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; 3,855 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, Q2 2021
Institutional positions in Merck & Co., Inc. as of Jun 30, 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
- 2,684
- +22 vs. Q1 2021
- Shares held
- 1.86B
- +10.7M (+0.6%) vs. Q1 2021
- Total value
- $144.3B
- +$2.07B (+1.5%) vs. Q1 2021
- New holders
- 136
- 1,285 more added
- Sold out
- 114
- 961 more reduced
31 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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 | 3,855 | $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, Q2 2021
Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Victory Capital Management Inc | 2,710,396 | $210.8M | 0.20% | +756,208+38.7% | Added |
| American International Group, Inc. | 2,694,698 | $209.6M | 0.84% | −146,361−5.2% | Reduced |
| KBC Group NV | 2,644,722 | $205.7M | 0.74% | +173,670+7.0% | Added |
| Boston Partners | 2,637,587 | $205.1M | 0.26% | +155,564+6.3% | Added |
| Van Eck Associates Corp | 2,623,071 | $204.0M | 0.48% | +509,559+24.1% | Added |
| AXA S.A. | 2,551,497 | $198.4M | 0.56% | +166,299+7.0% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 2,553,721 | $198.1M | 0.42% | −192,819−7.0% | Reduced |
| Employees Provident Fund Board | 2,510,444 | $195.2M | 3.22% | +180,978+7.8% | Added |
| Prudential Financial Inc | 2,503,665 | $194.7M | 0.27% | −2,322,293−48.1% | Reduced |
| Epoch Investment Partners, Inc. | 2,364,774 | $183.9M | 0.99% | −922,659−28.1% | Reduced |
| HighTower Advisors, LLC | 2,343,774 | $182.3M | 0.53% | +238,378+11.3% | Added |
| Brown Advisory Inc | 2,324,646 | $180.8M | 0.27% | +291,391+14.3% | Added |
| Cullen Capital Management LLC | 2,321,565 | $180.5M | 1.75% | +273,285+13.3% | Added |
| Capital Research Global Investors | 2,310,259 | $179.7M | 0.04% | −3,043,150−56.8% | Reduced |
| Coho Partners, Ltd. | 2,240,995 | $174.3M | 2.73% | −47,221−2.1% | Reduced |
| STRS Ohio | 2,229,803 | $173.4M | 0.62% | +218,736+10.9% | Added |
| State of Wisconsin Investment Board | 2,229,196 | $173.4M | 0.36% | +72,505+3.4% | Added |
| Marathon Asset Management LLP | 2,205,162 | $172.9M | 2.09% | +81,243+3.8% | Added |
| Natixis | 2,210,378 | $171.9M | 0.75% | +589,914+36.4% | Added |
| Man Group plc | 2,175,806 | $169.2M | 0.60% | −1,198,100−35.5% | Reduced |
| Public Employees Retirement Association of Colorado | 2,132,617 | $165.9M | 0.72% | −15,879−0.7% | Reduced |
| M&T Bank Corp | 2,121,506 | $165.0M | 0.72% | −79,132−3.6% | Reduced |
| Antipodes Partners Ltd | 2,057,459 | $160.0M | 5.77% | +24,642+1.2% | Added |
| Thornburg Investment Management Inc | 2,051,194 | $159.5M | 1.83% | +223,419+12.2% | Added |
| Bank Julius Baer & Co. Ltd, Zurich | 2,048,296 | $159.3M | 1.01% | +87,895+4.5% | Added |
| Thrivent Financial for Lutherans | 2,004,224 | $155.9M | 0.32% | −3,686−0.2% | Reduced |
| Aviva PLC | 1,957,319 | $152.2M | 0.67% | +41,968+2.2% | Added |
| USS Investment Management Ltd | 1,940,604 | $150.9M | 1.22% | +4,300+0.2% | Added |
| Pictet Asset Management Ltd | 1,912,688 | $148.8M | 0.16% | +9,702+0.5% | Added |
| Mackenzie Financial Corp | 1,912,660 | $148.7M | 0.21% | −40,979−2.1% | Reduced |
| US Bancorp | 1,908,655 | $148.4M | 0.28% | −11,430−0.6% | Reduced |
| SRB Corp | 1,844,014 | $143.4M | 9.30% | 00.0% | Unchanged |
| Retirement Systems of Alabama | 1,801,110 | $140.1M | 0.51% | +89,234+5.2% | Added |
| LPL Financial LLC | 1,783,670 | $138.7M | 0.14% | +245,646+16.0% | Added |
| BNP Paribas Arbitrage, SA | 1,723,780 | $134.1M | 0.26% | +776,598+82.0% | Added |
| Eagle Asset Management Inc | 1,709,633 | $133.0M | 0.57% | −30,024−1.7% | Reduced |
| Parnassus Investments | 1,707,302 | $132.8M | 0.29% | +1,707,302 | New |
| Smead Capital Management, Inc. | 1,695,311 | $131.8M | 4.62% | +207,316+13.9% | Added |
| Keybank National Association | 1,691,260 | $131.5M | 0.58% | +123,816+7.9% | Added |
| First Republic Investment Management, Inc. | 1,688,514 | $131.3M | 0.34% | +207,463+14.0% | Added |
| Standard Life Aberdeen plc | 1,685,494 | $131.1M | 0.29% | +472,069+38.9% | Added |
| Chevy Chase Trust Holdings, Inc. | 1,683,651 | $130.9M | 0.45% | −87,324−4.9% | Reduced |
| King Luther Capital Management Corp | 1,616,406 | $125.7M | 0.61% | −244,828−13.2% | Reduced |
| NN Investment Partners Holdings N.V. | 1,615,891 | $125.7M | 0.67% | +98,787+6.5% | Added |
| Public Employees Retirement System of Ohio | 1,615,348 | $125.6M | 0.44% | −9,121−0.6% | Reduced |
| Bessemer Group Inc | 1,598,296 | $124.3M | 0.27% | +301,277+23.2% | Added |
| M&G Investment Management Ltd | 1,589,402 | $124.0M | 0.65% | +972,826+157.8% | Added |
| Janney Montgomery Scott LLC | 1,575,796 | $122.5M | 0.54% | +94,143+6.4% | Added |
| Mn Services Vermogensbeheer B.V. | 1,855,499 | $121.7M | 0.94% | +1,855,499 | New |
| Point72 Asset Management, L.P. | 1,532,400 | $119.2M | 0.59% | −47,600−3.0% | Reduced |
| Storebrand Asset Management AS | 1,531,027 | $119.1M | 0.58% | +32,243+2.2% | Added |
| Voya Investment Management LLC | 1,519,258 | $118.2M | 0.23% | −33,295−2.1% | Reduced |
| Regions Financial Corp | 1,506,867 | $117.2M | 1.01% | −24,817−1.6% | Reduced |
| Adage Capital Partners GP, L.L.C. | 1,505,106 | $117.1M | 0.23% | −1,846,200−55.1% | Reduced |
| Camber Capital Management LP | 1,500,000 | $116.7M | 4.58% | +500,000+50.0% | Added |
| State of New Jersey Common Pension Fund D | 1,499,857 | $116.6M | 0.38% | −10,788−0.7% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 1,468,156 | $114.2M | 0.70% | −613,047−29.5% | Reduced |
| Asset Management One Co.,Ltd. | 1,445,373 | $112.4M | 0.42% | −16,357−1.1% | Reduced |
| Brandes Investment Partners, LP | 1,403,539 | $109.2M | 2.43% | +403,021+40.3% | Added |
| PGGM Investments | 1,353,959 | $105.3M | 0.45% | −105,981−7.3% | Reduced |
| Douglass Winthrop Advisors, LLC | 1,341,754 | $104.3M | 2.56% | −95,845−6.7% | Reduced |
| Commonwealth Equity Services, LLC | 1,330,001 | $103.4M | 0.26% | +59,242+4.7% | Added |
| Factory Mutual Insurance Co | 1,323,791 | $103.0M | 1.26% | −68,770−4.9% | Reduced |
| Acadian Asset Management LLC | 1,321,588 | $102.8M | 0.39% | −1,083,622−45.1% | Reduced |
| Ninety One UK Ltd | 1,319,681 | $102.6M | 0.27% | +685,061+107.9% | Added |
| Crawford Investment Counsel Inc | 1,308,829 | $101.8M | 2.06% | +266,133+25.5% | Added |
| Handelsbanken Fonder AB | 1,287,163 | $100.1M | 0.52% | +144,104+12.6% | Added |
| Toronto Dominion Bank | 2,271,641 | $100.1M | 0.15% | −121,028−5.1% | Reduced |
| Sound Shore Management Inc | 1,246,859 | $97.0M | 2.70% | −11,734−0.9% | Reduced |
| Lazard Freres Gestion S.A.S. | 1,442,948 | $94.6M | 3.06% | +61,205+4.4% | Added |
| Teacher Retirement System of Texas | 1,187,003 | $92.3M | 0.51% | +50,608+4.5% | Added |
| Artisan Partners Limited Partnership | 1,177,800 | $91.6M | 0.11% | +207,935+21.4% | Added |
| Mariner, LLC | 1,117,599 | $86.9M | 0.54% | +71,434+6.8% | Added |
| Martingale Asset Management L P | 1,112,582 | $86.5M | 0.99% | −62,754−5.3% | Reduced |
| Jane Street Group, LLC | 1,104,614 | $85.9M | 0.22% | +129,295+13.3% | Added |
| Treasurer of the State of North Carolina | 1,104,046 | $85.9M | 0.50% | −3,920−0.4% | Reduced |
| Caisse de Depot Et Placement du Quebec | 1,054,151 | $82.0M | 0.18% | +689,090+188.8% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 1,039,924 | $80.9M | 0.44% | +121,903+13.3% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 1,014,051 | $78.9M | 0.18% | +740,240+270.3% | Added |
| CIBC Private Wealth Group, LLC | 1,013,684 | $78.8M | 0.18% | −11,997−1.2% | Reduced |
| SEI Investments Co | 1,006,457 | $78.2M | 0.17% | −13,809−1.4% | Reduced |
| Old Republic International Corporation | 996,500 | $77.5M | 1.50% | +320,000+47.3% | Added |
| Bank of Nova Scotia | 992,130 | $77.2M | 0.14% | −1,121,514−53.1% | Reduced |
| Rokos Capital Management LLP | 982,322 | $76.5M | 3.92% | +982,322 | New |
| Shapiro Capital Management LLC | 981,327 | $76.3M | 1.33% | +350,849+55.6% | Added |
| Mirae Asset Global Investments Co., Ltd. | 952,426 | $74.1M | 0.21% | +705,021+285.0% | Added |
| Tocqueville Asset Management L.P. | 936,393 | $72.8M | 1.05% | −39,147−4.0% | Reduced |
| Royal London Asset Management Ltd | 915,894 | $71.2M | 0.29% | −14,550−1.6% | Reduced |
| Lazard Asset Management LLC | 905,807 | $70.4M | 0.08% | −863,035−48.8% | Reduced |
| Advisor Group Holdings, Inc. | 904,476 | $70.4M | 0.15% | +40,677+4.7% | Added |
| Samlyn Capital, LLC | 882,763 | $68.7M | 1.05% | −674,890−43.3% | Reduced |
| Comerica Bank | 868,797 | $68.2M | 0.41% | −2,400−0.3% | Reduced |
| Commerce Bank | 874,355 | $68.0M | 0.48% | −651,097−42.7% | Reduced |
| AMP Capital Investors Ltd | 857,603 | $66.6M | 0.32% | −124,696−12.7% | Reduced |
| Nomura Asset Management Co Ltd | 850,484 | $66.1M | 0.38% | −82,181−8.8% | Reduced |
| Haverford Trust Co | 846,217 | $65.8M | 0.77% | +43,519+5.4% | Added |
| Nisa Investment Advisors, LLC | 841,137 | $65.4M | 0.41% | −49,767−5.6% | Reduced |
| Boston Trust Walden Corp | 837,295 | $65.1M | 0.58% | +51,686+6.6% | Added |
| Zacks Investment Management | 832,607 | $64.8M | 1.05% | −64,901−7.2% | Reduced |
| United Services Automobile Association | 830,937 | $64.6M | 1.19% | +429,595+107.0% | Added |