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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
Associated Banc-Corp176,065$19.5M0.81%+1,391+0.8%Added
McGowan Group Asset Management, Inc.175,962$19.5M3.11%+3,163+1.8%Added
Bartlett & Co. Wealth Management LLC174,503$19.5M0.39%−328−0.2%Reduced
Bartlett & Co. LLC174,503$19.5M0.39%−328−0.2%Reduced
Dodge & Cox175,231$19.4M0.01%−14,100−7.4%Reduced
Norinchukin Bank, The175,178$19.4M0.42%−38,653−18.1%Reduced
Gotham Asset Management, LLC175,137$19.4M0.55%−4,209−2.3%Reduced
Sequoia Financial Advisors, LLC174,755$19.4M0.48%+47,442+37.3%Added
Hyman Charles D174,308$19.3M1.32%+1,797+1.0%Added
Cresset Asset Management, LLC199,156$19.2M0.24%−8,368−4.0%Reduced
Motco173,219$19.2M1.43%−7,805−4.3%Reduced
Kayne Anderson Rudnick Investment Management LLC173,195$19.2M0.06%−1,068−0.6%Reduced
Core Alternative Capital172,996$19.2M2.44%+19,048+12.4%Added
ExodusPoint Capital Management, LP172,908$19.2M0.30%−163,824−48.7%Reduced
Fairfax Financial Holdings LtdSuperinvestorFairfax Financial172,900$19.2M0.48%00.0%Unchanged
Norris Perne & French LLP171,803$19.1M1.88%+455+0.3%Added
Logan Capital Management Inc171,762$19.1M0.98%+41,843+32.2%Added
Bleakley Financial Group, LLC171,584$19.0M0.68%+171,584New
Crestwood Advisors Group LLC170,440$18.9M0.64%−36,452−17.6%Reduced
Ethic Inc.170,041$18.9M1.02%+10,374+6.5%Added
Goelzer Investment Management, Inc.168,953$18.7M1.61%−2,260−1.3%Reduced
Bollard Group LLC168,906$18.7M0.72%−2,530−1.5%Reduced
Novare Capital Management LLC168,881$18.7M2.21%−5,385−3.1%Reduced
Argent Trust Co167,337$18.6M1.23%−4,886−2.8%Reduced
Everett Harris & Co164,966$18.3M0.31%−13,621−7.6%Reduced
Stratos Wealth Partners, LTD.164,487$18.2M0.46%+6,533+4.1%Added
Gamco Investors, Inc. Et Al164,285$18.2M0.20%−8,600−5.0%Reduced
Louisiana State Employees Retirement System163,800$18.2M0.50%+1,700+1.0%Added
Woodmont Investment Counsel LLC161,317$17.9M2.03%−2,039−1.2%Reduced
GWM Advisors LLC526,881$17.9M0.48%+45,732+9.5%Added
Pictet & Cie (Europe) SA161,031$17.9M0.87%−12,014−6.9%Reduced
Parthenon LLC160,616$17.8M2.92%+100+0.1%Added
Applied Finance Capital Management, LLC159,994$17.8M2.31%+159,994New
Kiwi Wealth Investments Limited Partnership158,833$17.6M1.17%+87,994+124.2%Added
Sonora Investment Management Group, LLC158,456$17.6M1.60%+4,205+2.7%Added
Old National Bancorp155,539$17.3M0.54%+3,446+2.3%Added
FineMark National Bank & Trust154,786$17.2M0.77%−7,570−4.7%Reduced
Cohen Klingenstein LLC154,777$17.2M0.86%−784−0.5%Reduced
Van Hulzen Asset Management, LLC154,003$17.1M1.97%−36,792−19.3%Reduced
Bryn Mawr Trust Co153,939$17.1M0.78%−1,570−1.0%Reduced
JustInvest LLC153,214$17.0M0.70%+11,940+8.5%Added
Bragg Financial Advisors, Inc152,812$17.0M1.03%+1,110+0.7%Added
Veritable, L.P.151,892$16.9M0.30%−559−0.4%Reduced
MAI Capital Management151,806$16.8M0.28%−5,368−3.4%Reduced
Ledyard National Bank151,198$16.8M1.97%−2,153−1.4%Reduced
Greenwood Gearhart Inc151,097$16.8M2.38%−758−0.5%Reduced
Moors & Cabot, Inc.150,887$16.7M1.17%+3,390+2.3%Added
Integral Health Asset Management, LLC150,000$16.6M3.75%−35,000−18.9%Reduced
Columbia Asset Management149,315$16.6M4.07%+87+0.1%Added
GAM Holding AG148,716$16.5M1.32%+6,168+4.3%Added
Wescott Financial Advisory Group, LLC148,634$16.5M3.56%−605−0.4%Reduced
Eagle Global Advisors LLC147,316$16.3M1.13%−429−0.3%Reduced
Massmutual Trust Co FSB145,672$16.2M0.66%−249−0.2%Reduced
LMCG Investments, LLC145,115$16.1M1.12%−5,745−3.8%Reduced
Congress Asset Management Co145,079$16.1M0.16%+896+0.6%Added
Wesleyan Assurance Society143,371$15.9M1.95%00.0%Unchanged
Connors Investor Services Inc143,169$15.9M1.98%−13,935−8.9%Reduced
Bourgeon Capital Management LLC143,121$15.9M3.90%−25,893−15.3%Reduced
Annex Advisory Services, LLC142,360$15.8M0.89%+3,770+2.7%Added
Beck Mack & Oliver LLC142,295$15.8M0.46%−2,767−1.9%Reduced
Mengis Capital Management, Inc.140,933$15.6M3.41%−4,579−3.1%Reduced
Metropolitan Life Insurance Co140,692$15.6M0.70%−10,129−6.7%Reduced
Charter Trust Co139,917$15.5M1.24%+197+0.1%Added
Banque Cantonale Vaudoise139,646$15.5M0.81%+12,923+10.2%Added
Livforsakringsbolaget Skandia, Omsesidigt137,863$15.4M1.77%00.0%Unchanged
Snowden Capital Advisors LLC138,206$15.3M0.64%+30.0%Added
Longbow Finance SA137,278$15.2M2.05%+137,278New
Segall Bryant & Hamill, LLC136,436$15.1M0.17%−470−0.3%Reduced
Patten & Patten Inc136,042$15.1M1.37%−4,349−3.1%Reduced
Redwood Grove Capital, LLC135,700$15.1M7.48%00.0%Unchanged
Vestor Capital, LLC135,365$15.0M1.81%−2,292−1.7%Reduced
Middleton & Co Inc134,746$15.0M2.22%−1,161−0.9%Reduced
Karpas Strategies, LLC134,618$14.9M5.25%+83+0.1%Added
Advisory Services Network, LLC134,594$14.9M0.46%+8,762+7.0%Added
Ar Asset Management Inc134,570$14.9M4.24%00.0%Unchanged
Kestra Private Wealth Services, LLC133,239$14.8M0.75%+1,877+1.4%Added
Farmers & Merchants Investments Inc133,233$14.8M0.61%+3,965+3.1%Added
Beacon Investment Advisory Services, Inc.133,224$14.8M0.76%−1,456−1.1%Reduced
Steel Peak Wealth Management LLC132,094$14.7M1.09%+29,518+28.8%Added
Edge Wealth Management LLC133,274$14.7M3.42%−10,852−7.5%Reduced
Vestmark Advisory Solutions, Inc.131,779$14.6M0.71%+977+0.7%Added
Central Trust Co131,408$14.6M0.45%+3,097+2.4%Added
Slocum, Gordon & Co LLP130,543$14.5M9.35%+130,543New
Congress Wealth Management LLC129,608$14.4M0.37%+5,640+4.5%Added
Intact Investment Management Inc.129,400$14.4M0.62%−36,800−22.1%Reduced
Woodstock Corp129,205$14.3M1.91%+1,700+1.3%Added
CCM Investment Advisers LLC128,272$14.2M2.26%−15,464−10.8%Reduced
Alley Investment Management Company, LLC128,255$14.2M2.45%+378+0.3%Added
Tufton Capital Management128,142$14.2M3.13%+606+0.5%Added
W.G. Shaheen & Associates DBA Whitney & Co127,903$14.2M2.60%−637−0.5%Reduced
Park Avenue Securities LLC127,863$14.2M0.25%+3,589+2.9%Added
Financial Partners Capital Management LLC127,515$14.1M3.15%−563−0.4%Reduced
Monarch Capital Management Inc126,717$14.1M4.33%−5,051−3.8%Reduced
First National Bank of Omaha127,301$14.1M0.87%−28,275−18.2%Reduced
Matthew Goff Investment Advisor, LLC127,008$14.1M3.67%−535−0.4%Reduced
Tri Locum Partners LP126,912$14.1M6.23%+126,912New
Stonebridge Capital Advisors LLC126,685$14.1M1.67%−1,102−0.9%Reduced
Point72 Middle East FZE126,472$14.0M1.08%+126,472New
Endurant Capital Management LP126,003$14.0M5.68%+126,003New
Auxier Asset Management125,857$14.0M2.41%−600.0%Reduced