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, Q1 2024
Institutional positions in Merck & Co., Inc. as of Mar 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
- 3,547
- +150 vs. Q4 2023
- Shares held
- 1.95B
- +20.1M (+1.0%) vs. Q4 2023
- Total value
- $256.9B
- +$46.5B (+22.1%) vs. Q4 2023
- New holders
- 261
- 1,417 more added
- Sold out
- 111
- 1,490 more reduced
47 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: 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, Q1 2024
Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 243,269,899 | $32.1B | 0.64% | −1,506,848−0.6% | Reduced |
| BlackRock Inc. | 207,015,477 | $27.3B | 0.64% | +5,179,043+2.6% | Added |
| State Street Corp | 117,425,530 | $15.6B | 0.70% | +559,553+0.5% | Added |
| Wellington Management Group LLP | 86,348,259 | $11.4B | 2.02% | +752,260+0.9% | Added |
| Geode Capital Management, LLC | 56,411,229 | $7.43B | 0.69% | +982,984+1.8% | Added |
| FMR LLC | 52,170,919 | $6.88B | 0.46% | +9,370,902+21.9% | Added |
| Morgan Stanley | 41,505,855 | $5.48B | 0.44% | +1,376,030+3.4% | Added |
| Bank of America Corp | 36,011,954 | $4.75B | 0.47% | −1,982,627−5.2% | Reduced |
| Norges Bank | 29,933,953 | $3.95B | 0.62% | +1,422,065+5.0% | Added |
| Price T Rowe Associates Inc | 29,639,517 | $3.91B | 0.48% | −447,700−1.5% | Reduced |
| Northern Trust Corp | 27,099,626 | $3.58B | 0.62% | −1,392,018−4.9% | Reduced |
| JPMorgan Chase & Co | 26,660,917 | $3.52B | 0.31% | +764,399+3.0% | Added |
| Deutsche Bank AG | 21,243,087 | $2.80B | 1.30% | −330,685−1.5% | Reduced |
| Bank of New York Mellon Corp | 19,642,939 | $2.59B | 0.50% | −1,186,987−5.7% | Reduced |
| Legal & General Group Plc | 19,243,035 | $2.54B | 0.73% | −144,648−0.7% | Reduced |
| Franklin Resources Inc | 17,693,268 | $2.33B | 0.74% | +7,578,973+74.9% | Added |
| Charles Schwab Investment Management Inc | 17,650,140 | $2.29B | 0.53% | −19,032,726−51.9% | Reduced |
| Ameriprise Financial Inc | 16,971,232 | $2.24B | 0.62% | +557,932+3.4% | Added |
| Nuveen Asset Management, LLC | 16,544,547 | $2.18B | 0.65% | −158,153−0.9% | Reduced |
| Wells Fargo & Company | 16,376,700 | $2.16B | 0.57% | +114,181+0.7% | Added |
| Invesco Ltd. | 16,058,539 | $2.12B | 0.46% | −699,071−4.2% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 14,712,653 | $1.94B | 2.21% | +2,649,935+22.0% | Added |
| Capital World Investors | 13,954,017 | $1.84B | 0.30% | +5,627,923+67.6% | Added |
| Fisher Asset Management, LLC | 13,870,443 | $1.83B | 0.85% | +319,201+2.4% | Added |
| State Farm Mutual Automobile Insurance Co | 13,794,969 | $1.82B | 1.64% | 00.0% | Unchanged |
| Royal Bank of Canada | 13,555,151 | $1.79B | 0.44% | −1,416,923−9.5% | Reduced |
| UBS Group AG | 13,537,100 | $1.79B | 0.59% | +878,544+6.9% | Added |
| UBS Asset Management Americas Inc | 12,547,370 | $1.66B | 0.59% | −122,597−1.0% | Reduced |
| Amundi | 12,666,267 | $1.59B | 0.68% | +287,832+2.3% | Added |
| Goldman Sachs Group Inc | 11,656,180 | $1.54B | 0.32% | −450,043−3.7% | Reduced |
| Alliancebernstein L.P. | 11,186,762 | $1.48B | 0.52% | +2,189,425+24.3% | Added |
| California Public Employees Retirement System | 11,008,863 | $1.45B | 1.02% | −1,980,079−15.2% | Reduced |
| Massachusetts Financial Services Co | 10,885,435 | $1.44B | 0.43% | −541,806−4.7% | Reduced |
| Janus Henderson Group PLC | 10,461,164 | $1.38B | 0.75% | −1,595,753−13.2% | Reduced |
| Millennium Management LLC | 10,069,452 | $1.33B | 1.13% | +4,021,500+66.5% | Added |
| Raymond James & Associates | 9,797,226 | $1.29B | 0.88% | +209,621+2.2% | Added |
| Aristotle Capital Management, LLC | 9,194,871 | $1.21B | 2.25% | −292,467−3.1% | Reduced |
| Schroder Investment Management Group | 8,835,147 | $1.17B | 1.37% | +1,290,337+17.1% | Added |
| Barclays PLC | 8,671,807 | $1.14B | 0.52% | +3,196,476+58.4% | Added |
| The PNC Financial Services Group, Inc. | 8,451,336 | $1.12B | 0.78% | −342,205−3.9% | Reduced |
| Nordea Investment Management AB | 8,362,812 | $1.10B | 1.30% | +56,644+0.7% | Added |
| Envestnet Asset Management Inc | 7,628,069 | $1.01B | 0.38% | +469,444+6.6% | Added |
| Swiss National Bank | 7,588,751 | $1.00B | 0.70% | −345,900−4.4% | Reduced |
| Citadel Advisors LLC | 7,575,220 | $999.6M | 0.96% | +1,257,049+19.9% | Added |
| HSBC Holdings PLC | 7,426,203 | $979.7M | 0.70% | +749,927+11.2% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 7,070,287 | $932.9M | 0.64% | +296,092+4.4% | Added |
| Stifel Financial Corp | 7,038,089 | $928.7M | 1.06% | +240,638+3.5% | Added |
| Clearbridge Investments, LLC | 7,026,536 | $927.4M | 0.74% | −107,853−1.5% | Reduced |
| LSV Asset Management | 6,987,780 | $922.0M | 1.91% | −481,290−6.4% | Reduced |
| Bank of Montreal | 6,577,006 | $866.9M | 0.45% | −981,300−13.0% | Reduced |
| Credit Suisse AG | 6,287,644 | $829.7M | 0.81% | −227,868−3.5% | Reduced |
| Barrow Hanley Mewhinney & Strauss LLC | 6,182,460 | $815.8M | 2.75% | −357,187−5.5% | Reduced |
| Principal Financial Group Inc | 6,032,255 | $796.0M | 0.47% | +120,573+2.0% | Added |
| Capital International Investors | 6,023,853 | $794.8M | 0.16% | +5,865,948+3,714.9% | Added |
| Dimensional Fund Advisors LP | 5,770,852 | $761.5M | 0.21% | −168,673−2.8% | Reduced |
| Neuberger Berman Group LLC | 5,524,307 | $728.9M | 0.60% | −752,851−12.0% | Reduced |
| Swedbank AB | 5,492,811 | $724.8M | 1.02% | +74,247+1.4% | Added |
| DekaBank Deutsche Girozentrale | 5,390,606 | $716.2M | 1.33% | +22,492+0.4% | Added |
| TD Asset Management Inc | 5,165,315 | $681.6M | 0.63% | −222,509−4.1% | Reduced |
| Macquarie Group Ltd | 4,955,422 | $653.9M | 0.74% | −1,015,610−17.0% | Reduced |
| Ensign Peak Advisors, Inc | 4,931,038 | $650.7M | 1.19% | −164,159−3.2% | Reduced |
| Manufacturers Life Insurance Company, The | 4,887,036 | $644.8M | 0.60% | +428,576+9.6% | Added |
| Standard Life Aberdeen plc | 4,880,246 | $643.9M | 1.26% | +14,717+0.3% | Added |
| Arrowstreet Capital, Limited Partnership | 4,747,708 | $626.5M | 0.58% | −830,589−14.9% | Reduced |
| Grantham, Mayo, Van Otterloo & Co. LLC | 4,727,058 | $623.7M | 2.27% | +701,200+17.4% | Added |
| Citigroup Inc | 4,710,061 | $621.5M | 0.67% | +613,098+15.0% | Added |
| Rhumbline Advisers | 4,449,162 | $587.1M | 0.56% | −108,071−2.4% | Reduced |
| Bahl & Gaynor Inc | 4,191,294 | $553.0M | 3.08% | −80,667−1.9% | Reduced |
| California State Teachers Retirement System | 4,119,433 | $543.6M | 0.69% | +24,526+0.6% | Added |
| Prudential Financial Inc | 4,097,605 | $540.7M | 0.76% | +337,958+9.0% | Added |
| National Pension Service | 4,082,482 | $538.7M | 0.65% | +50,436+1.3% | Added |
| New York State Common Retirement Fund | 4,026,194 | $531.3M | 0.70% | −70,477−1.7% | Reduced |
| Canada Pension Plan Investment Board | 3,879,968 | $512.0M | 0.54% | +751,597+24.0% | Added |
| Caisse de Depot Et Placement du Quebec | 3,793,638 | $500.6M | 1.20% | −1,321,875−25.8% | Reduced |
| Truist Financial Corp | 3,745,346 | $494.2M | 0.75% | −25,978−0.7% | Reduced |
| CI Private Wealth, LLC | 3,589,240 | $473.6M | 0.84% | +32,978+0.9% | Added |
| Raymond James Financial Services Advisors, Inc. | 3,574,872 | $471.7M | 0.70% | +22,933+0.6% | Added |
| Adage Capital Partners GP, L.L.C. | 3,375,591 | $445.4M | 0.84% | +1,479,768+78.1% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 3,159,100 | $416.8M | 0.58% | +500,159+18.8% | Added |
| BNP Paribas Arbitrage, SA | 3,061,017 | $403.9M | 0.50% | +1,532,058+100.2% | Added |
| Smead Capital Management, Inc. | 3,046,975 | $402.0M | 6.27% | +124,503+4.3% | Added |
| APG Asset Management N.V. | 3,282,240 | $401.0M | 0.70% | −108,747−3.2% | Reduced |
| Robeco Institutional Asset Management B.V. | 2,928,783 | $386.5M | 0.84% | −15,248−0.5% | Reduced |
| Victory Capital Management Inc | 2,829,846 | $373.4M | 0.36% | −65,119−2.2% | Reduced |
| Sarasin & Partners LLP | 2,808,147 | $370.5M | 3.65% | −49,648−1.7% | Reduced |
| American Century Companies Inc | 2,709,841 | $357.6M | 0.22% | +1,124,865+71.0% | Added |
| HighTower Advisors, LLC | 2,704,145 | $356.9M | 0.58% | −65,477−2.4% | Reduced |
| London Co of Virginia | 2,621,910 | $346.0M | 1.82% | −104,038−3.8% | Reduced |
| New York State Teachers Retirement System | 2,566,463 | $338.6M | 0.71% | −60,234−2.3% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 2,546,578 | $336.0M | 1.64% | +506,918+24.9% | Added |
| LPL Financial LLC | 2,538,959 | $335.0M | 0.18% | +97,309+4.0% | Added |
| Allianz Asset Management GmbH | 2,495,499 | $329.3M | 0.55% | −718,835−22.4% | Reduced |
| Brown Advisory Inc | 2,494,892 | $329.2M | 0.44% | −41,811−1.6% | Reduced |
| Great West Life Assurance Co | 2,487,945 | $328.5M | 0.66% | −22,794−0.9% | Reduced |
| Candriam Luxembourg S.C.A. | 2,473,330 | $326.4M | 2.09% | −556,959−18.4% | Reduced |
| Beutel, Goodman & Co Ltd. | 2,431,840 | $320.9M | 1.65% | +1,228+0.1% | Added |
| KBC Group NV | 2,387,452 | $315.0M | 1.00% | −8,675−0.4% | Reduced |
| Public Employees Retirement Association of Colorado | 2,371,509 | $312.9M | 1.35% | −39,223−1.6% | Reduced |
| Russell Investments Group, Ltd. | 2,361,408 | $311.5M | 0.49% | +357,133+17.8% | Added |
| State Board of Administration of Florida Retirement System | 2,868,856 | $305.2M | 0.72% | +121,871+4.4% | Added |