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, Q2 2026
Institutional positions in Merck & Co., Inc. as of Jun 30, 2026. 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
- 3,854
- +96 vs. Q1 2026
- Shares held
- 1.98B
- +52.6M (+2.7%) vs. Q1 2026
- Total value
- $254.3B
- +$23.0B (+9.9%) vs. Q1 2026
- New holders
- 214
- 1,635 more added
- Sold out
- 118
- 1,508 more reduced
54 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| CFO4Life Group, LLC | 2,549 | $327.5K | 0.04% | +138+5.7% | Added |
| First Commonwealth Financial Corp | 2,552 | $328.0K | 0.05% | −19−0.7% | Reduced |
| Barings LLC | 2,557 | $328.6K | 0.01% | +2,557 | New |
| Wiregrass Investment Management LLC | 2,559 | $328.8K | 0.22% | −469−15.5% | Reduced |
| Southern Financial Group, LLC | 2,560 | $329.0K | 0.08% | +17+0.7% | Added |
| Forte Asset Management LLC | 2,545 | $329.2K | 0.13% | +70+2.8% | Added |
| Family Wealth Group, LLC | 2,572 | $330.5K | 0.17% | −597−18.8% | Reduced |
| Advisors Management Group Inc | 2,579 | $331.0K | 0.05% | −48,510−95.0% | Reduced |
| Maryland Capital Advisors Inc. | 2,577 | $331.1K | 0.11% | +2,577 | New |
| Landaas & Co | 2,584 | $332.1K | 0.06% | +619+31.5% | Added |
| Markowski Investments | 2,585 | $332.2K | 0.07% | +2,585 | New |
| Voya Financial Advisors, Inc. | 2,573 | $332.9K | 0.03% | −703−21.5% | Reduced |
| Wealth Advisors of Iowa, LLC | 2,592 | $333.0K | 0.09% | +166+6.8% | Added |
| Navellier & Associates Inc | 2,600 | $334.1K | 0.03% | 00.0% | Unchanged |
| CM Wealth Advisors LLC | 2,585 | $334.4K | 0.06% | +611+31.0% | Added |
| Grey Fox Wealth Advisors, LLC | 2,585 | $334.4K | 0.05% | +146+6.0% | Added |
| Clarendon Private LLC | 2,606 | $334.9K | 0.22% | +165+6.8% | Added |
| Kings Path Partners LLC | 2,608 | $335.1K | 0.09% | +8+0.3% | Added |
| Kelly Financial Group LLC | 2,609 | $335.2K | 0.07% | +4+0.2% | Added |
| Pasadena Private Wealth, LLC | 2,615 | $336.0K | 0.04% | 00.0% | Unchanged |
| Argos Wealth Advisors, LLC | 2,620 | $336.7K | 0.09% | +482+22.5% | Added |
| Piscataqua Savings Bank | 2,631 | $338.1K | 0.23% | −504−16.1% | Reduced |
| Aspen Wealth Strategies, LLC | 2,634 | $338.5K | 0.16% | +120+4.8% | Added |
| Valley Brook Capital Group | 2,636 | $338.7K | 0.19% | 00.0% | Unchanged |
| Hanlon Investment Management, Inc. | 2,642 | $339.5K | 0.18% | +253+10.6% | Added |
| Worth Financial Advisory Group, LLC | 2,644 | $339.8K | 0.14% | +2,644 | New |
| ORG Wealth Partners, LLC | 2,647 | $340.1K | 0.05% | 00.0% | Unchanged |
| Central Valley Advisors, LLC | 2,648 | $340.3K | 0.09% | +5+0.2% | Added |
| Parkwoods Wealth Partners, LLC | 2,651 | $340.7K | 0.05% | +2,651 | New |
| KFA Private Wealth Group, LLC | 2,657 | $341.5K | 0.08% | −118−4.3% | Reduced |
| Avenue 1 Advisors, LLC | 2,664 | $342.3K | 0.09% | −3−0.1% | Reduced |
| Cura Wealth Advisors, LLC | 2,665 | $342.4K | 0.15% | +55+2.1% | Added |
| Corsicana & Co. | 2,665 | $342.5K | 0.17% | −1,039−28.1% | Reduced |
| Cape Investment Advisory, Inc. | 2,665 | $342.5K | 0.09% | +251+10.4% | Added |
| First Long Island Investors, LLC | 2,666 | $342.6K | 0.02% | 00.0% | Unchanged |
| Regimen Wealth, LLC | 2,668 | $342.8K | 0.09% | +19+0.7% | Added |
| Armbruster Capital Management, Inc. | 2,670 | $343.1K | 0.05% | −2,022−43.1% | Reduced |
| Spinnaker Investment Group, LLC | 2,671 | $343.2K | 0.05% | +468+21.2% | Added |
| Barnes Wealth Management Group, Inc | 2,684 | $344.9K | 0.16% | −241−8.2% | Reduced |
| Princeton Capital Management LLC | 2,684 | $344.9K | 0.08% | −225−7.7% | Reduced |
| Entelevest, LLC | 2,685 | $345.0K | 0.30% | +150+5.9% | Added |
| Magnolia Private Wealth, LLC | 2,685 | $345.0K | 0.19% | +160+6.3% | Added |
| Bravias Capital Group, LLC | 2,696 | $346.4K | 0.21% | +113+4.4% | Added |
| Flagship Capital Management Inc. | 2,697 | $346.6K | 0.22% | +5+0.2% | Added |
| Prospect Financial Group LLC | 2,699 | $346.8K | 0.28% | +76+2.9% | Added |
| Triumph Capital Management | 2,699 | $346.9K | 0.06% | −107−3.8% | Reduced |
| Quantum Private Wealth, LLC | 2,700 | $346.9K | 0.09% | −295−9.8% | Reduced |
| Prostatis Group LLC | 2,700 | $346.9K | 0.08% | −57−2.1% | Reduced |
| Gabelli & Co Investment Advisers, Inc. | 2,700 | $346.9K | 0.05% | 00.0% | Unchanged |
| Deroy & Devereaux Private Investment Counsel Inc | 2,703 | $347.0K | 0.01% | 00.0% | Unchanged |
| WealthPoint Financial, LLC | 2,700 | $347.0K | 0.25% | −101−3.6% | Reduced |
| Private Client Services, LLC | 2,704 | $347.4K | 0.09% | −81−2.9% | Reduced |
| SFMG, LLC | 2,704 | $347.4K | 0.02% | +317+13.3% | Added |
| JM2 Capital Inc. | 2,706 | $347.7K | 0.24% | +15+0.6% | Added |
| Mattern Capital Management, LLC | 2,706 | $347.7K | 0.04% | +81+3.1% | Added |
| Yukon Wealth Management, Inc. | 2,706 | $347.8K | 0.10% | +2,706 | New |
| Detalus Advisors, LLC | 2,708 | $348.0K | 0.07% | +2+0.1% | Added |
| Traveka Wealth, LLC | 2,711 | $348.3K | 0.12% | +28+1.0% | Added |
| Gibson Capital, LLC | 2,713 | $348.6K | 0.06% | +4+0.1% | Added |
| IPG Investment Advisors LLC | 2,702 | $348.7K | 0.05% | −13,125−82.9% | Reduced |
| Financial Strategies Group, Inc. | 2,765 | $349.1K | 0.06% | 00.0% | Unchanged |
| Winthrop Partners - WNY, LLC | 2,722 | $349.8K | 0.17% | 00.0% | Unchanged |
| Compass Financial Management LLC | 2,732 | $350.2K | 0.04% | +2,732 | New |
| Owl Creek Wealth Partners LLC | 2,726 | $350.3K | 0.10% | +206+8.2% | Added |
| Edgemoor Investment Advisors, Inc. | 2,727 | $350.4K | 0.02% | 00.0% | Unchanged |
| Fortitude Advisory Group L.L.C. | 2,728 | $350.5K | 0.13% | −76−2.7% | Reduced |
| Laraway Financial Inc | 2,729 | $350.6K | 0.21% | +6+0.2% | Added |
| W.H. Cornerstone Investments Inc. | 2,732 | $351.0K | 0.20% | +2,732 | New |
| KWB Wealth | 2,734 | $351.4K | 0.03% | +29+1.1% | Added |
| Talisman Wealth Advisors LLC | 2,735 | $351.5K | 0.27% | +530+24.0% | Added |
| Rollins Financial Advisors, LLC | 2,737 | $351.7K | 0.05% | +9+0.3% | Added |
| Noble Family Wealth, LLC | 2,740 | $352.1K | 0.06% | −935−25.4% | Reduced |
| Fairview Capital Investment Management, LLC | 2,741 | $352.2K | 0.02% | 00.0% | Unchanged |
| First United Bank Trust | 2,744 | $352.6K | 0.10% | 00.0% | Unchanged |
| Vectors Research Management, LLC | 2,747 | $353.0K | 0.09% | −45−1.6% | Reduced |
| Tortuga Wealth Management, Inc | 2,757 | $354.2K | 0.27% | +236+9.4% | Added |
| XY Planning Network, Inc. | 2,758 | $354.4K | 0.04% | +524+23.5% | Added |
| Philadelphia Investment Partners, LLC | 2,616 | $354.6K | 0.22% | 00.0% | Unchanged |
| Firestone Capital Management | 2,760 | $354.7K | 0.07% | +21+0.8% | Added |
| Pennington Partners & Co., LLC | 2,745 | $355.1K | 0.11% | +117+4.5% | Added |
| ASL Financial, LLC | 2,764 | $355.2K | 0.25% | 00.0% | Unchanged |
| Financial Freedom, LLC | 2,764 | $355.2K | 0.16% | +5+0.2% | Added |
| Greenup Street Wealth Management LLC | 2,768 | $355.7K | 0.04% | +212+8.3% | Added |
| GWN Securities Inc. | 2,769 | $355.8K | 0.06% | −136−4.7% | Reduced |
| Sharp Financial Services, LLC | 2,771 | $356.0K | 0.16% | +253+10.0% | Added |
| Principal Street Partners, LLC | 2,772 | $356.2K | 0.05% | +44+1.6% | Added |
| Collective Family Office LLC | 2,774 | $356.4K | 0.07% | −233−7.7% | Reduced |
| Waterford Advisors, LLC | 2,778 | $357.0K | 0.10% | 00.0% | Unchanged |
| Signet Private Wealth LLC | 2,778 | $357.0K | 0.28% | +5+0.2% | Added |
| Kennedy Investment Group | 2,782 | $357.4K | 0.12% | −45−1.6% | Reduced |
| Vann Equity Management LLC | 2,783 | $357.6K | 0.22% | +2,783 | New |
| JMG Financial Group, Ltd. | 2,784 | $357.7K | 0.01% | +7+0.3% | Added |
| Blue Square Asset Management, LLC | 2,793 | $358.9K | 0.15% | 00.0% | Unchanged |
| Curran Financial Partners, LLC | 2,793 | $359.0K | 0.05% | +72+2.6% | Added |
| TigerOak Management, L.L.C. | 2,794 | $359.0K | 0.10% | −12−0.4% | Reduced |
| Rise Advisors, LLC | 2,794 | $359.1K | 0.10% | +43+1.6% | Added |
| GDS Wealth Management | 2,797 | $359.4K | 0.02% | +1,115+66.3% | Added |
| Capstone Wealth Management Group, LLC | 2,800 | $359.8K | 0.13% | +2,800 | New |
| Clear Street Markets LLC | 2,800 | $359.8K | 0.07% | −5,438−66.0% | Reduced |
| Amarillo National Bank | 2,803 | $360.2K | 0.06% | −69−2.4% | Reduced |