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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
Sonata Capital Group Inc7,984$886.0K0.49%−499−5.9%Reduced
Catalyst Financial Partners LLC7,991$886.6K0.46%+7,991New
Monetta Financial Services Inc8,000$887.6K1.02%00.0%Unchanged
Callan Capital, LLC8,021$889.9K0.11%+3,496+77.3%Added
Concord Wealth Partners8,026$890.5K0.27%−2,684−25.1%Reduced
Cutter & CO Brokerage, Inc.8,039$892.0K0.30%−641−7.4%Reduced
MidWestOne Financial Group, Inc.8,041$892.1K0.21%−5,264−39.6%Reduced
Kowal Investment Group, LLC8,043$892.3K0.27%+693+9.4%Added
ASB Consultores, LLC8,076$896.0K0.37%−1,340−14.2%Reduced
New Jersey Better Educational Savings Trust8,078$896.3K2.64%00.0%Unchanged
Virtus ETF Advisers LLC8,080$896.5K0.47%+542+7.2%Added
Gryphon Financial Partners LLC8,086$897.2K0.22%+84+1.0%Added
Mathes Company, Inc.8,094$898.0K0.45%00.0%Unchanged
Virtu Financial LLC8,093$898.0K0.12%+8,093New
Everhart Financial Group, Inc.8,102$898.9K0.45%+1,200+17.4%Added
Day & Ennis, LLC8,105$899.3K0.35%+676+9.1%Added
US Asset Management LLC8,109$900.0K0.97%+8,109New
Evoke Wealth, LLC117,654$902.5K0.03%+110,551+1,556.4%Added
Barton Investment Management8,158$905.1K0.18%00.0%Unchanged
Capstone Financial Advisors, Inc.8,167$906.1K0.08%−444−5.2%Reduced
Weinberger Asset Management, Inc8,192$908.9K0.56%−300−3.5%Reduced
BMS Financial Advisors, LLC8,194$909.1K0.60%−93−1.1%Reduced
Ifrah Financial Services, Inc.8,194$909.2K0.30%−227−2.7%Reduced
Carr Financial Group Corp8,152$910.4K0.48%+8,152New
Monument Capital Management8,230$913.1K0.31%+1,787+27.7%Added
Financial Consulate, Inc8,237$913.9K0.32%−200−2.4%Reduced
Prostatis Group LLC8,245$914.8K0.56%+5,758+231.5%Added
Frisch Financial Group, Inc.8,254$916.0K0.34%−106−1.3%Reduced
WNY Asset Management, LLC8,292$920.0K0.25%−40−0.5%Reduced
RNC Capital Management LLC8,311$922.0K0.05%−531−6.0%Reduced
Professional Advisory Services Inc8,322$923.0K0.15%00.0%Unchanged
Intellectus Partners, LLC8,269$923.5K0.32%−27−0.3%Reduced
Willner & Heller, LLC8,341$925.5K1.31%+56+0.7%Added
Lafayette Investments, Inc.8,387$930.5K0.26%−350−4.0%Reduced
Magnolia Capital Management Ltd8,400$932.0K0.91%00.0%Unchanged
Sittner & Nelson, LLC8,409$933.0K0.57%+596+7.6%Added
Portman Square Capital LLP8,418$934.0K0.46%+8,418New
Opus Capital Group, LLC8,428$935.0K0.18%−340−3.9%Reduced
Barnes Pettey Financial Advisors, LLC8,428$935.1K0.96%−1,331−13.6%Reduced
Sage Mountain Advisors LLC8,437$936.1K0.21%+534+6.8%Added
HHM Wealth Advisors, LLC8,469$939.6K0.21%−54−0.6%Reduced
Ami Asset Management Corp8,489$942.0K0.07%+1,169+16.0%Added
Virtus Investment Advisers, Inc.8,496$942.6K0.63%+3,604+73.7%Added
Valley Brook Capital Group8,514$944.6K0.91%+555+7.0%Added
Clear Creek Financial Management, LLC8,513$944.9K0.21%+541+6.8%Added
SOA Wealth Advisors, LLC.8,534$946.8K0.25%+32+0.4%Added
S.C. Financial Services, Inc.8,540$947.5K1.46%+438+5.4%Added
Staley Capital Advisers Inc8,551$949.0K0.06%00.0%Unchanged
Gradient Investments LLC8,562$950.0K0.03%−1,540−15.2%Reduced
Krilogy Financial LLC8,573$951.2K0.09%+335+4.1%Added
Bender Robert & Associates8,592$953.3K0.36%00.0%Unchanged
Old Second National Bank of Aurora8,602$954.4K0.28%−624−6.8%Reduced
Stokes Family Office, LLC8,607$954.9K0.12%+416+5.1%Added
Householder Group Estate & Retirement Specialist, LLC8,614$955.0K1.42%+175+2.1%Added
Southeast Asset Advisors Inc.8,611$955.4K0.15%+9+0.1%Added
Keel Point, LLC8,614$955.7K0.15%+748+9.5%Added
Kapstone Financial Advisors LLC9,263$958.4K0.87%+9,263New
Qube Research & Technologies Ltd8,653$960.0K0.01%−576,696−98.5%Reduced
Matrix Private Capital Group LLC8,601$960.6K0.63%−7−0.1%Reduced
Westshore Wealth, LLC8,689$964.1K0.55%−200−2.2%Reduced
Chase Investment Counsel Corp8,709$966.0K0.59%+380+4.6%Added
Athena Investment Management8,712$966.6K0.71%+54+0.6%Added
First Fiduciary Investment Counsel, Inc.8,720$967.0K0.21%00.0%Unchanged
Kidder Stephen W8,738$969.5K0.36%+4,400+101.4%Added
Univest Financial Corp8,739$969.6K0.31%−470−5.1%Reduced
Institute for Wealth Management, LLC.8,740$969.7K0.21%−635−6.8%Reduced
Arnhold LLC8,742$969.9K0.12%−2,934−25.1%Reduced
LBMC Investment Advisors, LLC8,751$970.9K0.10%−132−1.5%Reduced
MV Capital Management, Inc.8,760$971.9K0.15%+5+0.1%Added
Addison Capital Co8,790$975.0K0.62%+112+1.3%Added
Alliance Wealth Management Group8,808$977.2K0.36%00.0%Unchanged
Towercrest Capital Management8,808$977.2K0.22%00.0%Unchanged
Bassett Hargrove Investment Counsel, LLC8,840$980.0K1.84%−129−1.4%Reduced
Burns J W & Co Inc8,844$981.0K0.18%−40−0.5%Reduced
Mendel Money Management8,845$981.4K0.56%−289−3.2%Reduced
Relative Value Partners Group, LLC8,857$982.7K0.07%+3,345+60.7%Added
SageView Advisory Group, LLC8,880$985.2K0.08%+8,880New
Westbourne Investment Advisors, Inc.8,885$986.0K0.50%−700−7.3%Reduced
Greenfield Savings Bank8,887$986.0K0.65%−10.0%Reduced
Oak Grove Capital LLC8,900$987.5K0.52%00.0%Unchanged
MTM Investment Management, LLC8,957$993.8K0.52%00.0%Unchanged
Optas, LLC9,000$998.6K0.41%+659+7.9%Added
Tiemann Investment Advisors, LLC9,006$999.2K0.59%+421+4.9%Added
Mark Stevens9,018$1.00M0.13%−464−4.9%Reduced
First Commonwealth Financial Corp9,063$1.01M0.37%−891−9.0%Reduced
Mine & Arao Wealth Creation & Management, LLC.9,097$1.01M0.75%−2,694−22.8%Reduced
Sonoma Private Wealth LLC9,174$1.02M2.25%+9,174New
Aspen Grove Capital, LLC9,153$1.02M0.47%+9,153New
Fort Point Capital Partners LLC9,185$1.02M0.18%00.0%Unchanged
Focus Financial Network, Inc.9,129$1.02M0.08%−1,482−14.0%Reduced
TCI Wealth Advisors, Inc.9,195$1.02M0.14%+74+0.8%Added
F3Logic, LLC9,210$1.02M0.21%−1,545−14.4%Reduced
Gallagher Benefit Services, Inc.9,210$1.02M0.21%+9,210New
RSM US Wealth Management LLC9,259$1.03M0.05%−64−0.7%Reduced
Aft, Forsyth & Company, Inc.9,287$1.03M0.88%+175+1.9%Added
Cape Ann Savings Bank9,332$1.04M0.76%+208+2.3%Added
Retirement Planning Co of New England, Inc.9,340$1.04M0.68%+19+0.2%Added
Domani Wealth, LLC9,357$1.04M0.26%+113+1.2%Added
Insight 2811, Inc.9,372$1.04M0.64%+1,086+13.1%Added
First Capital Advisors Group, LLC.9,375$1.04M0.71%−778−7.7%Reduced