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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
3,188
+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
1,210 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: 3,188 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 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 20263,813$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, 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
Nicolet Bankshares Inc6,329$673.3K0.22%+986+18.5%Added
Moseley Investment Management Inc6,329$673.4K0.44%+82+1.3%Added
IFG Advisors, LLC6,337$674.2K0.27%00.0%Unchanged
Wealth Enhancement & Preservation of GA, LLC6,340$674.5K0.81%+72+1.1%Added
Paulson Wealth Management Inc.6,342$674.8K0.30%+222+3.6%Added
JNBA Financial Advisors6,373$678.0K0.09%−479−7.0%Reduced
Machina Capital S.A.S.6,379$678.7K0.60%+6,379New
TRUE Private Wealth Advisors6,386$679.4K0.10%−151−2.3%Reduced
Emerald Advisors, LLC6,409$681.8K0.18%−916−12.5%Reduced
Harvest Volatility Management LLC6,444$682.5K0.14%+1,381+27.3%Added
Capstone Investment Advisors, LLC6,428$683.9K0.02%+5,000+350.1%Added
German American Bancorp, Inc.6,445$685.7K0.10%+126+2.0%Added
Delta Investment Management, LLC6,462$687.5K0.20%+680+11.8%Added
Main Street Research LLC6,429$688.7K0.14%−316−4.7%Reduced
Family Firm, Inc.6,477$689.1K0.19%+32+0.5%Added
Single Point Partners, LLC6,482$690.0K0.15%+20.0%Added
Laurel Wealth Advisors LLC6,515$693.1K0.15%+1,872+40.3%Added
Nadler Financial Group, Inc.6,517$693.3K0.11%−193−2.9%Reduced
Monterey Private Wealth, Inc.6,527$694.4K0.36%+440+7.2%Added
Morton Capital Management LLC6,529$694.6K0.25%+4+0.1%Added
Optimum Investment Advisors6,550$696.8K0.37%−272−4.0%Reduced
Cedar Brook Financial Partners, LLC6,576$699.6K0.18%−160−2.4%Reduced
L.M. Kohn & Company6,594$701.5K0.29%+392+6.3%Added
Oxford Financial Group Ltd6,594$701.5K0.08%+117+1.8%Added
Presilium Private Wealth, LLC6,598$702.0K0.27%+598+10.0%Added
O'Rourke & Company, Inc6,599$702.0K0.53%+12+0.2%Added
LGT Fund Management Co Ltd.6,600$702.2K0.30%−20,000−75.2%Reduced
Alta Advisers Ltd6,600$702.2K0.42%00.0%Unchanged
Asset Management Group, Inc.6,631$705.5K0.16%+39+0.6%Added
Mirador Capital Partners LP6,639$706.3K0.17%−60−0.9%Reduced
Ignite Planners, LLC6,278$707.0K0.29%+476+8.2%Added
SignalPoint Asset Management, LLC6,641$707.0K0.23%00.0%Unchanged
Inceptionr LLC6,647$707.2K0.23%+6,647New
Lynch Asset Management, Inc.6,650$707.5K0.51%−500−7.0%Reduced
Millennium Capital Advisors, LLC6,664$709.0K0.63%+160+2.5%Added
Alpha Family Trust6,670$709.6K0.56%+1,115+20.1%Added
Capital Advisors Inc6,673$709.9K0.02%−949−12.5%Reduced
Keating Investment Counselors Inc6,695$712.3K0.27%−1,210−15.3%Reduced
Collective Family Office LLC6,699$712.7K0.29%+60+0.9%Added
Bangor Savings Bank6,705$713.3K0.08%+73+1.1%Added
Cortland Associates Inc6,715$714.0K0.11%+155+2.4%Added
Vigilant Capital Management, LLC6,719$715.0K0.06%−700−9.4%Reduced
RB Capital Management, LLC6,722$715.2K0.23%+288+4.5%Added
General Partner, Inc.6,493$718.1K0.63%+578+9.8%Added
Pioneer Trust Bank N A6,765$719.7K0.21%00.0%Unchanged
Cottonwood Capital Advisors, LLC6,773$720.6K0.66%−45−0.7%Reduced
Koss-Olinger Consulting, LLC6,797$723.0K0.09%−106−1.5%Reduced
MKT Advisors LLC6,463$723.3K0.54%−23−0.4%Reduced
Landmark Financial Advisors, LLC6,800$723.5K0.32%−220−3.1%Reduced
Barrett & Company, Inc.6,824$726.0K0.46%−40−0.6%Reduced
Avestar Capital, LLC6,781$726.4K0.15%+145+2.2%Added
Stewart & Patten Co LLC6,844$728.1K0.12%+315+4.8%Added
Farmers & Merchants Trust Co of Long Beach6,858$729.6K0.20%+57+0.8%Added
Atlas Private Wealth Management6,861$729.9K0.44%+228+3.4%Added
Sigma Investment Counselors Inc6,886$732.6K0.06%+9+0.1%Added
Focused Wealth Management, Inc6,899$734.0K0.15%+16+0.2%Added
BFT Financial Group, LLC6,906$734.7K0.11%+6,906New
Delta Financial Advisors LLC6,922$736.4K0.35%00.0%Unchanged
Intercontinental Wealth Advisors, LLC6,923$736.5K0.19%−425−5.8%Reduced
Vivaldi Capital Management, LLC6,929$737.2K0.22%−156−2.2%Reduced
Baldwin Investment Management, LLC6,970$741.5K0.13%+958+15.9%Added
Verition Fund Management LLC6,980$742.6K0.01%−3,050−30.4%Reduced
Michael B. Yongue6,986$743.2K0.71%−73−1.0%Reduced
Venturi Wealth Management, LLC7,056$750.7K0.06%+1,086+18.2%Added
Fenimore Asset Management Inc7,060$751.1K0.02%−545−7.2%Reduced
Bellevue Group AG7,075$752.7K0.01%+324+4.8%Added
Cross Staff Investments Inc7,085$753.8K0.75%00.0%Unchanged
Atlas Capital Advisors LLC7,087$754.0K0.12%−3,359−32.2%Reduced
LWMG, LLC7,091$754.5K0.24%−340−4.6%Reduced
Greystone Financial Group, LLC7,097$755.1K0.19%+92+1.3%Added
Waddell & Associates, LLC7,100$755.4K0.12%−172−2.4%Reduced
Investment Partners, Ltd.7,126$758.1K0.40%+1,759+32.8%Added
Compass Wealth Management LLC7,130$758.5K0.24%−50−0.7%Reduced
Marex Group plc7,135$759.1K0.10%−6,837−48.9%Reduced
Vicus Capital7,155$761.3K0.08%−23−0.3%Reduced
EHP Funds Inc.7,180$763.9K0.17%+630+9.6%Added
Grey Fox Wealth Advisors, LLC7,143$765.2K0.45%−215−2.9%Reduced
Smith & Howard Wealth Management, LLC7,207$766.7K0.26%+2,593+56.2%Added
Missouri Trust & Investment Co7,209$767.0K0.50%+384+5.6%Added
Geller Advisors LLC7,161$767.1K0.11%+548+8.3%Added
Crescent Sterling, Ltd.7,234$769.6K0.75%−33−0.5%Reduced
Summit Financial Group Inc7,254$771.8K0.31%00.0%Unchanged
Carmichael Hill & Associates, Inc.7,261$772.5K0.40%−261−3.5%Reduced
Virtus Investment Advisers, Inc.7,265$772.9K0.54%−1,231−14.5%Reduced
Hamilton Capital, LLC7,282$774.8K0.05%−2,516−25.7%Reduced
Jupiter Asset Management Ltd7,291$775.5K0.01%−359,818−98.0%Reduced
Kolinsky Wealth Management, LLC7,298$776.0K0.82%−286−3.8%Reduced
Alhambra Investment Partners LLC7,296$776.2K0.53%00.0%Unchanged
Old Port Advisors6,902$776.4K0.28%−61−0.9%Reduced
Systematic Financial Management LP7,300$776.6K0.03%00.0%Unchanged
Auto-Owners Insurance Co7,300$776.6K0.03%00.0%Unchanged
Meridian Financial Partners LLC6,764$777.0K0.88%−11,309−62.6%Reduced
Sittner & Nelson, LLC7,312$777.9K0.45%−1,097−13.0%Reduced
Redwood Financial Network Corp7,313$778.0K0.79%+19+0.3%Added
Alera Investment Advisors, LLC7,330$779.8K0.18%−524−6.7%Reduced
Groesbeck Investment Management Corp7,341$781.0K1.17%+145+2.0%Added
Gateway Wealth Partners, LLC7,349$781.9K0.12%+147+2.0%Added
AlphaQ Advisors LLC7,365$783.6K0.67%−615−7.7%Reduced
Crumly & Associates Inc.7,390$786.2K0.34%+496+7.2%Added
FSM Wealth Advisors, LLC7,393$786.6K0.46%+891+13.7%Added