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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, Q4 2022

Institutional positions in Merck & Co., Inc. as of Dec 31, 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
3,243
+304 vs. Q3 2022
Shares held
1.91B
+33.5M (+1.8%) vs. Q3 2022
Total value
$212.2B
+$50.0B (+30.9%) vs. Q3 2022
New holders
395
1,191 more added
Sold out
91
1,329 more reduced

57 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2022: 3,243 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 heldQ4 2022: $212.2B
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, Q4 2022

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q3 2022.

Institutions holding MRK in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
First Foundation Advisors37,378$4.15M0.20%+616+1.7%Added
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors37,394$4.15M1.09%+76+0.2%Added
Sawtooth Solutions, LLC37,431$4.15M0.56%−5,302−12.4%Reduced
McGinn Investment Management, Inc.37,489$4.16M2.99%−636−1.7%Reduced
Strategic Wealth Partners, Ltd.37,558$4.17M0.77%−930−2.4%Reduced
Signature Wealth Management Group37,648$4.18M2.04%−7,209−16.1%Reduced
SlateStone Wealth, LLC37,682$4.18M1.01%+1,432+4.0%Added
Madison Asset Management, LLC37,685$4.18M0.07%−542−1.4%Reduced
Schnieders Capital Management LLC37,769$4.19M0.96%+125+0.3%Added
CoreCap Advisors, LLC37,820$4.20M0.30%+400+1.1%Added
Nelson Capital Management, LLC37,898$4.21M1.23%−78−0.2%Reduced
RBA Wealth Management, LLC38,126$4.23M2.22%+35,114+1,165.8%Added
Iowa State Bank38,223$4.24M1.07%−1,485−3.7%Reduced
Meritage Portfolio Management38,435$4.26M0.33%+1,681+4.6%Added
Horan Capital Advisors, LLC.38,600$4.28M1.88%−430−1.1%Reduced
Strategy Asset Managers LLC38,977$4.33M1.10%−220−0.6%Reduced
Essex Financial Services, Inc.38,988$4.33M0.47%+897+2.4%Added
Wright Investors Service Inc38,984$4.33M1.24%+2,825+7.8%Added
Black Creek Investment Management Inc.39,000$4.33M0.18%−56,000−58.9%Reduced
Petredis Investment Advisors LLC39,041$4.33M0.79%+39,041New
Copperwynd Financial, LLC39,046$4.33M2.43%+18,362+88.8%Added
Moneta Group Investment Advisors LLC40,377$4.34M0.12%+2,291+6.0%Added
ARGI Investment Services, LLC39,245$4.35M0.14%+2,181+5.9%Added
Lifeworks Advisors, LLC39,264$4.36M2.45%+451+1.2%Added
TNF LLC41,995$4.37M1.99%−5,770−12.1%Reduced
Uncommon Cents Investing LLC39,964$4.37M1.61%+205+0.5%Added
First Citizens Bank & Trust Co39,460$4.38M0.13%+4,227+12.0%Added
Zions Bancorporation, N.A.39,686$4.40M0.35%−17,380−30.5%Reduced
RIA Advisory Group LLC40,286$4.41M2.56%+40,286New
First National Bank & Trust Co of Newtown39,991$4.44M1.00%−265−0.7%Reduced
Benjamin Edwards Inc40,001$4.44M1.17%+4,163+11.6%Added
Foster & Motley Inc40,000$4.44M0.38%+5,593+16.3%Added
Texas Yale Capital Corp.40,108$4.45M0.25%−2,300−5.4%Reduced
Warren Averett Asset Management, LLC40,199$4.46M0.25%+798+2.0%Added
Wealthcare Advisory Partners LLC40,271$4.47M0.21%+2,574+6.8%Added
Ropes Wealth Advisors LLC40,312$4.47M0.80%+2,056+5.4%Added
Dorsey & Whitney Trust CO LLC40,333$4.47M0.44%−135−0.3%Reduced
Flagship Harbor Advisors, LLC40,333$4.47M0.46%+845+2.1%Added
Savant Capital, LLC46,239$4.48M0.11%+8,085+21.2%Added
J.P. Marvel Investment Advisors, LLC40,510$4.49M1.05%−60−0.1%Reduced
Cobblestone Capital Advisors LLC40,709$4.52M0.34%+2,225+5.8%Added
TFC Financial Management40,746$4.52M1.30%−392−1.0%Reduced
Hudson Value Partners, LLC41,036$4.55M2.80%+353+0.9%Added
Manchester Capital Management LLC41,123$4.56M0.67%−1,660−3.9%Reduced
Arvest Trust Co N A41,169$4.57M0.29%+3,261+8.6%Added
Capital Planning Advisors, LLC41,229$4.57M1.09%+170+0.4%Added
Westover Capital Advisors, LLC41,254$4.58M1.81%+2,383+6.1%Added
SFMG, LLC41,283$4.58M0.51%−236−0.6%Reduced
Moreno Evelyn V41,415$4.59M1.06%+13,471+48.2%Added
White Pine Capital LLC41,466$4.60M1.80%+208+0.5%Added
Cypress Asset Management Inc41,711$4.63M1.68%−1,985−4.5%Reduced
Ancora Advisors, LLC41,816$4.64M0.13%+249+0.6%Added
Ballentine Partners, LLC41,815$4.64M0.14%+4,484+12.0%Added
NEIRG Wealth Management, LLC41,843$4.64M0.87%+2,493+6.3%Added
Affinity Investment Advisors, LLC41,872$4.65M2.14%−3,461−7.6%Reduced
Bell & Brown Wealth Advisors, LLC41,899$4.65M2.56%+762+1.9%Added
Chatham Capital Group, Inc.41,910$4.65M1.09%−133−0.3%Reduced
Costello Asset Management, INC41,930$4.65M4.19%−1,010−2.4%Reduced
Patton Albertson Miller Group, LLC41,987$4.66M0.86%+1,155+2.8%Added
Spinnaker Trust42,039$4.66M0.36%−2,223−5.0%Reduced
Lehman & Derafelo Financial Resources LLC42,190$4.68M1.39%−509−1.2%Reduced
AdvisorNet Financial, Inc42,325$4.70M0.46%−318−0.7%Reduced
Whitener Capital Management, Inc.42,334$4.70M2.05%−1,050−2.4%Reduced
Hengehold Capital Management LLC42,337$4.70M0.65%−344−0.8%Reduced
Miracle Mile Advisors, LLC42,610$4.73M0.16%+27,126+175.2%Added
Reynders McVeigh Capital Management, LLC42,854$4.75M0.35%−1,386−3.1%Reduced
Finer Wealth Management, Inc.42,887$4.76M4.45%+119+0.3%Added
Albion Financial Group42,905$4.76M0.46%+1,872+4.6%Added
Bray Capital Advisors42,923$4.76M1.48%−1,956−4.4%Reduced
Beddow Capital Management Inc42,928$4.76M2.43%00.0%Unchanged
Hilltop Holdings Inc.43,048$4.78M0.62%+1,012+2.4%Added
Butensky & Cohen Financial Security, Inc43,266$4.80M1.77%−4,303−9.0%Reduced
Arden Trust Co43,274$4.80M0.98%−697−1.6%Reduced
Hodges Capital Management Inc.43,399$4.82M0.42%+17,360+66.7%Added
Fiduciary Alliance LLC43,437$4.82M1.25%+43,437New
Tealwood Asset Management Inc43,655$4.84M2.53%−1,670−3.7%Reduced
Laurel Wealth Advisors, Inc.43,668$4.84M0.48%−535−1.2%Reduced
Glassy Mountain Advisors, Inc.43,732$4.85M2.67%+43,732New
First Financial Bank - Trust Division43,921$4.87M0.53%+449+1.0%Added
Arete Wealth Advisors, LLC43,940$4.88M0.43%+1,724+4.1%Added
Gries Financial LLC43,953$4.88M1.62%+10,178+30.1%Added
Lake Street Advisors Group, LLC44,144$4.90M0.32%+22,905+107.8%Added
Bailard, Inc.44,233$4.91M0.19%−1,165−2.6%Reduced
Legacy Private Trust Co.44,241$4.91M0.44%+398+0.9%Added
Sumitomo Life Insurance Co44,257$4.91M0.36%−420−0.9%Reduced
Ziegler Capital Management, LLC44,417$4.93M0.21%−3,231−6.8%Reduced
Semper Augustus Investments Group LLCSuperinvestorSemper Augustus44,473$4.93M1.34%00.0%Unchanged
Trustmark National Bank Trust Department44,649$4.95M0.46%−200−0.4%Reduced
Brooks, Moore & Associates, Inc.44,799$4.97M3.63%−761−1.7%Reduced
Biltmore Family Office, LLC44,599$4.98M1.02%+102+0.2%Added
Scott & Selber, Inc.44,929$4.99M2.24%+78+0.2%Added
Asio Capital, LLC45,123$5.01M1.44%−255−0.6%Reduced
Mogy Joel R Investment Counsel Inc45,236$5.02M0.50%00.0%Unchanged
Hendley & Co Inc45,304$5.03M2.23%−875−1.9%Reduced
Journey Advisory Group, LLC45,362$5.03M1.25%+7,752+20.6%Added
Avitas Wealth Management LLC45,376$5.03M1.06%−724−1.6%Reduced
Empowered Funds, LLC45,385$5.04M0.33%+41,957+1,223.9%Added
International Assets Investment Management, LLC45,401$5.04M0.52%+26,974+146.4%Added
Ashford Capital Management Inc45,519$5.05M0.78%+86+0.2%Added
J.W. Cole Advisors, Inc.45,556$5.05M0.39%−1,495−3.2%Reduced