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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, Q2 2022

Institutional positions in Merck & Co., Inc. as of Jun 30, 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
3,019
+101 vs. Q1 2022
Shares held
1.88B
+43.6M (+2.4%) vs. Q1 2022
Total value
$171.5B
+$20.8B (+13.8%) vs. Q1 2022
New holders
183
1,353 more added
Sold out
82
1,134 more reduced

43 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2022: 3,019 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 heldQ2 2022: $171.5B
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, Q2 2022

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q1 2022.

Institutions holding MRK in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Oppenheimer Asset Management Inc.417,221$38.0M0.64%+8,089+2.0%Added
Wesbanco Bank Inc417,415$38.1M1.68%−6,445−1.5%Reduced
Heritage Wealth Advisors421,627$38.4M2.67%+82,314+24.3%Added
Worldquant Millennium Advisors LLC422,545$38.5M1.10%+48,841+13.1%Added
Fiduciary Trust Co427,590$39.0M0.82%+1,627+0.4%Added
Illinois Municipal Retirement Fund428,742$39.1M0.92%+153,889+56.0%Added
Whittier Trust Co429,693$39.2M0.79%+1,639+0.4%Added
IFM Investors Pty Ltd430,927$39.3M0.69%+29,136+7.3%Added
Banco Bilbao Vizcaya Argentaria, S.A.436,018$39.8M0.60%+93,128+27.2%Added
Gulf International Bank (UK) Ltd432,638$40.0M0.71%+1,270+0.3%Added
Sabal Trust CO441,321$40.2M2.89%+3,183+0.7%Added
Tiaa, FSB442,734$40.4M0.16%+198,320+81.1%Added
Cambridge Investment Research Advisors, Inc.443,726$40.5M0.22%+16,344+3.8%Added
Loring Wolcott & Coolidge Fiduciary Advisors LLP443,913$40.5M0.50%−2,153−0.5%Reduced
Foundry Partners, LLC445,965$40.7M2.45%+56,070+14.4%Added
Utah Retirement Systems451,410$41.2M0.66%−800−0.2%Reduced
Fukoku Mutual Life Insurance Co455,146$41.5M3.52%00.0%Unchanged
Unigestion Holding SA457,135$41.7M2.33%+150,959+49.3%Added
MML Investors Services, LLC461,022$42.0M0.32%+78,277+20.5%Added
B. Metzler seel. Sohn & Co. AG462,443$42.2M0.69%+69,179+17.6%Added
Colony Group LLC475,459$43.3M0.75%+36,440+8.3%Added
Pinnacle Associates Ltd475,996$43.4M0.95%−23,456−4.7%Reduced
Tobam477,807$43.6M2.73%+119,071+33.2%Added
Nomura Holdings Inc473,813$43.8M0.39%+381,108+411.1%Added
Cerity Partners LLC478,527$43.8M0.52%+148,931+45.2%Added
ING Groep NV480,769$43.8M0.51%−193,263−28.7%Reduced
Trillium Asset Management, LLC482,149$43.9M1.35%+50,456+11.7%Added
CWM, LLC482,538$44.0M0.34%+17,375+3.7%Added
MEAG MUNICH ERGO, Kapitalanlagegesellschaft mbH489,006$44.6M2.66%+115,024+30.8%Added
Intech Investment Management LLC489,388$44.6M0.26%+489,388New
Susquehanna International Group, LLP489,783$44.7M0.09%−417,133−46.0%Reduced
Boston Private Wealth LLC499,672$45.6M0.70%+2,037+0.4%Added
Dearborn Partners LLC510,325$46.5M1.97%−1,663−0.3%Reduced
Magnetar Financial LLC511,284$46.6M0.54%−63,464−11.0%Reduced
CIBC Asset Management Inc526,167$48.0M0.20%−17,511−3.2%Reduced
Aristotle Atlantic Partners, LLC526,810$48.0M3.69%−500−0.1%Reduced
Varma Mutual Pension Insurance Co530,000$48.3M0.78%+105,200+24.8%Added
MUFG Americas Holdings Corp530,356$48.4M1.10%−19,935−3.6%Reduced
Banco Santander, S.A.535,786$48.8M0.65%+11,097+2.1%Added
United Capital Financial Advisers, LLC540,194$49.2M0.27%+196,993+57.4%Added
Nicholas Company, Inc.540,252$49.3M1.08%−173,405−24.3%Reduced
Impax Asset Management Group plc544,085$49.6M0.24%+63,102+13.1%Added
Manning & Napier Group, LLC545,447$49.7M0.57%−118,484−17.8%Reduced
Tekla Capital Management LLC552,122$50.3M1.98%−23,500−4.1%Reduced
Employees Retirement System of Texas552,955$50.4M0.72%+100,000+22.1%Added
Letko, Brosseau & Associates Inc553,889$50.5M0.89%−85,870−13.4%Reduced
National Bank of Canada551,929$50.6M0.27%−195,280−26.1%Reduced
Bradley Foster & Sargent Inc561,971$51.2M1.32%+1,408+0.3%Added
ProShare Advisors LLC565,116$51.5M0.17%−218,960−27.9%Reduced
E. Ohman J:or Asset Management AB565,235$51.5M2.23%−112,803−16.6%Reduced
Woodline Partners LP565,984$51.6M0.84%−303,407−34.9%Reduced
AIA Group Ltd571,162$52.1M2.80%−352,123−38.1%Reduced
Douglas Lane & Associates, LLC573,268$52.3M0.89%−6,227−1.1%Reduced
Nichols & Pratt Advisers LLP575,407$52.5M4.30%+1,539+0.3%Added
Kornitzer Capital Management Inc576,821$52.6M1.05%−4,140−0.7%Reduced
Artemis Investment Management LLP586,557$53.7M0.55%+446,598+319.1%Added
Radnor Capital Management, LLC594,357$54.2M14.82%−20,521−3.3%Reduced
D.A. Davidson & Co.597,328$54.5M0.68%−12,856−2.1%Reduced
Boston Common Asset Management, LLC601,825$54.9M2.73%−41,265−6.4%Reduced
Donaldson Capital Management, LLC608,613$55.5M2.86%−46,521−7.1%Reduced
Ardevora Asset Management LLP609,100$55.5M0.91%+609,100New
Swiss Life Asset Management Ltd618,694$56.5M0.91%+38,817+6.7%Added
Vontobel Holding Ltd.625,948$57.9M0.63%+36,253+6.1%Added
Forsta Ap-Fonden635,400$57.9M0.75%−1,800−0.3%Reduced
Blair William & Co641,728$58.5M0.26%+2,436+0.4%Added
State of Alaska, Department of Revenue645,948$58.9M0.72%+10,671+1.7%Added
Calamos Advisors LLC649,200$59.2M0.27%+17,920+2.8%Added
Amalgamated Bank654,932$59.7M0.56%−12,027−1.8%Reduced
DnB Asset Management AS657,278$59.9M0.42%−20,716−3.1%Reduced
Cacti Asset Management LLC658,993$60.1M5.76%+1,100+0.2%Added
Sound Shore Management Inc662,514$60.4M2.21%−648,082−49.4%Reduced
Birch Hill Investment Advisors LLC668,637$61.0M3.81%−11,557−1.7%Reduced
RE Advisers Corp670,104$61.1M1.73%00.0%Unchanged
Los Angeles Capital Management LLC672,168$61.3M0.30%−63,713−8.7%Reduced
Connor, Clark & Lunn Investment Management Ltd.675,716$61.6M0.37%−246,196−26.7%Reduced
American International Group, Inc.678,340$61.8M0.42%−19,244−2.8%Reduced
Abeille Asset Management SA684,524$62.4M2.21%+109,909+19.1%Added
Prio Wealth Limited Partnership685,195$62.5M2.50%−6,147−0.9%Reduced
Oregon Public Employees Retirement Fund688,998$62.8M0.95%+210,829+44.1%Added
Creative Planning691,866$63.1M0.10%+36,957+5.6%Added
Arizona State Retirement System693,473$63.2M0.61%+357+0.1%Added
Peapack Gladstone Financial Corp695,491$63.4M1.45%+12,325+1.8%Added
Penserra Capital Management LLC697,662$63.6M1.73%+381,079+120.4%Added
Kahn Brothers Group Inc699,024$63.7M8.58%+4,489+0.6%Added
USS Investment Management Ltd701,219$64.1M0.67%−115,902−14.2%Reduced
Jupiter Asset Management Ltd702,868$64.2M0.90%−131,452−15.8%Reduced
Comerica Bank698,238$64.5M0.53%−15,147−2.1%Reduced
CIBC World Markets Corp711,190$64.8M0.61%+52,956+8.0%Added
Acadian Asset Management LLC711,324$64.9M0.33%−333,166−31.9%Reduced
Financial Counselors Inc712,974$65.0M1.52%+28,486+4.2%Added
M&G Investment Management Ltd717,594$65.3M0.47%−17,201−2.3%Reduced
Empire Life Investments Inc.718,648$65.5M4.72%−67,980−8.6%Reduced
MetLife Investment Management724,734$66.1M0.51%+37,265+5.4%Added
State of Michigan Retirement System725,890$66.2M0.45%+88,900+14.0%Added
Captrust Financial Advisors721,806$66.3M0.43%+124,970+20.9%Added
Advisors Asset Management, Inc.729,138$66.5M1.22%+729,138New
United Services Automobile Association731,218$66.7M1.74%+96,943+15.3%Added
Cantor Fitzgerald, L. P.553,241$67.9M1.33%+553,241New
Assenagon Asset Management S.A.745,802$68.0M0.29%−326,773−30.5%Reduced
Compagnie Lombard Odier SCmA748,879$68.3M1.73%−10,586−1.4%Reduced