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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
3,187
+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
1,209 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: 3,187 institutions
Q1 2021: 2,693 institutionsQ2 2021: 2,684 institutionsQ3 2021: 2,658 institutionsQ4 2021: 2,910 institutionsQ1 2022: 2,961 institutionsQ2 2022: 3,019 institutionsQ3 2022: 2,996 institutionsQ4 2022: 3,243 institutionsQ1 2023: 3,187 institutionsQ2 2023: 3,261 institutionsQ3 2023: 3,221 institutionsQ4 2023: 3,443 institutionsQ1 2024: 3,546 institutionsQ2 2024: 3,557 institutionsQ3 2024: 3,501 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: 3,855 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 20263,812$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 20243,501$221.8B
Q2 20243,557$242.3B
Q1 20243,546$256.9B
Q4 20233,443$211.6B
Q3 20233,221$197.7B
Q2 20233,261$222.8B
Q1 20233,187$205.1B
Q4 20223,243$212.2B
Q3 20222,996$162.7B
Q2 20223,019$171.5B
Q1 20222,961$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
Cypress Asset Management Inc40,901$4.35M1.50%−810−1.9%Reduced
Wealthcare Advisory Partners LLC40,916$4.35M0.19%+645+1.6%Added
Whitener Capital Management, Inc.40,945$4.36M1.82%−1,389−3.3%Reduced
Hudson Value Partners, LLC41,096$4.37M2.49%+60+0.1%Added
Hengehold Capital Management LLC41,100$4.37M0.60%−1,237−2.9%Reduced
TFC Financial Management41,133$4.38M1.13%+387+0.9%Added
Keel Point, LLC41,381$4.40M0.64%+32,767+380.4%Added
Allworth Financial LP41,415$4.41M0.04%+4,336+11.7%Added
Conning Inc.41,432$4.41M0.15%−57,728−58.2%Reduced
Global Retirement Partners, LLC37,349$4.42M0.23%+7,709+26.0%Added
Albion Financial Group41,640$4.43M0.41%−1,265−2.9%Reduced
Reynders McVeigh Capital Management, LLC41,793$4.45M0.31%−1,061−2.5%Reduced
Spinnaker Trust41,854$4.45M0.34%−185−0.4%Reduced
NEIRG Wealth Management, LLC41,941$4.46M0.77%+98+0.2%Added
Ancora Advisors, LLC41,951$4.46M0.13%+135+0.3%Added
Clear Harbor Asset Management, LLC41,987$4.47M0.46%+7,974+23.4%Added
KMG Fiduciary Partners, LLC42,008$4.47M0.64%−29,894−41.6%Reduced
Chatham Capital Group, Inc.42,020$4.47M1.00%+110+0.3%Added
HighTower Trust Services, LTA41,547$4.47M0.44%−8,814−17.5%Reduced
SlateStone Wealth, LLC42,090$4.48M0.93%+4,408+11.7%Added
Equitable Holdings, Inc.42,112$4.48M0.07%+11,535+37.7%Added
Dean Investment Associates, LLC42,130$4.48M0.72%−9,958−19.1%Reduced
SFMG, LLC42,277$4.50M0.48%+994+2.4%Added
Hilltop Holdings Inc.42,314$4.50M0.61%−734−1.7%Reduced
Beddow Capital Management Inc42,317$4.50M2.26%−611−1.4%Reduced
Bray Capital Advisors42,375$4.51M1.32%−548−1.3%Reduced
Phoenix Holdings Ltd.42,315$4.54M0.10%+19,787+87.8%Added
Strategy Asset Managers LLC42,753$4.55M1.11%+3,776+9.7%Added
Harbor Capital Advisors, Inc.42,791$4.55M1.31%+41,991+5,248.9%Added
LS Investment Advisors, LLC42,926$4.57M0.85%+12,020+38.9%Added
Ramsay, Stattman, Vela & Price, Inc.43,100$4.59M0.99%−5,055−10.5%Reduced
First Financial Bank - Trust Division43,196$4.60M0.49%−725−1.7%Reduced
Leavell Investment Management, Inc.42,924$4.60M0.33%−3,015−6.6%Reduced
Arete Wealth Advisors, LLC43,263$4.60M0.38%−677−1.5%Reduced
Ascent Group, LLC43,345$4.61M0.49%−8,780−16.8%Reduced
Black Creek Investment Management Inc.43,500$4.63M0.17%+4,500+11.5%Added
RSM US Wealth Management LLC43,667$4.65M0.16%+34,408+371.6%Added
TNF LLC40,595$4.69M2.11%−1,400−3.3%Reduced
Finer Wealth Management, Inc.44,081$4.69M3.96%+1,194+2.8%Added
Bailard, Inc.44,353$4.72M0.17%+120+0.3%Added
Tectonic Advisors LLC44,381$4.72M0.65%+7,491+20.3%Added
DF Dent & Co Inc44,382$4.72M0.07%−1,864−4.0%Reduced
Hodges Capital Management Inc.38,552$4.73M0.39%−4,847−11.2%Reduced
Semper Augustus Investments Group LLCSuperinvestorSemper Augustus44,473$4.73M1.21%00.0%Unchanged
Catalyst Capital Advisors LLC44,550$4.74M0.14%−3,050−6.4%Reduced
Carnegie Capital Asset Management, LLC44,564$4.74M0.19%−2,949−6.2%Reduced
Dorsey & Whitney Trust CO LLC44,580$4.74M0.43%+4,247+10.5%Added
Foster & Motley Inc44,587$4.74M0.39%+4,587+11.5%Added
Journey Advisory Group, LLC44,644$4.75M0.75%−718−1.6%Reduced
Trustmark National Bank Trust Department44,672$4.75M0.43%+23+0.1%Added
Chesapeake Asset Management LLC44,674$4.75M4.35%+44,674New
Lake Street Advisors Group, LLC44,855$4.77M0.29%+711+1.6%Added
Patton Albertson Miller Group, LLC44,861$4.77M0.87%+2,874+6.8%Added
Avitas Wealth Management LLC44,871$4.77M0.93%−505−1.1%Reduced
Scott & Selber, Inc.45,039$4.79M2.04%+110+0.2%Added
Monte Financial Group, LLC45,066$4.79M2.53%−7,880−14.9%Reduced
WealthTrust Axiom LLC45,187$4.81M1.64%−1,056−2.3%Reduced
Mogy Joel R Investment Counsel Inc45,237$4.81M0.43%+10.0%Added
Merit Financial Group, LLC45,239$4.81M0.18%−855−1.9%Reduced
Hendley & Co Inc45,267$4.82M2.16%−37−0.1%Reduced
Personal Cfo Solutions, LLC45,448$4.84M1.00%−948−2.0%Reduced
FWL Investment Management, LLC45,578$4.85M3.57%−2,137−4.5%Reduced
Wilbanks Smith & Thomas Asset Management LLC45,594$4.85M0.17%−1,564−3.3%Reduced
Belpointe Asset Management LLC45,595$4.85M0.26%−5,983−11.6%Reduced
J.W. Cole Advisors, Inc.45,813$4.87M0.35%+257+0.6%Added
QV Investors Inc.45,812$4.87M0.46%−2,470−5.1%Reduced
Girard Partners Ltd.45,844$4.88M0.54%−838−1.8%Reduced
Jackson Square Capital, LLC45,976$4.89M2.19%+39,119+570.5%Added
Rench Wealth Management, Inc.46,079$4.90M2.35%−13,557−22.7%Reduced
Rowland & Co Investment Counsel46,153$4.91M1.19%−245−0.5%Reduced
Dynamic Advisor Solutions LLC46,166$4.91M0.29%−924−2.0%Reduced
Cozad Asset Management Inc46,285$4.92M0.65%−1,179−2.5%Reduced
Loomis Sayles & Co L P46,449$4.94M0.01%−3,394−6.8%Reduced
Fiduciary Alliance LLC46,605$4.96M1.24%+3,168+7.3%Added
Founders Capital Management46,628$4.96M3.79%−290−0.6%Reduced
Brooks, Moore & Associates, Inc.46,655$4.96M3.56%+1,856+4.1%Added
Abbrea Capital, LLC46,417$4.97M0.84%+360+0.8%Added
Plimoth Trust Co LLC46,749$4.97M1.54%+1,107+2.4%Added
Quest Investment Management LLC46,794$4.98M0.68%+28,794+160.0%Added
Greylin Investment Mangement Inc46,910$4.99M0.91%−35−0.1%Reduced
Raab & Moskowitz Asset Management LLC46,974$5.00M1.82%−1,578−3.3%Reduced
Shelton Capital Management47,211$5.02M0.21%+36,211+329.2%Added
Chicago Trust Co NA47,294$5.03M1.26%−6,371−11.9%Reduced
Investment Management of Virginia LLC47,434$5.05M0.96%−148−0.3%Reduced
Coastline Trust Co47,587$5.06M0.75%−5,114−9.7%Reduced
tru Independence LLC47,770$5.08M1.64%−11,355−19.2%Reduced
Citizens National Bank Trust Department47,868$5.09M1.41%−2,500−5.0%Reduced
Buck Wealth Strategies, LLC47,955$5.10M2.49%+47,955New
Philadelphia Trust Co48,045$5.11M0.52%−55−0.1%Reduced
SS&H Financial Advisors, Inc.48,067$5.11M2.34%+2,167+4.7%Added
Warren Averett Asset Management, LLC48,073$5.11M0.27%+7,874+19.6%Added
Pittenger & Anderson Inc48,085$5.12M0.26%+65+0.1%Added
Quantitative Investment Management, LLC48,177$5.13M1.08%+48,177New
Meridian Wealth Advisors, LLC48,289$5.14M1.29%−80.0%Reduced
Comerica Securities,inc.48,017$5.14M0.37%+130.0%Added
Sandhill Capital Partners LLC48,441$5.15M0.49%−6,416−11.7%Reduced
Benjamin F. Edwards & Company, Inc.48,584$5.17M0.22%−477−1.0%Reduced
Signaturefd, LLC48,630$5.17M0.14%+2,527+5.5%Added
Sandy Spring Bank48,911$5.20M0.30%−1,152−2.3%Reduced
Baugh & Associates, LLC48,179$5.22M3.33%−1,076−2.2%Reduced