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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; 3,855 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, 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
2,996
+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
1,376 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: 2,996 institutions
Q1 2021: 2,693 institutionsQ2 2021: 2,684 institutionsQ3 2021: 2,658 institutionsQ4 2021: 2,910 institutionsQ1 2022: 2,961 institutionsQ2 2022: 3,019 institutionsQ3 2022: 2,996 institutionsQ4 2022: 3,243 institutionsQ1 2023: 3,187 institutionsQ2 2023: 3,261 institutionsQ3 2023: 3,221 institutionsQ4 2023: 3,443 institutionsQ1 2024: 3,546 institutionsQ2 2024: 3,557 institutionsQ3 2024: 3,501 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: 3,855 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 20263,855$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 20243,501$221.8B
Q2 20243,557$242.3B
Q1 20243,546$256.9B
Q4 20233,443$211.6B
Q3 20233,221$197.7B
Q2 20233,261$222.8B
Q1 20233,187$205.1B
Q4 20223,243$212.2B
Q3 20222,996$162.7B
Q2 20223,019$171.5B
Q1 20222,961$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
Perpetual Investment Management Ltd289,918$25.0M3.65%−12,319−4.1%Reduced
Ingalls & Snyder LLC288,380$24.8M1.40%−2,240−0.8%Reduced
Thomasville National Bank288,245$24.8M2.98%+1,787+0.6%Added
Covington Capital Management288,024$24.8M1.07%+2,269+0.8%Added
Glenview Trust Co287,840$24.8M0.94%+11,984+4.3%Added
Federation des caisses Desjardins du Quebec284,138$24.5M0.29%+11,363+4.2%Added
Kestra Advisory Services, LLC283,500$24.4M0.26%+17,935+6.8%Added
Brown Brothers Harriman & Co280,562$24.2M0.23%−18,289−6.1%Reduced
Wesbanco Bank Inc280,538$24.2M1.63%−136,877−32.8%Reduced
Campbell Newman Asset Management Inc276,801$23.8M2.68%−1,984−0.7%Reduced
Suncoast Equity Management272,414$23.5M4.59%−18,507−6.4%Reduced
Two Sigma Investments, LP271,116$23.3M0.08%+227,665+524.0%Added
Vestcor Inc269,976$23.3M0.88%+4,098+1.5%Added
Tower Research Capital LLC (TRC)265,932$22.9M0.37%+84,998+47.0%Added
Pinnacle Financial Partners Inc261,270$22.5M0.81%+24,768+10.5%Added
Kempen Capital Management N.V.259,839$22.4M0.90%−46,426−15.2%Reduced
Cambridge Trust Co258,844$22.3M1.06%+12,945+5.3%Added
Willis Investment Counsel258,318$22.2M1.61%−36,755−12.5%Reduced
Cornerstone Advisors, LLC258,200$22.2M1.09%+30,000+13.1%Added
Hartford Investment Management Co258,003$22.2M0.72%+1,956+0.8%Added
Atria Wealth Solutions, Inc.257,093$22.2M0.38%+14,828+6.1%Added
Eastern Bank253,983$21.9M1.25%+3,297+1.3%Added
Sector Gamma AS253,159$21.8M5.62%−161,179−38.9%Reduced
Rhenman & Partners Asset Management AB215,000$21.8M2.28%−50,000−18.9%Reduced
British Columbia Investment Management Corp250,590$21.6M0.24%−43,041−14.7%Reduced
Robeco Schweiz AG247,421$21.3M0.41%+473+0.2%Added
Brinker Capital Investments, LLC241,709$20.8M0.43%−5,323−2.2%Reduced
Teachers Retirement System of the State of Kentucky240,851$20.7M0.24%+240,851New
General American Investors Co Inc240,191$20.7M2.15%00.0%Unchanged
Salem Investment Counselors Inc237,395$20.6M0.94%−2,657−1.1%Reduced
Destination Wealth Management238,928$20.6M0.87%+699+0.3%Added
First Manhattan Co238,743$20.6M0.09%−7,911−3.2%Reduced
Erste Asset Management GmbH236,686$20.5M0.46%+71,945+43.7%Added
Schechter Investment Advisors, LLC237,464$20.5M2.02%+64,519+37.3%Added
Daiwa Securities Group Inc.236,310$20.4M0.17%−29,123−11.0%Reduced
Wealthfront Advisers LLC235,530$20.3M0.11%−6,095−2.5%Reduced
Atria Investments LLC234,767$20.2M0.45%−9,903−4.0%Reduced
Roffman Miller Associates Inc234,559$20.2M1.84%+2,880+1.2%Added
Inverness Counsel LLC233,298$20.1M1.12%+101,637+77.2%Added
CapWealth Advisors, LLC230,394$19.8M2.62%+1,781+0.8%Added
Williams Jones Wealth Management, LLC.230,328$19.8M0.35%+105,761+84.9%Added
Stack Financial Management, Inc225,662$19.4M2.04%+3,438+1.5%Added
O'Shaughnessy Asset Management, LLC224,556$19.3M0.36%+30,673+15.8%Added
Chartwell Investment Partners, LLC220,757$19.0M0.81%+18,851+9.3%Added
Tokio Marine Asset Management Co Ltd220,649$19.0M1.62%+50,710+29.8%Added
Northwest & Ethical Investments L.P.219,604$18.9M0.76%−1,140−0.5%Reduced
First Horizon Advisors, Inc.219,198$18.9M0.76%−7,959−3.5%Reduced
Whittier Trust Co of Nevada Inc218,941$18.9M0.80%+505+0.2%Added
Umb Bank N A217,881$18.8M0.32%−24,159−10.0%Reduced
NorthCrest Asset Manangement, LLC217,279$18.7M1.01%+8,929+4.3%Added
Pendal Group Limited216,992$18.7M0.18%−53,524−19.8%Reduced
Citizens Financial Group Inc215,438$18.6M0.82%+545+0.3%Added
Dana Investment Advisors, Inc.215,797$18.6M1.05%−35,600−14.2%Reduced
Braun Stacey Associates Inc215,508$18.6M1.13%+15,663+7.8%Added
Wade G W & Inc213,851$18.4M0.90%+5,633+2.7%Added
Norinchukin Bank, The213,831$18.4M0.37%+20,582+10.7%Added
Crossmark Global Holdings, Inc.213,130$18.4M0.51%+17,927+9.2%Added
Walleye Capital LLC211,665$18.2M0.42%+176,147+495.9%Added
HM Payson & Co210,397$18.1M0.50%−7,468−3.4%Reduced
Personal Capital Advisors Corp210,254$18.1M0.10%−655−0.3%Reduced
Pathstone Family Office, LLC208,722$18.1M0.34%+13,767+7.1%Added
Blackhill Capital Inc209,250$18.0M2.14%+38,200+22.3%Added
Cresset Asset Management, LLC207,524$18.0M0.23%−2,006−1.0%Reduced
Forbes J M & Co LLP208,844$18.0M2.81%+3,971+1.9%Added
Crestwood Advisors Group LLC206,892$17.8M0.63%+988+0.5%Added
Summit Global Investments206,524$17.8M1.64%+361+0.2%Added
Securian Asset Management, Inc206,437$17.8M0.53%+1,400+0.7%Added
Foundation Resource Management Inc205,695$17.7M3.37%+2,419+1.2%Added
NFJ Investment Group, LLC208,305$17.7M0.47%−635,149−75.3%Reduced
Worldquant Millennium Advisors LLC205,085$17.7M0.43%−217,460−51.5%Reduced
Private Asset Management Inc203,472$17.5M3.10%+2,102+1.0%Added
Wilkins Investment Counsel Inc200,024$17.2M5.04%−2,695−1.3%Reduced
Central Securities Corp200,000$17.2M2.43%00.0%Unchanged
FDx Advisors, Inc.198,747$17.1M0.77%−390.0%Reduced
Kentucky Retirement Systems198,300$17.1M0.72%+10,615+5.7%Added
Richard C. Young & CO., LTD.198,184$17.1M2.61%−170.0%Reduced
Abner Herrman & Brock LLC198,087$17.1M3.13%+6,445+3.4%Added
Stillwater Capital Advisors, LLC196,269$16.9M3.86%−13,097−6.3%Reduced
Prospector Partners LLC194,788$16.8M2.57%−5,420−2.7%Reduced
Twin Tree Management, LP192,253$16.6M0.45%+65,825+52.1%Added
TCTC Holdings, LLC192,040$16.5M0.72%+150+0.1%Added
Cypress Capital Management LLC191,976$16.5M3.07%−31,279−14.0%Reduced
Shelton Capital Management191,815$16.5M0.79%+15,704+8.9%Added
National Asset Management, Inc.191,779$16.5M0.50%+77,268+67.5%Added
Doyle Wealth Management191,071$16.5M1.41%−1,196−0.6%Reduced
Hantz Financial Services, Inc.191,025$16.5M0.57%+4,243+2.3%Added
Van Hulzen Asset Management, LLC190,795$16.4M2.03%+14,418+8.2%Added
Neville Rodie & Shaw Inc190,259$16.4M1.61%−3,964−2.0%Reduced
Elo Mutual Pension Insurance Co189,929$16.4M0.62%−9,317−4.7%Reduced
Dodge & Cox189,331$16.3M0.01%−3,500−1.8%Reduced
GW Henssler & Associates Ltd188,931$16.3M1.22%−650−0.3%Reduced
Skba Capital Management LLC188,225$16.2M3.44%+700+0.4%Added
Montag A & Associates Inc186,711$16.2M1.12%−9,089−4.6%Reduced
BTR Capital Management Inc186,542$16.2M2.53%−2,610−1.4%Reduced
First National Trust Co187,960$16.2M0.94%+6,401+3.5%Added
ClariVest Asset Management LLC186,179$16.0M0.77%−8,300−4.3%Reduced
Cetera Investment Advisers185,429$16.0M0.32%−42,163−18.5%Reduced
Integral Health Asset Management, LLC185,000$15.9M3.23%+80,631+77.3%Added
Brookstone Capital Management175,211$15.8M0.37%−6,327−3.5%Reduced
Industrial Alliance Investment Management Inc.183,296$15.8M0.46%+43,726+31.3%Added