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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, Q1 2023

Institutional positions in Merck & Co., Inc. as of Mar 31, 2023. 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
3,187
+15 vs. Q4 2022
Shares held
1.99B
+80.9M (+4.2%) vs. Q4 2022
Total value
$205.1B
−$6.63B (−3.1%) vs. Q4 2022
New holders
162
1,209 more added
Sold out
147
1,449 more reduced

71 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2023: 3,187 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 heldQ1 2023: $205.1B
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, Q1 2023

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q4 2022.

Institutions holding MRK in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Institutional & Family Asset Management, LLC57,108$6.08M1.01%+768+1.4%Added
Edgemoor Investment Advisors, Inc.56,952$6.06M0.74%−3,906−6.4%Reduced
Ballentine Partners, LLC56,929$6.06M0.15%+15,114+36.1%Added
Pinnacle Wealth Management Advisory Group, LLC56,742$6.04M0.82%−579−1.0%Reduced
Equitable Trust Co56,670$6.03M0.47%−1,869−3.2%Reduced
Choate Investment Advisors56,669$6.03M0.29%−240−0.4%Reduced
Harel Insurance Investments & Financial Services Ltd.56,696$6.03M0.12%−7,375−11.5%Reduced
Chesley Taft & Associates LLC56,504$6.01M0.39%+204+0.4%Added
SevenBridge Financial Group, LLC56,467$6.01M1.66%−130.0%Reduced
Cypress Capital Group56,338$5.99M0.92%−2,463−4.2%Reduced
Sector Gamma AS56,153$5.97M1.45%−143,147−71.8%Reduced
Caldwell Trust Co56,141$5.97M0.83%−1,273−2.2%Reduced
Spire Wealth Management56,044$5.96M0.23%−30,776−35.4%Reduced
Bank Ozk55,988$5.96M2.95%−1,236−2.2%Reduced
Innovis Asset Management LLC55,856$5.94M2.41%+5,114+10.1%Added
Harrell Investment Partners, LLC55,658$5.94M2.11%+2,680+5.1%Added
BLB&B Advisors, LLC55,769$5.93M0.44%−1,799−3.1%Reduced
Bridges Investment Management Inc55,537$5.91M0.21%−750−1.3%Reduced
Montgomery Investment Management Inc55,532$5.91M2.09%00.0%Unchanged
Lombard Odier Asset Management (Europe) Ltd55,501$5.90M0.31%−4,481−7.5%Reduced
Parallel Advisors, LLC55,491$5.90M0.20%+2,996+5.7%Added
Meridian Wealth Management, LLC55,444$5.90M0.51%+8,731+18.7%Added
Money Concepts Capital Corp55,145$5.90M0.33%−15,591−22.0%Reduced
Red Door Wealth Management, LLC55,334$5.89M1.85%+672+1.2%Added
Sectoral Asset Management Inc55,000$5.85M1.12%00.0%Unchanged
West Coast Financial LLC54,946$5.85M0.89%−202−0.4%Reduced
Advisors Capital Management, LLC54,927$5.84M0.15%−980−1.8%Reduced
Keebeck Wealth Management, LLC54,540$5.84M0.94%+3,746+7.4%Added
Sentry LLC54,809$5.83M1.37%+54,809New
BancorpSouth Bank54,770$5.83M0.54%−568−1.0%Reduced
Roundview Capital LLC54,728$5.82M0.61%+728+1.3%Added
Jackson Hole Capital Partners, LLC54,366$5.76M1.52%+822+1.5%Added
Venture Visionary Partners LLC54,101$5.76M0.36%−8,190−13.1%Reduced
HBK Sorce Advisory LLC53,982$5.74M0.26%−59,826−52.6%Reduced
Hallmark Capital Management Inc53,973$5.74M0.52%−2,165−3.9%Reduced
Berger Financial Group, Inc53,693$5.71M0.69%+42,873+396.2%Added
Picton Mahoney Asset Management53,620$5.70M0.29%+26,617+98.6%Added
Biltmore Family Office, LLC53,177$5.70M1.20%+8,578+19.2%Added
Baker Tilly Wealth Management, LLC53,467$5.69M0.64%+2,383+4.7%Added
Brookstone Capital Management49,422$5.68M0.11%−19,505−28.3%Reduced
Ipswich Investment Management Co., Inc.53,364$5.68M1.55%+710+1.3%Added
Boston Family Office LLC53,189$5.66M0.45%+101+0.2%Added
Globeflex Capital L P53,115$5.65M0.69%00.0%Unchanged
Marietta Wealth Management, LLC53,107$5.65M1.20%−2,357−4.2%Reduced
A. D. Beadell Investment Counsel, Inc.53,057$5.64M5.15%−1,002−1.9%Reduced
Kistler-Tiffany Companies, LLC53,038$5.64M1.07%+1,996+3.9%Added
Newman Dignan & Sheerar, Inc.52,688$5.61M1.80%−964−1.8%Reduced
Connectus Wealth, LLC52,632$5.60M0.14%−1,491−2.8%Reduced
Berkshire Bank52,590$5.60M1.66%−4,256−7.5%Reduced
Hennessy Advisors Inc52,300$5.56M0.41%−42,500−44.8%Reduced
Red Spruce Capital, LLC52,260$5.56M3.25%+847+1.6%Added
Hilton Capital Management, LLC50,098$5.56M0.73%+50,098New
Ellsworth Advisors, LLC52,108$5.54M1.95%+274+0.5%Added
Asset Dedication, LLC52,085$5.54M0.51%−1,142−2.1%Reduced
Moneta Group Investment Advisors LLC52,094$5.54M0.13%+11,717+29.0%Added
Howland Capital Management LLC51,702$5.54M0.33%−1,684−3.2%Reduced
Manchester Capital Management LLC51,933$5.53M0.72%+10,810+26.3%Added
Sepio Capital, LP51,834$5.51M0.51%−2,754−5.0%Reduced
Studio Investment Management LLC51,289$5.49M1.66%−3,398−6.2%Reduced
Fishman Jay A Ltd51,611$5.49M0.70%+350+0.7%Added
First National Bank of Mount Dora, Trust Investment Services51,444$5.47M1.66%−500−1.0%Reduced
Geneva Partners, LLC51,246$5.45M4.67%−2,114−4.0%Reduced
Savant Capital, LLC51,220$5.45M0.10%+4,981+10.8%Added
Community Bank & Trust, Waco, Texas51,083$5.43M1.73%−617−1.2%Reduced
New Hampshire Trust50,976$5.42M1.46%−5,461−9.7%Reduced
Shorepoint Capital Partners LLC50,975$5.42M1.55%−10,218−16.7%Reduced
Private Trust Co NA50,970$5.42M0.74%+5,214+11.4%Added
Value Partners Investments Inc.50,748$5.40M0.44%−21,959−30.2%Reduced
Wendell David Associates Inc50,639$5.39M0.64%00.0%Unchanged
Ritholtz Wealth Management50,607$5.38M0.27%−1,106−2.1%Reduced
Meiji Yasuda Life Insurance Co50,522$5.38M0.11%−1,905−3.6%Reduced
China Universal Asset Management Co., Ltd.50,193$5.37M1.82%−14,571−22.5%Reduced
Ostrum Asset Management50,472$5.37M0.47%+50,472New
Verdence Capital Advisors LLC50,405$5.36M0.65%−5,216−9.4%Reduced
Hanson & Doremus Investment Management50,267$5.35M1.19%−7,757−13.4%Reduced
Jarislowsky, Fraser Ltd50,105$5.33M0.03%+1,395+2.9%Added
Excalibur Management Corp49,868$5.31M2.75%−315−0.6%Reduced
M. Kulyk & Associates, LLC49,694$5.29M1.60%+2,211+4.7%Added
Endurant Capital Management LP49,573$5.27M2.71%−76,430−60.7%Reduced
Cornercap Investment Counsel Inc49,502$5.27M0.93%−1,994−3.9%Reduced
Demars Financial Group, LLC49,390$5.25M2.90%−1,352−2.7%Reduced
Bridgecreek Investment Management, LLC49,370$5.25M1.08%−1,100−2.2%Reduced
Birmingham Capital Management Co Inc49,323$5.25M2.09%−2,576−5.0%Reduced
Stratos Wealth Advisors, LLC49,260$5.24M0.40%+512+1.1%Added
Profund Advisors LLC49,105$5.22M0.32%−2,108−4.1%Reduced
Baugh & Associates, LLC48,179$5.22M3.33%−1,076−2.2%Reduced
Sandy Spring Bank48,911$5.20M0.30%−1,152−2.3%Reduced
Signaturefd, LLC48,630$5.17M0.14%+2,527+5.5%Added
Benjamin F. Edwards & Company, Inc.48,584$5.17M0.22%−477−1.0%Reduced
Sandhill Capital Partners LLC48,441$5.15M0.49%−6,416−11.7%Reduced
Comerica Securities,inc.48,017$5.14M0.37%+130.0%Added
Meridian Wealth Advisors, LLC48,289$5.14M1.29%−80.0%Reduced
Quantitative Investment Management, LLC48,177$5.13M1.08%+48,177New
Pittenger & Anderson Inc48,085$5.12M0.26%+65+0.1%Added
Warren Averett Asset Management, LLC48,073$5.11M0.27%+7,874+19.6%Added
SS&H Financial Advisors, Inc.48,067$5.11M2.34%+2,167+4.7%Added
Philadelphia Trust Co48,045$5.11M0.52%−55−0.1%Reduced
Buck Wealth Strategies, LLC47,955$5.10M2.49%+47,955New
Citizens National Bank Trust Department47,868$5.09M1.41%−2,500−5.0%Reduced
tru Independence LLC47,770$5.08M1.64%−11,355−19.2%Reduced