,137 | $245.9M | 1.04% | +1,287,846+108.7% | Added |
| State Board of Administration of Florida Retirement System | 2,450,931 | $243.8M | 0.46% | −86,049−3.4% | Reduced |