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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
Bingham Osborn & Scarborough LLC8,559$666.0K0.05%+1,018+13.5%Added
Elm Advisors, LLC8,576$667.0K0.39%00.0%Unchanged
Insight 2811, Inc.8,584$668.0K0.38%+225+2.7%Added
Crossvault Capital Management LLC8,690$668.0K0.20%+1,330+18.1%Added
Lafayette Investments, Inc.8,587$668.0K0.18%+8,587New
Allegiant Private Advisors, LLC8,650$673.0K0.11%+819+10.5%Added
Belmont Capital, LLC8,736$679.0K0.70%00.0%Unchanged
Credential Qtrade Securities Inc.8,741$679.8K0.05%+2,547+41.1%Added
Independent Solutions Wealth Management, LLC8,750$680.5K0.17%+5,169+144.3%Added
Summit X, LLC8,799$683.0K0.17%−110−1.2%Reduced
MCF Advisors LLC8,798$684.0K0.07%+2,353+36.5%Added
Echo Street Capital Management LLC8,793$684.0K0.01%+8,793New
Qtron Investments LLC8,813$685.0K0.17%00.0%Unchanged
First Pacific Financial8,806$685.0K0.38%+1,263+16.7%Added
Peoples Bank8,868$689.0K0.36%+26+0.3%Added
Acropolis Investment Management, LLC8,860$689.0K0.07%+736+9.1%Added
Ascent Wealth Partners, LLC8,860$689.0K0.13%+8,860New
Voya Financial Advisors, Inc.8,952$691.0K0.09%−53,884−85.8%Reduced
MidWestOne Financial Group, Inc.8,891$691.0K0.16%+77+0.9%Added
AAFMAA Wealth Management & Trust LLC8,898$692.0K0.32%−65−0.7%Reduced
TRUE Private Wealth Advisors8,844$693.0K0.10%−2,165−19.7%Reduced
SOA Wealth Advisors, LLC.8,950$696.0K0.18%+228+2.6%Added
Adirondack Trust Co8,943$696.0K0.35%+265+3.1%Added
DRW Securities, LLC8,951$696.0K0.09%+8,951New
Retirement Income Solutions, Inc8,977$698.0K0.24%−123−1.4%Reduced
RMR Wealth Builders8,910$699.0K0.23%−4,269−32.4%Reduced
TLWM9,012$699.0K0.25%+197+2.2%Added
Hunter Associates Investment Management LLC9,000$700.0K0.22%−21,047−70.0%Reduced
Private Capital Group, LLC8,945$701.0K0.16%+399+4.7%Added
Optimum Investment Advisors9,056$704.0K0.22%−2,016−18.2%Reduced
Frisch Financial Group, Inc.9,072$705.0K0.22%−117−1.3%Reduced
New Jersey Better Educational Savings Trust9,068$705.0K1.41%00.0%Unchanged
WNY Asset Management, LLC9,022$705.0K0.25%+650+7.8%Added
LBMC Investment Advisors, LLC9,079$706.0K0.07%+3,800+72.0%Added
Old Second National Bank of Aurora9,106$708.0K0.19%−250−2.7%Reduced
First Command Bank9,119$709.0K0.08%00.0%Unchanged
First Command Financial Services, Inc.9,119$709.0K0.08%00.0%Unchanged
Congress Park Capital LLC9,129$710.0K0.36%−124−1.3%Reduced
Vista Investment Management9,168$713.0K0.42%−199−2.1%Reduced
Domani Wealth, LLC9,195$715.0K0.14%−209−2.2%Reduced
Field & Main Bank9,235$718.0K0.46%+795+9.4%Added
IMC-Chicago, LLC25,724$718.0K0.06%+25,724New
First Fiduciary Investment Counsel, Inc.9,260$720.0K0.14%−446−4.6%Reduced
Obermeyer Wood Investment Counsel, LLLP9,256$720.0K0.04%−413−4.3%Reduced
Intrua Financial, LLC9,616$723.0K0.17%+69+0.7%Added
Monetary Management Group Inc9,354$727.0K0.22%−16,015−63.1%Reduced
Broderick Brian C9,350$727.0K0.19%−100−1.1%Reduced
Ramiah Investment Group9,405$731.4K0.52%−19−0.2%Reduced
Mathes Company, Inc.9,455$735.0K0.26%−900−8.7%Reduced
David Loasby9,453$735.0K0.10%−107−1.1%Reduced
KC Investment Advisors, LLC9,457$735.0K0.59%+725+8.3%Added
Berkeley, Inc9,474$736.8K0.53%+63+0.7%Added
Institute for Wealth Management, LLC.9,494$738.0K0.13%−9−0.1%Reduced
Machina Capital S.A.S.9,500$739.0K1.25%+9,500New
Cutter & CO Brokerage, Inc.9,526$741.0K0.17%−130−1.3%Reduced
M. Kraus & Co9,543$742.0K0.27%−25−0.3%Reduced
Tempus Wealth Planning, LLC9,537$742.0K0.49%+201+2.2%Added
Renasant Bank9,550$742.0K0.56%+2,214+30.2%Added
Visionary Wealth Advisors9,554$743.0K0.07%−346−3.5%Reduced
RNC Capital Management LLC9,594$746.0K0.04%00.0%Unchanged
Garner Asset Management Corp9,631$749.0K0.36%−170−1.7%Reduced
Tectonic Advisors LLC9,654$750.0K0.15%+1,452+17.7%Added
Balentine LLC9,676$753.0K0.03%+3,517+57.1%Added
First National Corp9,767$755.0K0.26%−930−8.7%Reduced
Capula Management Ltd9,712$755.0K0.14%+1,263+14.9%Added
Windsor Group LTD9,728$757.0K0.16%−2,773−22.2%Reduced
Sargent Investment Group, LLC9,728$757.0K0.18%−455−4.5%Reduced
Kings Point Capital Management9,740$757.0K0.07%−402−4.0%Reduced
Strategic Wealth Management Group, LLC9,745$758.0K0.28%−211−2.1%Reduced
Bassett Hargrove Investment Counsel, LLC9,748$758.0K1.13%+9,748New
Leisure Capital Management9,773$760.0K0.42%−10,759−52.4%Reduced
Wechter Feldman Wealth Management, Inc.9,773$760.0K0.53%00.0%Unchanged
Signet Financial Management, LLC9,783$761.0K0.26%−480−4.7%Reduced
Family Firm, Inc.9,782$761.0K0.21%+20+0.2%Added
Markston International LLC9,826$764.0K0.46%−64,911−86.9%Reduced
HHM Wealth Advisors, LLC9,840$765.0K0.21%+55+0.6%Added
FourThought Financial, LLC9,903$770.0K0.10%−42−0.4%Reduced
Michael B. Yongue9,932$772.0K0.56%−76−0.8%Reduced
Kerntke Otto McGlone Wealth Management Group9,982$776.0K0.31%−146−1.4%Reduced
Fruth Investment Management9,987$776.0K0.23%+127+1.3%Added
Lawson Kroeker Investment Management Inc10,000$778.0K0.25%00.0%Unchanged
Granite Investment Partners, LLC10,026$780.0K0.02%−225−2.2%Reduced
True Link Financial Advisors, LLC1,532$780.0K0.11%+182+13.5%Added
Klingman & Associates, LLC10,045$781.0K0.07%+4,434+79.0%Added
Aft, Forsyth & Company, Inc.10,056$782.0K0.42%00.0%Unchanged
Papp L Roy & Associates10,059$782.0K0.10%+866+9.4%Added
Merit Financial Group, LLC10,066$783.0K0.07%−144−1.4%Reduced
Hall Capital Management Co Inc10,101$786.0K0.51%+10,101New
Highland Private Wealth Management10,169$791.0K0.12%+304+3.1%Added
Absher Wealth Management, LLC10,190$792.0K0.14%+1,489+17.1%Added
Charles Schwab Trust Co10,245$797.0K0.16%−250−2.4%Reduced
WealthShield Partners, LLC10,253$797.0K0.12%+1,966+23.7%Added
Sage Rhino Capital LLC10,290$800.0K0.24%+153+1.5%Added
Bernardo Wealth Planning LLC10,292$800.0K0.48%+163+1.6%Added
Palumbo Wealth Management LLC10,292$800.0K0.54%+642+6.7%Added
New World Advisors LLC10,292$800.0K0.54%+10,292New
Coastal Bridge Advisors, LLC10,308$802.0K0.16%−511−4.7%Reduced
Investors Financial Group, LLC10,337$804.0K0.43%−94−0.9%Reduced
Nations Financial Group Inc,10,375$807.0K0.14%−2,764−21.0%Reduced
Capital Square, LLC10,596$809.0K0.60%−15−0.1%Reduced