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, Q1 2023
Institutional positions in Merck & Co., Inc. as of Mar 31, 2023. 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
- 3,187
- +15 vs. Q4 2022
- Shares held
- 1.99B
- +80.9M (+4.2%) vs. Q4 2022
- Total value
- $205.1B
- −$6.63B (−3.1%) vs. Q4 2022
- New holders
- 162
- 1,209 more added
- Sold out
- 147
- 1,449 more reduced
71 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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 | 3,501 | $221.8B |
| Q2 2024 | 3,557 | $242.3B |
| Q1 2024 | 3,546 | $256.9B |
| Q4 2023 | 3,443 | $211.6B |
| Q3 2023 | 3,221 | $197.7B |
| Q2 2023 | 3,261 | $222.8B |
| Q1 2023 | 3,187 | $205.1B |
| Q4 2022 | 3,243 | $212.2B |
| Q3 2022 | 2,996 | $162.7B |
| Q2 2022 | 3,019 | $171.5B |
| Q1 2022 | 2,961 | $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 2023
Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Braun Stacey Associates Inc | 452,666 | $48.2M | 1.26% | +225,983+99.7% | Added |
| Whittier Trust Co | 450,794 | $48.0M | 0.87% | +8,755+2.0% | Added |
| Utah Retirement Systems | 450,710 | $48.0M | 0.69% | +1,400+0.3% | Added |
| CCLA Investment Management Ltd | 449,146 | $47.8M | 0.94% | −126,618−22.0% | Reduced |
| Compass Capital Management, Inc | 442,440 | $47.1M | 3.60% | +442,440 | New |
| Dai-Ichi Life Insurance Company, Ltd | 438,822 | $46.7M | 1.02% | +7,720+1.8% | Added |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 438,028 | $46.6M | 0.53% | −4,118−0.9% | Reduced |
| Oppenheimer Asset Management Inc. | 437,972 | $46.6M | 0.72% | −5,757−1.3% | Reduced |
| Xponance, Inc. | 436,786 | $46.5M | 0.68% | +12,970+3.1% | Added |
| Nicholas Company, Inc. | 435,957 | $46.4M | 0.94% | −3,025−0.7% | Reduced |
| Pinnacle Associates Ltd | 434,964 | $46.3M | 0.95% | −23,132−5.0% | Reduced |
| Westpac Banking Corp | 434,625 | $46.2M | 0.62% | −47,983−9.9% | Reduced |
| M&G Investment Management Ltd | 435,996 | $46.2M | 0.33% | −108,088−19.9% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 429,812 | $45.7M | 0.39% | +1,244+0.3% | Added |
| Sabal Trust CO | 423,022 | $45.0M | 3.14% | −10,077−2.3% | Reduced |
| Synovus Financial Corp | 419,282 | $44.6M | 0.50% | −3,134−0.7% | Reduced |
| Bokf, NA | 418,527 | $44.5M | 0.93% | −42,268−9.2% | Reduced |
| Tobam | 416,572 | $44.3M | 2.92% | +506+0.1% | Added |
| Douglass Winthrop Advisors, LLC | 416,008 | $44.3M | 1.15% | −6,403−1.5% | Reduced |
| Fiduciary Trust Co | 414,606 | $44.1M | 0.82% | −5,020−1.2% | Reduced |
| Ferguson Wellman Capital Management, Inc | 412,844 | $43.9M | 1.10% | +1,232+0.3% | Added |
| Systematic Alpha Investments, LLC | 410,682 | $43.7M | 2.30% | 00.0% | Unchanged |
| Rockland Trust Co | 408,821 | $43.5M | 2.73% | −1,628−0.4% | Reduced |
| Illinois Municipal Retirement Fund | 408,232 | $43.4M | 0.93% | −27,055−6.2% | Reduced |
| New York Life Investment Management LLC | 404,248 | $43.0M | 0.48% | +274+0.1% | Added |
| Welch & Forbes LLC | 400,678 | $42.6M | 0.72% | −4,064−1.0% | Reduced |
| S&CO Inc | 398,627 | $42.4M | 3.60% | 00.0% | Unchanged |
| Cetera Advisor Networks LLC | 395,706 | $42.1M | 0.31% | +1,239+0.3% | Added |
| Capital Investment Advisors, LLC | 392,090 | $41.7M | 1.23% | +15,952+4.2% | Added |
| Tiaa, FSB | 384,562 | $40.9M | 0.15% | −7,064−1.8% | Reduced |
| Wesbanco Bank Inc | 380,248 | $40.5M | 1.75% | −11,359−2.9% | Reduced |
| Scotia Capital Inc. | 379,909 | $40.4M | 0.30% | −42,210−10.0% | Reduced |
| Edmond de Rothschild Holding S.A. | 375,493 | $39.9M | 0.91% | −234,394−38.4% | Reduced |
| CORDA Investment Management, LLC. | 374,729 | $39.9M | 3.19% | −13,040−3.4% | Reduced |
| Steward Partners Investment Advisory, LLC | 368,561 | $39.2M | 0.63% | −7,103−1.9% | Reduced |
| Private Advisor Group, LLC | 368,416 | $39.2M | 0.37% | +22,249+6.4% | Added |
| Prudential PLC | 367,668 | $39.1M | 0.46% | −19,267−5.0% | Reduced |
| TD Waterhouse Canada Inc. | 321,263 | $38.8M | 0.40% | −28,600−8.2% | Reduced |
| AIA Group Ltd | 364,658 | $38.8M | 2.10% | −82,880−18.5% | Reduced |
| LGT Group Foundation | 363,728 | $38.7M | 1.11% | +3,075+0.9% | Added |
| Vaughan David Investments LLC | 363,210 | $38.6M | 1.17% | −2,600−0.7% | Reduced |
| Mutual of America Capital Management LLC | 362,432 | $38.6M | 0.46% | +608+0.2% | Added |
| Gabelli Funds LLC | 357,211 | $38.0M | 0.29% | −15,440−4.1% | Reduced |
| Becker Capital Management Inc | 353,259 | $37.8M | 1.50% | −8,352−2.3% | Reduced |
| Capital International Investors | 355,061 | $37.7M | 0.01% | −609,954−63.2% | Reduced |
| Achmea Investment Management B.V. | 353,612 | $37.6M | 1.09% | +19,857+5.9% | Added |
| Private Wealth Partners, LLC | 350,951 | $37.3M | 3.73% | +260+0.1% | Added |
| Cullen/Frost Bankers, Inc. | 346,879 | $36.9M | 0.67% | −7,662−2.2% | Reduced |
| Northwestern Mutual Wealth Management Co | 346,377 | $36.9M | 0.05% | +2,025+0.6% | Added |
| Gulf International Bank (UK) Ltd | 342,941 | $36.5M | 0.76% | −97,115−22.1% | Reduced |
| Silvercrest Asset Management Group LLC | 341,275 | $36.3M | 0.28% | −3,908−1.1% | Reduced |
| Waters Parkerson & Co., LLC | 338,025 | $36.0M | 2.12% | −542−0.2% | Reduced |
| Oversea-Chinese Banking CORP Ltd | 335,595 | $35.7M | 1.80% | −24,036−6.7% | Reduced |
| Yousif Capital Management, LLC | 334,437 | $35.6M | 0.46% | −14,527−4.2% | Reduced |
| Huntington National Bank | 333,874 | $35.5M | 0.35% | −928−0.3% | Reduced |
| Berkshire Asset Management LLC | 331,032 | $35.2M | 2.18% | −4,779−1.4% | Reduced |
| Cannell Peter B & Co Inc | 330,671 | $35.2M | 1.26% | −6,166−1.8% | Reduced |
| Smith Chas P & Associates Pa Cpas | 330,436 | $35.2M | 2.39% | −29,844−8.3% | Reduced |
| Meyer Handelman Co | 329,545 | $35.1M | 1.47% | −16,200−4.7% | Reduced |
| Wafra Inc. | 329,379 | $35.0M | 1.25% | +300,517+1,041.2% | Added |
| Artia Global Partners LP | 329,200 | $35.0M | 14.09% | +65,000+24.6% | Added |
| St. James Investment Company, LLC | 328,281 | $34.9M | 5.17% | −9,854−2.9% | Reduced |
| Davenport & Co LLC | 324,223 | $34.5M | 0.27% | −32,526−9.1% | Reduced |
| ExodusPoint Capital Management, LP | 320,857 | $34.1M | 0.39% | +147,949+85.6% | Added |
| Klingenstein Fields & Co LP | 319,678 | $34.0M | 1.70% | −3,874−1.2% | Reduced |
| Davis R M Inc | 318,162 | $33.8M | 0.86% | +2,370+0.8% | Added |
| Grandfield & Dodd, LLC | 312,347 | $33.2M | 2.32% | −1,269−0.4% | Reduced |
| Poplar Forest Capital LLC | 311,893 | $33.2M | 3.95% | −13,955−4.3% | Reduced |
| Capital Group Private Client Services, Inc. | 311,477 | $33.1M | 0.41% | −20,528−6.2% | Reduced |
| Glenview Trust Co | 308,862 | $32.9M | 0.98% | +7,612+2.5% | Added |
| Cardinal Capital Management, Inc. | 308,797 | $32.9M | 1.78% | −70,960−18.7% | Reduced |
| Nissay Asset Management Corp | 308,581 | $32.8M | 0.29% | −10,783−3.4% | Reduced |
| Wolverine Asset Management LLC | 302,228 | $32.2M | 0.57% | +269,577+825.6% | Added |
| Element Capital Management LLC | 301,760 | $32.1M | 2.42% | +301,760 | New |
| WestEnd Advisors, LLC | – | $32.0M | 0.99% | – | – |
| South Dakota Investment Council | 300,419 | $32.0M | 0.68% | −34,520−10.3% | Reduced |
| Bruce & Co., Inc. | 300,372 | $32.0M | 8.71% | −2,328−0.8% | Reduced |
| Czech National Bank | 298,683 | $31.8M | 0.79% | +1,793+0.6% | Added |
| Edgar Lomax Co | 297,820 | $31.7M | 2.04% | −580,555−66.1% | Reduced |
| Deprince Race & Zollo Inc | 297,007 | $31.6M | 0.73% | −35,467−10.7% | Reduced |
| Howard Capital Management Group, LLC | 296,382 | $31.5M | 3.33% | +2,769+0.9% | Added |
| Raymond James Trust N.A. | 294,392 | $31.3M | 0.99% | +230+0.1% | Added |
| Ilmarinen Mutual Pension Insurance Co | 294,000 | $31.3M | 0.43% | +10,000+3.5% | Added |
| Ardevora Asset Management LLP | 291,041 | $31.0M | 0.56% | −247,300−45.9% | Reduced |
| Banco Santander, S.A. | 290,611 | $30.9M | 0.46% | +6,051+2.1% | Added |
| Letko, Brosseau & Associates Inc | 290,134 | $30.9M | 0.58% | −48,575−14.3% | Reduced |
| Transcend Wealth Collective, LLC | 289,846 | $30.8M | 3.22% | −4,273−1.5% | Reduced |
| Wealthfront Advisers LLC | 287,388 | $30.6M | 0.14% | +8,251+3.0% | Added |
| O'Shaughnessy Asset Management, LLC | 286,495 | $30.5M | 0.48% | −6,546−2.2% | Reduced |
| Vestcor Inc | 282,525 | $30.1M | 1.10% | +9,169+3.4% | Added |
| Highland Capital Management, LLC | 281,089 | $29.9M | 2.21% | −67,555−19.4% | Reduced |
| Heritage Investors Management Corp | 280,417 | $29.8M | 1.28% | −6,450−2.2% | Reduced |
| Ingalls & Snyder LLC | 279,480 | $29.7M | 1.54% | −1,461−0.5% | Reduced |
| Oppenheimer & Co Inc | 278,112 | $29.6M | 0.63% | −10,914−3.8% | Reduced |
| Campbell Newman Asset Management Inc | 277,730 | $29.5M | 2.87% | −1,260−0.5% | Reduced |
| Alps Advisors Inc | 277,236 | $29.5M | 0.26% | −17,500−5.9% | Reduced |
| Moran Wealth Management, LLC | 276,800 | $29.4M | 1.11% | −7,872−2.8% | Reduced |
| Daiwa Securities Group Inc. | 274,309 | $29.2M | 0.20% | +24,195+9.7% | Added |
| HM Payson & Co | 273,459 | $29.1M | 0.70% | +12,535+4.8% | Added |
| Brown Brothers Harriman & Co | 272,874 | $29.0M | 0.24% | −1,521−0.6% | Reduced |