Skip to main content

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; 3,854 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 2026

Institutional positions in Merck & Co., Inc. as of Jun 30, 2026. 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
3,854
+96 vs. Q1 2026
Shares held
1.98B
+52.6M (+2.7%) vs. Q1 2026
Total value
$254.3B
+$23.0B (+9.9%) vs. Q1 2026
New holders
214
1,635 more added
Sold out
118
1,508 more reduced

54 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 2026: 3,854 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: 3,618 institutionsQ1 2025: 3,459 institutionsQ2 2025: 3,337 institutionsQ3 2025: 3,319 institutionsQ4 2025: 3,674 institutionsQ1 2026: 3,812 institutionsQ2 2026: 3,854 institutions
Value heldQ2 2026: $254.3B
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 20263,854$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 20243,502$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 2026

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q1 2026.

Institutions holding MRK in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
E Fund Management (Hong Kong) Co., Ltd.939$120.7K0.04%+510+118.9%Added
Kroeger Financial Partners950$122.1K0.12%+950New
Spectrum Wealth Advisory Group, LLC952$122.3K0.03%+952New
Holos Integrated Wealth LLC951$122.5K0.06%00.0%Unchanged
Proathlete Wealth Management LLC956$122.9K0.03%00.0%Unchanged
Ulland Investment Advisors, LLC957$123.0K0.09%00.0%Unchanged
Cornerstone Financial Management LLC965$124.0K0.10%+143+17.4%Added
Ogorek Anthony Joseph980$125.0K0.03%00.0%Unchanged
Cornerstone National Bank & Trust Co1,000$125.4K0.04%00.0%Unchanged
IAG Wealth Partners, LLC981$126.1K0.01%+2+0.2%Added
Signature Equity Partners, LLC1,008$129.5K0.06%−1,462−59.2%Reduced
Midway Capital Research & Management1,009$129.7K0.10%00.0%Unchanged
Principia Wealth Advisory, LLC1,013$130.2K0.07%+50+5.2%Added
McGuire Capital Advisors Inc1,025$131.7K0.07%−1,960−65.7%Reduced
Ares Financial Consulting, LLC1,030$132.4K0.09%+53+5.4%Added
Bare Financial Services, Inc1,030$132.4K0.03%−17−1.6%Reduced
Dogwood Wealth Management LLC1,030$132.4K0.05%−97−8.6%Reduced
Centerpoint Advisors, LLC1,035$133.0K0.04%00.0%Unchanged
Kemnay Advisory Services Inc.1,043$134.0K0.02%+96+10.1%Added
Comprehensive Financial Planning, Inc.1,045$134.2K0.07%+1+0.1%Added
CGC Financial Services, LLC1,045$134.3K0.03%00.0%Unchanged
Glass Jacobson Investment Advisors llc1,051$135.1K0.04%00.0%Unchanged
Robinswood Financial LLC1,059$136.1K0.04%+7+0.7%Added
Riverview Trust Co1,080$138.8K0.17%00.0%Unchanged
West Financial Advisors, LLC1,114$143.1K0.02%00.0%Unchanged
Sherman Asset Management, Inc.1,116$143.4K0.11%−592−34.7%Reduced
PlanVest Financial, Inc1,123$144.3K0.10%+2+0.2%Added
Essex Investment Management Co LLC1,132$145.5K0.02%00.0%Unchanged
Godfrey Financial Associates, Inc.1,140$146.5K0.11%+27+2.4%Added
Vision Financial Markets LLC1,186$149.3K0.13%00.0%Unchanged
Hughes Financial Services, LLC1,162$149.3K0.02%+109+10.4%Added
Dynamic Wealth Strategies, LLC1,198$153.9K0.08%−24−2.0%Reduced
ESL Trust Services, LLC1,200$154.2K0.03%00.0%Unchanged
Index Technologies Group LLC1,206$155.0K0.12%+1,206New
Cedar Mountain Advisors, LLC1,215$156.2K0.03%+297+32.4%Added
Allied Private Wealth LLC1,260$158.8K0.10%+1,260New
Ritter Daniher Financial Advisory LLC1,257$161.6K0.02%00.0%Unchanged
Creative Capital Management Investments LLC1,287$165.4K0.04%+174+15.6%Added
Plante Moran Financial Advisors, LLC1,290$165.8K0.01%−352−21.4%Reduced
Covestor Ltd1,294$166.0K0.10%−519−28.6%Reduced
Bayforest Capital Ltd1,319$169.5K0.16%+1,319New
Twin Lakes Capital Management, LLC1,328$170.7K0.07%+3+0.2%Added
Fourth Dimension Wealth, LLC1,329$170.8K0.05%+330+33.0%Added
Vermillion Wealth Management, Inc.1,359$174.7K0.04%−140−9.3%Reduced
Fountainhead AM, LLC1,376$176.8K0.13%−32−2.3%Reduced
Syntax Research, Inc.1,381$177.5K0.13%00.0%Unchanged
Tower View Investment Management & Research LLC1,391$178.8K0.08%+10+0.7%Added
Marathon Trading Investment Management LLC1,400$179.9K0.02%−521−27.1%Reduced
Blume Capital Management, Inc.1,400$179.9K0.03%00.0%Unchanged
Silver Grove Financial Group, Inc.1,425$183.1K0.10%+1,416+15,733.3%Added
Kerr Financial Planning Corp1,459$187.4K0.21%00.0%Unchanged
Financial Perspectives, Inc1,468$188.6K0.05%00.0%Unchanged
Paladin Advisory Group, LLC1,478$189.9K0.13%00.0%Unchanged
Basepoint Wealth LLC1,478$190.0K0.11%−4−0.3%Reduced
N10 Assets, LLC1,488$191.2K0.08%+1,488New
Pacifica Partners Inc.1,482$192.0K0.06%00.0%Unchanged
Aberdeen Wealth Management LLC1,500$192.7K0.09%−310−17.1%Reduced
Evergreen Private Wealth LLC1,503$193.2K0.07%00.0%Unchanged
Nalls Sherbakoff Group, LLC1,511$194.1K0.14%−341−18.4%Reduced
Provenance Wealth Advisors, LLC1,532$196.9K0.02%+1,322+629.5%Added
Viewpoint Capital Management LLC1,532$196.9K0.10%−2,012−56.8%Reduced
Ledgewood Wealth Advisors, LLC1,560$200.5K0.11%+1,560New
First Hawaiian Bank1,561$200.6K0.03%+1,561New
McMahon Financial Advisors, LLC1,564$201.0K0.03%+1,564New
Zevenbergen Capital Investments LLC1,565$201.1K0.00%+1,565New
GenTrust, LLC1,555$201.2K0.01%−6,652−81.1%Reduced
Signature Resources Capital Management, LLC1,570$201.7K0.08%+28+1.8%Added
Cardinal Strategic Wealth Guidance1,573$202.1K0.05%−130−7.6%Reduced
First Community Trust NA1,575$202.4K0.09%00.0%Unchanged
Richardson Capital Management LLC1,576$202.5K0.09%−93−5.6%Reduced
ERn Financial, LLC1,577$202.6K0.03%+1,577New
Sanders Morris Harris LLC1,578$202.8K0.12%−4,249−72.9%Reduced
PSI Advisors, LLC1,583$203.4K0.05%−235−12.9%Reduced
Cascade Investment Group, Inc.1,587$203.9K0.11%−186−10.5%Reduced
Holistic Financial Partners1,590$204.3K0.12%−1,229−43.6%Reduced
Next Capital Management LLC1,591$204.4K0.06%−148−8.5%Reduced
U S Wealth Group, LLC.1,596$205.1K0.12%+1,596New
1 North Wealth Services LLC1,597$205.2K0.07%00.0%Unchanged
Tenon Financial LLC1,598$205.3K0.07%+1,598New
High Point Wealth Management, LLC1,601$205.7K0.17%−58−3.5%Reduced
Invesco, LLC1,603$206.0K0.06%−175−9.8%Reduced
Arbor Investment Advisors, LLC1,605$206.2K0.02%+1,605New
Christian Investment Advisors, Inc.1,608$206.6K0.12%+1,608New
Bernard Wealth Management Corp.1,608$206.6K0.08%00.0%Unchanged
jvl associates llc1,609$206.8K0.06%+1,609New
Envision Financial Planning, LLC1,610$206.9K0.07%−113−6.6%Reduced
Warburton Capital Management, LLC1,611$207.0K0.08%+1,611New
Blackhawk Capital Partners LLC.1,611$207.0K0.07%+1,611New
OakTrust Wealth Advisors, LLC1,612$207.1K0.18%+1,612New
Estate Planners Group, LLC1,612$207.2K0.09%+1,612New
GGM Financials LLC1,615$207.5K0.08%+12+0.7%Added
Arcus Capital Partners, LLC1,615$207.5K0.09%+1,615New
Bearing Point Capital, LLC1,620$208.2K0.03%+1,620New
Emergent Wealth Advisors, LLC1,506$208.6K0.11%−246−14.0%Reduced
EPG Wealth Management LLC1,624$208.6K0.05%−85−5.0%Reduced
Tannin Capital LLC1,625$208.8K0.14%−248−13.2%Reduced
Advisory Solutions Group, LLC1,626$209.0K0.07%+1,626New
FPC Investment Advisory, Inc.1,642$209.4K0.10%+1,642New
AA Financial Advisors, LLC1,630$209.5K0.03%+1,630New
West Wealth Group, LLC1,633$209.8K0.03%+1,633New