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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
Almanack Investment Partners, LLC.4,630$492.6K0.10%−100−2.1%Reduced
Coastwise Capital Group, LLC4,637$493.3K0.56%+1,487+47.2%Added
Crown Wealth Group, LLC4,642$493.9K0.41%−303−6.1%Reduced
Rain Capital Management, LLC4,642$493.9K0.34%−127−2.7%Reduced
Advisors Preferred, LLC4,538$494.1K0.17%−922−16.9%Reduced
CWS Financial Advisors, LLC4,646$494.3K0.20%+4,646New
Harfst & Associates, Inc.4,647$494.4K0.14%−25−0.5%Reduced
Fairview Capital Investment Management, LLC4,653$495.0K0.03%+423+10.0%Added
UMA Financial Services, Inc.4,340$495.3K0.13%−31−0.7%Reduced
Private Portfolio Partners LLC4,658$495.6K0.13%−23−0.5%Reduced
Barr E S & Co4,662$496.0K0.04%−250−5.1%Reduced
Element Wealth, LLC4,663$496.1K0.37%+149+3.3%Added
Coerente Capital Management4,681$498.0K0.11%−100−2.1%Reduced
Aspen Investment Management Inc4,692$499.0K0.32%−70−1.5%Reduced
Camelot Portfolios, LLC4,693$499.3K0.35%+61+1.3%Added
Private Ocean, LLC4,730$503.2K0.07%+1,552+48.8%Added
Parisi Gray Wealth Management4,737$504.0K0.31%−74−1.5%Reduced
Meridian Investment Counsel Inc.4,746$504.9K0.19%00.0%Unchanged
Summit Wealth & Retirement Planning, Inc.4,759$506.3K0.19%+4,759New
Neumann Capital Management, LLC4,765$506.9K0.22%00.0%Unchanged
Sara-Bay Financial4,776$508.1K0.26%00.0%Unchanged
Objective Capital Management, LLC4,794$510.0K0.47%+341+7.7%Added
Farther Finance Advisors, LLC4,820$512.8K0.15%+1,827+61.0%Added
Evanson Asset Management, LLC4,821$512.9K0.05%+59+1.2%Added
Paragon Capital Management Ltd4,869$518.1K0.12%+5+0.1%Added
HGK Asset Management Inc4,875$519.0K0.16%00.0%Unchanged
MQS Management LLC4,879$519.1K0.33%+4,879New
Altshuler Shaham Ltd4,891$520.4K0.01%+4,423+945.1%Added
Veracity Capital LLC4,892$520.4K0.24%+92+1.9%Added
Cardiff Park Advisors, LLC4,896$520.9K0.07%+16+0.3%Added
First National Bank4,905$521.8K0.45%−145−2.9%Reduced
Accel Wealth Management4,914$522.8K0.21%−59−1.2%Reduced
Balboa Wealth Partners4,918$523.2K0.20%−476−8.8%Reduced
Liberty Wealth Management LLC4,940$525.5K0.11%+4,940New
Column Capital Advisors, LLC4,953$527.0K0.08%+1,156+30.4%Added
Channel Wealth LLC4,958$527.4K0.34%+4,958New
First United Bank Trust4,960$527.7K0.25%−100−2.0%Reduced
Investment Advisory Services Inc4,964$528.1K0.26%+264+5.6%Added
United Bank4,964$528.1K0.07%+15+0.3%Added
Knights of Columbus Asset Advisors LLC4,965$528.2K0.05%−980−16.5%Reduced
Hanseatic Management Services Inc4,971$529.0K1.19%+4,629+1,353.5%Added
BOS Asset Management, LLC4,982$530.0K0.44%+63+1.3%Added
SRS Capital Advisors, Inc.4,987$530.6K0.07%−18−0.4%Reduced
Childress Capital Advisors, LLC4,996$531.5K0.23%−5,440−52.1%Reduced
Eos Management, L.P.5,000$532.0K0.28%00.0%Unchanged
Latitude Advisors, LLC5,001$532.1K0.38%+83+1.7%Added
Syntegra Private Wealth Group, LLC5,007$532.7K0.09%+22+0.4%Added
Castle Rock Wealth Management, LLC4,539$532.9K0.19%+46+1.0%Added
Wealth Alliance Advisory Group, LLC5,010$533.0K0.20%−72−1.4%Reduced
Silvia McColl Wealth Management, LLC5,016$533.7K0.53%−217−4.1%Reduced
Lester Murray Antman dba SimplyRich5,021$534.0K0.20%00.0%Unchanged
Acorn Wealth Advisors, LLC5,027$534.8K0.39%−403−7.4%Reduced
InTrack Investment Management Inc4,923$535.8K0.49%−565−10.3%Reduced
Wealth Quarterback LLC5,050$537.3K0.46%+50+1.0%Added
STAR Financial Bank5,059$538.2K0.52%00.0%Unchanged
Deltec Asset Management LLC5,069$539.3K0.13%00.0%Unchanged
First International Bank & Trust5,072$539.6K0.18%−212−4.0%Reduced
Galvin, Gaustad & Stein, LLC5,075$540.0K0.05%+128+2.6%Added
Wayfinding Financial, LLC5,060$542.0K0.41%+384+8.2%Added
McDaniel Terry & Co5,106$543.0K0.06%−159−3.0%Reduced
Lesa Sroufe & Co5,100$543.0K0.55%00.0%Unchanged
O'Brien Greene & Co. Inc5,095$543.0K0.20%00.0%Unchanged
Armbruster Capital Management, Inc.5,107$543.3K0.14%00.0%Unchanged
Ssi Investment Management LLC5,116$544.3K0.04%−1,203−19.0%Reduced
Ofi Invest Asset Management57,943,292$544.6K2.82%+57,943,292New
KRS Capital Management, LLC5,124$545.2K0.61%+772+17.7%Added
Montchanin Asset Management, LLC5,133$546.0K0.69%00.0%Unchanged
Indiana Trust & Investment Management CO5,136$546.4K0.30%−332−6.1%Reduced
Arbor Trust Wealth Advisors, LLC5,106$547.0K0.36%00.0%Unchanged
RKL Wealth Management LLC5,167$549.7K0.07%−318−5.8%Reduced
Atticus Wealth Management, LLC5,168$549.9K0.21%−6,190−54.5%Reduced
Somerset Trust Co5,172$550.2K0.24%−1,029−16.6%Reduced
Beacon Capital Management, LLC5,176$550.7K0.16%−103−2.0%Reduced
Unionview, LLC5,184$551.5K0.52%−28−0.5%Reduced
MBA Advisors LLC5,205$553.7K0.34%−14−0.3%Reduced
Capital City Trust Co5,205$553.8K0.18%+381+7.9%Added
Addison Advisors LLC5,223$555.7K0.31%−272−4.9%Reduced
Ironwood Financial, llc5,228$556.2K0.16%+3+0.1%Added
Johnson Bixby & Associates, LLC5,251$558.6K0.12%00.0%Unchanged
Intrua Financial, LLC4,779$559.9K0.12%−915−16.1%Reduced
Baron Silver Stevens Financial Advisors, LLC5,269$560.6K0.15%−31−0.6%Reduced
Eagle Bay Advisors LLC5,272$560.8K0.31%−340−6.1%Reduced
Holistic Financial Partners5,274$561.1K0.44%+249+5.0%Added
Farmers Trust Co5,287$562.5K0.12%−57−1.1%Reduced
Opal Wealth Advisors, LLC5,290$562.8K0.33%+242+4.8%Added
NSI Retail Advisors, LLC5,288$563.0K0.12%00.0%Unchanged
Milestone Investment Advisors LLC5,314$565.4K0.17%+5,314New
Addison Capital Co5,316$566.0K0.43%−3,474−39.5%Reduced
Hummer Financial Advisory Services Inc5,289$566.3K0.60%−466−8.1%Reduced
Absher Wealth Management, LLC5,335$567.6K0.10%−378−6.6%Reduced
Terry L. Blaker5,340$568.1K0.05%−1,627−23.4%Reduced
Defined Wealth Management, LLC5,350$569.2K0.53%00.0%Unchanged
David R. Rahn & Associates Inc.5,361$570.4K0.29%−140−2.5%Reduced
Truepoint, Inc.5,382$572.6K0.02%+7+0.1%Added
Clarus Group, Inc.5,384$572.8K0.54%+12+0.2%Added
Davidson Trust Co5,404$574.9K0.44%+1,755+48.1%Added
Pinnacle Bancorp, Inc.5,406$575.1K0.21%+14+0.3%Added
Hollencrest Capital Management5,423$576.9K0.06%+10.0%Added
Blackston Financial Advisory Group, LLC5,420$577.0K0.43%−300−5.2%Reduced
Baystate Wealth Management LLC5,427$577.4K0.05%+383+7.6%Added