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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, Q3 2022

Institutional positions in Merck & Co., Inc. as of Sep 30, 2022. 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
2,997
+19 vs. Q2 2022
Shares held
1.89B
+10.7M (+0.6%) vs. Q2 2022
Total value
$162.7B
−$8.65B (−5.0%) vs. Q2 2022
New holders
122
1,377 more added
Sold out
103
1,115 more reduced

42 institutions that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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.

Institutional holdersQ3 2022: 2,997 institutions
Q1 2021: 2,693 institutionsQ2 2021: 2,684 institutionsQ3 2021: 2,658 institutionsQ4 2021: 2,910 institutionsQ1 2022: 2,962 institutionsQ2 2022: 3,020 institutionsQ3 2022: 2,997 institutionsQ4 2022: 3,244 institutionsQ1 2023: 3,188 institutionsQ2 2023: 3,262 institutionsQ3 2023: 3,222 institutionsQ4 2023: 3,444 institutionsQ1 2024: 3,547 institutionsQ2 2024: 3,558 institutionsQ3 2024: 3,502 institutionsQ4 2024: 3,618 institutionsQ1 2025: 3,459 institutionsQ2 2025: 3,337 institutionsQ3 2025: 3,319 institutionsQ4 2025: 3,674 institutionsQ1 2026: 3,812 institutionsQ2 2026: 3,854 institutions
Value heldQ3 2022: $162.7B
Q1 2021: $143.2BQ2 2021: $144.3BQ3 2021: $138.8BQ4 2021: $142.2BQ1 2022: $152.1BQ2 2022: $171.5BQ3 2022: $162.7BQ4 2022: $212.2BQ1 2023: $205.1BQ2 2023: $222.8BQ3 2023: $197.7BQ4 2023: $211.6BQ1 2024: $256.9BQ2 2024: $242.3BQ3 2024: $221.8BQ4 2024: $196.9BQ1 2025: $177.7BQ2 2025: $155.9BQ3 2025: $159.8BQ4 2025: $206.6BQ1 2026: $231.9BQ2 2026: $254.3B
Institutions holding MRK and their total value by quarter
QuarterHoldersValue
Q2 20263,854$254.3B
Q1 20263,812$231.9B
Q4 20253,674$206.6B
Q3 20253,319$159.8B
Q2 20253,337$155.9B
Q1 20253,459$177.7B
Q4 20243,618$196.9B
Q3 20243,502$221.8B
Q2 20243,558$242.3B
Q1 20243,547$256.9B
Q4 20233,444$211.6B
Q3 20233,222$197.7B
Q2 20233,262$222.8B
Q1 20233,188$205.1B
Q4 20223,244$212.2B
Q3 20222,997$162.7B
Q2 20223,020$171.5B
Q1 20222,962$152.1B
Q4 20212,910$142.2B
Q3 20212,658$138.8B
Q2 20212,684$144.3B
Q1 20212,693$143.2B

Institutions, Q3 2022

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q2 2022.

Institutions holding MRK in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc224,134,448$19.3B0.57%+3,081,402+1.4%Added
BlackRock Inc.214,507,760$18.5B0.63%−1,160,337−0.5%Reduced
State Street Corp117,311,329$10.2B0.64%−480,300−0.4%Reduced
Geode Capital Management, LLC48,100,919$4.14B0.63%+2,106,251+4.6%Added
Wellington Management Group LLP40,157,172$3.46B0.74%−566,255−1.4%Reduced
Bank of America Corp40,007,529$3.45B0.45%+1,113,529+2.9%Added
Morgan Stanley37,849,265$3.26B0.44%−126,218−0.3%Reduced
Bank of New York Mellon Corp31,049,211$2.67B0.65%−1,531,264−4.7%Reduced
Charles Schwab Investment Management Inc30,950,448$2.67B0.95%+1,429,537+4.8%Added
Northern Trust Corp29,890,121$2.57B0.59%−59,566−0.2%Reduced
Massachusetts Financial Services Co27,040,907$2.33B0.87%−679,179−2.5%Reduced
Norges Bank23,896,984$2.06B0.55%+507,383+2.2%Added
JPMorgan Chase & Co23,489,924$2.02B0.31%+760,074+3.3%Added
FMR LLC23,197,040$2.00B0.21%+847,491+3.8%Added
Deutsche Bank AG21,408,952$1.84B1.11%−373,533−1.7%Reduced
Legal & General Group Plc19,704,612$1.70B0.66%−575,045−2.8%Reduced
Ameriprise Financial Inc19,157,083$1.65B0.61%+1,387,491+7.8%Added
Wells Fargo & Company18,897,124$1.63B0.56%−206,536−1.1%Reduced
Invesco Ltd.17,650,971$1.52B0.49%−1,795,320−9.2%Reduced
Royal Bank of Canada17,164,932$1.48B0.49%−349,669−2.0%Reduced
Price T Rowe Associates Inc15,262,085$1.31B0.22%−1,764,865−10.4%Reduced
State Farm Mutual Automobile Insurance Co14,231,200$1.23B1.48%00.0%Unchanged
California Public Employees Retirement System13,754,699$1.18B1.09%−475,134−3.3%Reduced
Janus Henderson Group PLC13,695,293$1.18B0.88%+2,764,651+25.3%Added
Nuveen Asset Management, LLC13,018,473$1.12B0.45%−539,761−4.0%Reduced
Capital World Investors12,808,140$1.10B0.25%+295,034+2.4%Added
UBS Asset Management Americas Inc12,162,809$1.05B0.59%+265,432+2.2%Added
Goldman Sachs Group Inc12,103,600$1.04B0.30%−960,511−7.4%Reduced
Fisher Asset Management, LLC12,036,457$1.04B0.78%−87,363−0.7%Reduced
LSV Asset Management11,341,795$976.8M2.29%−982,417−8.0%Reduced
Amundi11,042,404$971.5M0.58%+3,422,066+44.9%Added
Nordea Investment Management AB11,069,541$961.8M1.56%−779,118−6.6%Reduced
UBS Group AG10,974,396$945.1M0.54%−884,251−7.5%Reduced
Swiss National Bank10,959,232$943.8M0.68%−5,700−0.1%Reduced
Franklin Resources Inc10,487,337$903.2M0.49%−998,050−8.7%Reduced
Barrow Hanley Mewhinney & Strauss LLC10,137,073$873.0M3.58%−792,510−7.3%Reduced
Arrowstreet Capital, Limited Partnership9,862,309$849.3M1.25%+493,351+5.3%Added
The PNC Financial Services Group, Inc.9,210,945$793.2M0.83%−166,383−1.8%Reduced
Raymond James & Associates9,034,460$778.1M0.79%+272,275+3.1%Added
Aristotle Capital Management, LLC8,877,926$764.6M1.73%+8,877,926New
Putnam Investments LLC8,809,184$758.6M1.44%−243,780−2.7%Reduced
Dimensional Fund Advisors LP8,786,094$756.7M0.29%+1,004,787+12.9%Added
Macquarie Group Ltd8,765,766$754.7M0.93%−501,216−5.4%Reduced
Sumitomo Mitsui Trust Holdings, Inc.8,474,311$729.8M0.60%+142,055+1.7%Added
Clearbridge Investments, LLC8,231,118$708.9M0.71%−131,913−1.6%Reduced
Stifel Financial Corp8,173,371$703.9M1.15%+716,326+9.6%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main7,845,151$675.7M1.31%+3,281,928+71.9%Added
Credit Suisse AG7,790,529$670.9M0.76%−201,743−2.5%Reduced
Alliancebernstein L.P.7,418,405$638.9M0.31%+78,595+1.1%Added
Schroder Investment Management Group6,991,502$602.1M1.00%+1,244,515+21.7%Added
Caisse de Depot Et Placement du Quebec6,807,168$586.2M1.74%+878,543+14.8%Added
Principal Financial Group Inc6,755,580$581.8M0.46%−33,308−0.5%Reduced
Bank of Montreal5,457,531$545.8M0.43%−88,179−1.6%Reduced
Envestnet Asset Management Inc6,307,111$543.2M0.31%+266,784+4.4%Added
Neuberger Berman Group LLC5,840,313$503.1M0.53%+1,897,517+48.1%Added
Allianz Asset Management GmbH5,443,120$468.8M1.07%−499,295−8.4%Reduced
Truist Financial Corp5,241,644$451.4M0.87%+84,826+1.6%Added
DekaBank Deutsche Girozentrale5,038,164$435.6M1.29%−4,249−0.1%Reduced
New York State Common Retirement Fund4,979,059$428.8M0.62%−329,158−6.2%Reduced
Bahl & Gaynor Inc4,807,722$414.0M2.74%+293,493+6.5%Added
Ensign Peak Advisors, Inc4,791,277$412.6M1.02%+469,758+10.9%Added
Swedbank AB4,738,643$408.1M0.97%−289,850−5.8%Reduced
Standard Life Aberdeen plc4,684,113$403.4M1.20%+1,797,177+62.3%Added
Renaissance Technologies LLC4,563,234$393.0M0.56%−2,200,700−32.5%Reduced
Federated Hermes, Inc.4,425,537$381.1M1.12%−132,512−2.9%Reduced
Prudential Financial Inc4,418,465$380.5M0.64%−420,148−8.7%Reduced
Barclays PLC4,272,737$368.0M0.41%+1,511,286+54.7%Added
California State Teachers Retirement System4,267,818$367.5M0.62%−155,446−3.5%Reduced
HSBC Holdings PLC4,224,642$366.0M0.66%−630,733−13.0%Reduced
Rhumbline Advisers4,231,650$364.4M0.54%+153,744+3.8%Added
Robeco Institutional Asset Management B.V.4,048,127$348.6M1.13%−51,494−1.3%Reduced
Manufacturers Life Insurance Company, The4,009,528$345.4M0.24%+78,205+2.0%Added
Victory Capital Management Inc3,964,286$341.4M0.40%+545,018+15.9%Added
AQR Capital Management LLC3,926,972$338.2M0.82%−188,449−4.6%Reduced
Eaton Vance Management3,848,802$331.5M0.49%+24,866+0.7%Added
1832 Asset Management L.P.3,756,810$323.5M0.69%−375,876−9.1%Reduced
Citigroup Inc3,703,691$319.0M0.45%−207,836−5.3%Reduced
Sarasin & Partners LLP3,654,389$314.7M4.36%−109,832−2.9%Reduced
National Pension Service3,581,955$310.3M0.65%+70,121+2.0%Added
Candriam Luxembourg S.C.A.3,478,558$299.6M2.11%−3,480−0.1%Reduced
Fayez Sarofim & Co3,462,857$298.2M1.18%−6790.0%Reduced
Citadel Advisors LLC3,387,216$291.7M0.36%+1,231,726+57.1%Added
Raymond James Financial Services Advisors, Inc.3,352,248$288.7M0.64%+1,718+0.1%Added
Beutel, Goodman & Co Ltd.3,330,626$286.8M1.94%−571,603−14.6%Reduced
Capital Wealth Planning, LLC3,239,168$279.0M5.09%+710,813+28.1%Added
Canada Pension Plan Investment Board3,235,831$278.7M0.47%−582,811−15.3%Reduced
London Co of Virginia3,197,461$275.4M1.74%+111,272+3.6%Added
Natixis3,186,652$275.1M1.30%+2,815,455+758.5%Added
Grantham, Mayo, Van Otterloo & Co. LLC3,106,655$267.5M1.54%−3,300−0.1%Reduced
First Republic Investment Management, Inc.3,072,624$264.6M0.69%+139,256+4.7%Added
Baird Financial Group, Inc.3,046,782$262.4M0.77%−102,251−3.2%Reduced
First Trust Advisors LP3,028,905$260.8M0.34%−274,280−8.3%Reduced
New York State Teachers Retirement System3,008,460$259.1M0.67%−2,764−0.1%Reduced
State Board of Administration of Florida Retirement System2,925,266$251.9M0.65%−26,206−0.9%Reduced
Cullen Capital Management LLC2,872,521$247.4M2.65%+305,921+11.9%Added
HighTower Advisors, LLC2,845,669$245.1M0.66%−15,407−0.5%Reduced
Great West Life Assurance Co2,825,778$243.2M0.69%−80,521−2.8%Reduced
Brown Advisory Inc2,812,061$242.2M0.47%+24,608+0.9%Added
Korea Investment CORP2,806,250$241.7M0.74%+62,708+2.3%Added
Smead Capital Management, Inc.2,723,102$234.5M6.10%+43,226+1.6%Added