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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
Maple Capital Management, Inc.14,607$1.62M0.21%+325+2.3%Added
Berkeley Capital Partners, LLC14,638$1.62M0.63%−244−1.6%Reduced
Principal Street Partners, LLC14,621$1.62M0.41%−430−2.9%Reduced
Donald L. Hagan, LLC14,706$1.63M1.03%−122−0.8%Reduced
Peddock Capital Advisors, LLC14,725$1.63M0.63%+869+6.3%Added
Greenwood Capital Associates LLC14,742$1.64M0.27%+322+2.2%Added
Keudell/Morrison Wealth Management14,746$1.64M0.52%−1,438−8.9%Reduced
ACR Alpine Capital Research, LLC14,771$1.64M0.07%−1,916−11.5%Reduced
Eley Financial Management, Inc14,804$1.64M0.88%+14,804New
Eudaimonia Partners, LLC14,808$1.64M0.40%−2,057−12.2%Reduced
GYL Financial Synergies, LLC14,822$1.64M0.36%−6,401−30.2%Reduced
Franklin Street Advisors Inc14,874$1.65M0.16%−1,213−7.5%Reduced
Janney Capital Management LLC14,951$1.66M0.12%+712+5.0%Added
Bridgewater Advisors Inc.14,954$1.66M0.40%−5,363−26.4%Reduced
Compton Wealth Advisory Group, LLC14,967$1.66M0.65%−86−0.6%Reduced
Van Leeuwen & Company, LLC14,967$1.66M1.15%−5,249−26.0%Reduced
Doheny Asset Management14,990$1.66M1.93%+1,385+10.2%Added
Aveo Capital Partners, LLC15,015$1.67M0.25%−4,274−22.2%Reduced
West Michigan Advisors, LLC15,026$1.67M1.21%−669−4.3%Reduced
Heartland Bank & Trust Co15,126$1.68M1.24%+387+2.6%Added
Ellevest, Inc.15,155$1.68M0.14%+448+3.0%Added
Bowman & Co S.C.15,187$1.68M1.31%+1,087+7.7%Added
Kavar Capital Partners Group, LLC15,194$1.69M0.39%−888−5.5%Reduced
Portland Global Advisors LLC15,195$1.69M0.31%−30−0.2%Reduced
Summit Trail Advisors, LLC15,112$1.69M0.07%+816+5.7%Added
BSW Wealth Partners15,213$1.69M0.36%+192+1.3%Added
Wealth Architects, LLC15,216$1.69M0.32%+55+0.4%Added
Atlas Brown,Inc.15,274$1.69M0.83%−2,789−15.4%Reduced
Pacitti Group Inc.15,311$1.70M1.33%+99+0.7%Added
Chesapeake Wealth Management15,357$1.70M0.75%+2,200+16.7%Added
Borer Denton & Associates, Inc.15,358$1.70M0.75%+472+3.2%Added
Cornell Pochily Investment Advisors, Inc.15,404$1.71M0.76%−336−2.1%Reduced
E&G Advisors, LP15,416$1.71M0.64%−760−4.7%Reduced
Sunflower Bank, N.A.15,485$1.72M0.37%−3,734−19.4%Reduced
Connolly Sarah T.15,500$1.72M1.17%−375−2.4%Reduced
Graves-Light Private Wealth Management, Inc.15,501$1.72M0.26%−10.0%Reduced
Levy Wealth Management Group, LLC15,539$1.72M0.58%+11+0.1%Added
DeDora Capital, Inc.15,607$1.73M0.82%−275−1.7%Reduced
IMS Capital Management15,616$1.73M1.11%+2,302+17.3%Added
Evermay Wealth Management LLC15,528$1.73M0.35%−434−2.7%Reduced
World Equity Group, Inc.15,632$1.73M0.41%−250−1.6%Reduced
First Dallas Securities Inc.15,640$1.74M1.05%+7,213+85.6%Added
Howe & Rusling Inc15,659$1.74M0.22%−132−0.8%Reduced
Redwood Wealth Management Group, LLC15,677$1.74M2.17%+15,677New
Mirova15,684$1.74M0.27%+1,604+11.4%Added
Klingman & Associates, LLC15,717$1.74M0.15%−286−1.8%Reduced
Procyon Private Wealth Partners, LLC15,724$1.74M0.32%+2,161+15.9%Added
Davidson Capital Management Inc.15,744$1.75M1.20%−39−0.2%Reduced
LVW Advisors, LLC15,842$1.76M0.37%−630−3.8%Reduced
Capital International Inc15,853$1.76M0.04%−2,497−13.6%Reduced
Northwest Investment Counselors, LLC15,862$1.76M0.51%+12,394+357.4%Added
Abundance Wealth Counselors15,876$1.76M0.48%+1,148+7.8%Added
West Family Investments, Inc.15,915$1.77M0.60%+135+0.9%Added
Wealth Dimensions Group, Ltd.15,963$1.77M0.72%+630+4.1%Added
Gillespie Robinson & Grimm Inc16,000$1.77M0.18%+104+0.7%Added
Americana Partners, LLC16,000$1.78M0.31%−423−2.6%Reduced
Gables Capital Management Inc.16,020$1.78M1.29%−35−0.2%Reduced
High Net Worth Advisory Group LLC16,027$1.78M0.69%−1,244−7.2%Reduced
West Branch Capital LLC16,048$1.78M1.10%+10+0.1%Added
Centennial Bank16,073$1.78M1.02%+16,073New
Northwest Capital Management Inc16,077$1.78M0.95%+19+0.1%Added
Financial Architects, Inc16,154$1.79M0.30%+131+0.8%Added
Bigelow Investment Advisors, LLC16,186$1.80M1.04%−410−2.5%Reduced
Mattern Wealth Management LLC16,191$1.80M0.73%+364+2.3%Added
Formidable Asset Management, LLC16,209$1.80M0.41%−10.0%Reduced
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management16,264$1.80M0.08%+646+4.1%Added
Old Point Trust & Financial Services N A16,294$1.81M0.83%+74+0.5%Added
Hedges Asset Management LLC16,300$1.81M1.61%00.0%Unchanged
Wealth Effects LLC16,329$1.81M1.04%−171−1.0%Reduced
Home Federal Bank of Tennessee16,425$1.82M0.69%00.0%Unchanged
Strategic Advisors LLC16,525$1.83M0.41%−72,804−81.5%Reduced
Alaethes Wealth LLC16,527$1.83M1.26%+1,178+7.7%Added
Lindenwold Advisors16,538$1.83M1.23%+88+0.5%Added
Thomas White International Ltd16,609$1.84M0.41%00.0%Unchanged
Old North State Trust, LLC16,631$1.84M1.21%+6,909+71.1%Added
Camarda Financial Advisors, LLC16,707$1.85M1.87%+366+2.2%Added
Seelaus Asset Management LLC16,737$1.86M1.39%−44−0.3%Reduced
Hunter Perkins Capital Management, LLC16,725$1.86M0.42%−3,500−17.3%Reduced
Obermeyer Wood Investment Counsel, LLLP16,769$1.86M0.14%−152−0.9%Reduced
Aspiriant, LLC16,800$1.86M0.10%−194−1.1%Reduced
Kathmere Capital Management, LLC16,822$1.87M0.33%+868+5.4%Added
Wimmer Associates 1, LLC16,836$1.87M1.23%+127+0.8%Added
Ashburton (Jersey) Ltd16,846$1.87M1.05%+37+0.2%Added
Columbia Trust Co 0101201616,857$1.87M1.04%−1,243−6.9%Reduced
Phoenix Wealth Advisors16,864$1.87M1.13%+1,216+7.8%Added
Cim Investment Mangement Inc16,866$1.87M0.74%−422−2.4%Reduced
Human Investing LLC16,871$1.87M0.48%−3,785−18.3%Reduced
Richwood Investment Advisors, LLC16,876$1.87M1.88%+166+1.0%Added
St. Louis Financial Planners Asset Management, LLC16,888$1.87M1.83%+16,888New
Nicholas Hoffman & Company, LLC.16,932$1.88M0.20%+60.0%Added
Parcion Private Wealth LLC16,946$1.88M0.20%00.0%Unchanged
Proficio Capital Partners LLC16,968$1.88M0.36%+156+0.9%Added
Eagle Strategies LLC16,978$1.88M0.56%+323+1.9%Added
Hendershot Investments Inc.16,984$1.88M0.32%00.0%Unchanged
Blue Edge Capital, LLC17,034$1.89M0.43%00.0%Unchanged
Coastal Investment Advisors, Inc.17,049$1.89M0.46%+148+0.9%Added
Pinnacle Wealth Planning Services, Inc.17,068$1.89M0.34%+1,590+10.3%Added
Great Diamond Partners, LLC17,069$1.89M0.58%−237−1.4%Reduced
Leonteq Securities AG17,092$1.90M0.10%−12,754−42.7%Reduced
WMS Partners, LLC17,102$1.90M0.19%−796−4.4%Reduced