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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 2021

Institutional positions in Merck & Co., Inc. as of Jun 30, 2021. 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
2,684
+22 vs. Q1 2021
Shares held
1.86B
+10.7M (+0.6%) vs. Q1 2021
Total value
$144.3B
+$2.07B (+1.5%) vs. Q1 2021
New holders
136
1,285 more added
Sold out
114
961 more reduced

31 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: 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 2021: 2,684 institutions
Q1 2021: 2,693 institutionsQ2 2021: 2,684 institutionsQ3 2021: 2,658 institutionsQ4 2021: 2,910 institutionsQ1 2022: 2,962 institutionsQ2 2022: 3,020 institutionsQ3 2022: 2,997 institutionsQ4 2022: 3,244 institutionsQ1 2023: 3,188 institutionsQ2 2023: 3,262 institutionsQ3 2023: 3,222 institutionsQ4 2023: 3,444 institutionsQ1 2024: 3,547 institutionsQ2 2024: 3,558 institutionsQ3 2024: 3,502 institutionsQ4 2024: 3,619 institutionsQ1 2025: 3,460 institutionsQ2 2025: 3,338 institutionsQ3 2025: 3,320 institutionsQ4 2025: 3,675 institutionsQ1 2026: 3,813 institutionsQ2 2026: 3,855 institutions
Value heldQ2 2021: $144.3B
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 20263,813$231.9B
Q4 20253,675$206.6B
Q3 20253,320$159.8B
Q2 20253,338$155.9B
Q1 20253,460$177.7B
Q4 20243,619$196.9B
Q3 20243,502$221.8B
Q2 20243,558$242.3B
Q1 20243,547$256.9B
Q4 20233,444$211.6B
Q3 20233,222$197.7B
Q2 20233,262$222.8B
Q1 20233,188$205.1B
Q4 20223,244$212.2B
Q3 20222,997$162.7B
Q2 20223,020$171.5B
Q1 20222,962$152.1B
Q4 20212,910$142.2B
Q3 20212,658$138.8B
Q2 20212,684$144.3B
Q1 20212,693$143.2B

Institutions, Q2 2021

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q1 2021.

Institutions holding MRK in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
FineMark National Bank & Trust168,736$13.1M0.53%−1,313−0.8%Reduced
New Mexico Educational Retirement Board168,686$13.1M0.45%+9,000+5.6%Added
Suncoast Equity Management167,677$13.0M1.70%+1,007+0.6%Added
Banco Bilbao Vizcaya Argentaria, S.A.167,075$13.0M0.23%+25,973+18.4%Added
First National Bank of Omaha168,316$13.0M0.68%00.0%Unchanged
Personal Capital Advisors Corp166,628$13.0M0.07%+36,319+27.9%Added
Connors Investor Services Inc166,499$12.9M1.35%−852−0.5%Reduced
Reilly Financial Advisors, LLC165,465$12.9M1.04%+16,674+11.2%Added
Bourgeon Capital Management LLC165,087$12.8M2.76%+11,830+7.7%Added
Varma Mutual Pension Insurance Co164,800$12.8M0.19%+20,000+13.8%Added
Argent Trust Co164,787$12.8M0.84%+6,233+3.9%Added
Arnhold LLC164,115$12.8M1.45%+18,642+12.8%Added
Pictet & Cie (Europe) SA163,960$12.8M0.45%−399−0.2%Reduced
Freestone Capital Holdings, LLC163,886$12.7M0.64%+21,421+15.0%Added
Summit Global Investments163,920$12.7M0.76%−4,491−2.7%Reduced
Kovitz Investment Group Partners, LLC163,292$12.7M0.25%+45,177+38.2%Added
Parus Finance (UK) Ltd162,063$12.6M3.06%+1,304+0.8%Added
Magnetar Financial LLC160,381$12.5M0.13%−404,340−71.6%Reduced
Gabalex Capital Management LLC160,000$12.4M5.85%+10,000+6.7%Added
Pacer Advisors, Inc.158,934$12.4M0.18%+16,332+11.5%Added
Beaumont Financial Partners, LLC158,628$12.3M0.94%−1,454−0.9%Reduced
Pinebridge Investments, L.P.158,427$12.3M0.14%−119,146−42.9%Reduced
Cornerstone Advisors, LLC158,000$12.3M0.73%00.0%Unchanged
Louisiana State Employees Retirement System157,900$12.3M0.30%+1,100+0.7%Added
Skba Capital Management LLC156,150$12.1M2.38%−39,250−20.1%Reduced
Bartlett & Co. Wealth Management LLC153,826$12.1M0.23%−3,491−2.2%Reduced
Bollard Group LLC154,813$12.0M0.38%+10,386+7.2%Added
Xponance, Inc.154,510$12.0M0.22%−304,792−66.4%Reduced
People's United Financial, Inc.153,958$12.0M0.27%+3,806+2.5%Added
Bartlett & Co. LLC153,826$12.0M0.23%−3,491−2.2%Reduced
LaFleur & Godfrey LLC153,324$11.9M1.71%+31,189+25.5%Added
Parthenon LLC152,968$11.9M1.78%+940+0.6%Added
CCM Investment Advisers LLC151,740$11.8M1.51%+10,026+7.1%Added
Gradient Investments LLC151,576$11.8M0.34%+8,762+6.1%Added
Eagle Global Advisors LLC151,437$11.8M0.76%+982+0.7%Added
Middleton & Co Inc150,630$11.7M1.27%−3,781−2.4%Reduced
Nicola Wealth Management Ltd.150,041$11.7M1.20%−8,978−5.6%Reduced
Patten & Patten Inc148,048$11.5M0.88%+6,411+4.5%Added
Kentucky Retirement Systems147,445$11.5M0.54%−1,776−1.2%Reduced
Hennessy Advisors Inc146,450$11.4M0.63%+3,650+2.6%Added
Columbia Asset Management144,727$11.3M2.51%−13,563−8.6%Reduced
Mengis Capital Management, Inc.144,725$11.3M2.33%+17,456+13.7%Added
Veritable, L.P.142,977$11.1M0.18%+7,775+5.8%Added
FIL Ltd142,891$11.1M0.01%+4,218+3.0%Added
Hyman Charles D142,844$11.1M0.78%+2,554+1.8%Added
Lowe Brockenbrough & Co Inc142,781$11.1M1.00%+3,337+2.4%Added
Smith, Salley & Associates142,753$11.1M0.90%+4,684+3.4%Added
Gotham Asset Management, LLC140,711$10.9M0.46%−28,843−17.0%Reduced
Ferguson Wellman Capital Management, Inc140,554$10.9M0.36%−18,494−11.6%Reduced
Pathstone Family Office, LLC140,199$10.9M0.33%+6,937+5.2%Added
Park National Corp140,256$10.9M0.46%−21,380−13.2%Reduced
MAI Capital Management139,895$10.9M0.22%−5,880−4.0%Reduced
Tower Research Capital LLC (TRC)139,492$10.8M0.28%−200,670−59.0%Reduced
Monarch Capital Management Inc138,766$10.8M3.08%+210.0%Added
Edge Wealth Management LLC138,063$10.8M2.19%+3,134+2.3%Added
Bragg Financial Advisors, Inc138,453$10.8M0.69%+4,659+3.5%Added
GAM Holding AG137,197$10.7M0.47%−1,266−0.9%Reduced
Deroy & Devereaux Private Investment Counsel Inc136,991$10.7M0.80%+71+0.1%Added
Ar Asset Management Inc134,670$10.5M2.93%00.0%Unchanged
Kdi Capital Partners LLC134,287$10.4M3.44%−15,838−10.5%Reduced
Karpas Strategies, LLC134,053$10.4M3.70%00.0%Unchanged
Sicart Associates LLC133,141$10.4M2.48%+61,365+85.5%Added
Quantitative Investment Management, LLC131,778$10.2M0.93%+131,778New
Segall Bryant & Hamill, LLC131,085$10.2M0.10%−4,143−3.1%Reduced
Auxier Asset Management130,976$10.2M1.69%+850+0.7%Added
Eastern Bank130,623$10.2M0.50%−2,521−1.9%Reduced
B. Riley Wealth Management, Inc.130,305$10.1M1.12%−7,525−5.5%Reduced
Logan Capital Management Inc130,194$10.1M0.47%−1,843−1.4%Reduced
First Horizon Corp129,582$10.1M0.90%+519+0.4%Added
Te Ahumairangi Investment Management Ltd129,452$10.1M1.32%−13,530−9.5%Reduced
Jacobs & Co128,874$10.0M1.16%+15,617+13.8%Added
Community Bank, N.A.128,612$10.0M1.18%+3,999+3.2%Added
M&R Capital Management Inc127,865$9.94M2.28%+3,094+2.5%Added
Charter Trust Co127,716$9.93M0.92%−1,230−1.0%Reduced
Simmons Bank127,459$9.91M0.72%−7,537−5.6%Reduced
Central Trust Co126,720$9.86M0.36%−11,267−8.2%Reduced
Meiji Yasuda Asset Management Co Ltd.126,649$9.85M0.47%−3,610−2.8%Reduced
Country Club Trust Company, n.a.127,050$9.81M0.86%+6,551+5.4%Added
Congress Asset Management Co126,017$9.80M0.08%+5,137+4.2%Added
W.G. Shaheen & Associates DBA Whitney & Co125,467$9.76M1.56%+2,121+1.7%Added
Woodstock Corp125,375$9.75M1.15%−975−0.8%Reduced
Hantz Financial Services, Inc.125,239$9.74M0.36%+6,026+5.1%Added
Morgan Dempsey Capital Management LLC124,894$9.71M3.04%−4,710−3.6%Reduced
Greenwood Gearhart Inc124,881$9.71M1.57%+6,405+5.4%Added
Oxbow Advisors, LLC124,288$9.67M1.00%+4,633+3.9%Added
Massmutual Trust Co FSB124,247$9.66M0.41%+5,277+4.4%Added
Beacon Investment Advisory Services, Inc.124,236$9.66M0.39%−1,781−1.4%Reduced
Tokio Marine Asset Management Co Ltd123,723$9.62M0.88%+11,626+10.4%Added
American Assets Investment Management, LLC123,000$9.57M1.25%+10,000+8.8%Added
Majedie Asset Management Ltd122,643$9.54M0.63%+46,478+61.0%Added
Ziegler Capital Management, LLC122,475$9.53M0.32%−177,666−59.2%Reduced
Financial Partners Capital Management LLC122,276$9.51M1.75%+12,584+11.5%Added
Woodmont Investment Counsel LLC121,036$9.41M1.48%+22,008+22.2%Added
Unigestion Holding SA121,335$9.37M0.34%−226,665−65.1%Reduced
Brightworth120,243$9.35M0.80%+11,174+10.2%Added
Bizma Investimentos Ltda120,000$9.33M4.86%00.0%Unchanged
PointState Capital LP120,000$9.33M0.22%+85,000+242.9%Added
Evercore Wealth Management, LLC119,979$9.33M0.17%−6,902−5.4%Reduced
Alley Co LLC119,487$9.29M1.69%+4,446+3.9%Added
Sonora Investment Management, LLC119,361$9.28M1.21%+11,536+10.7%Added