Companies / Merck & Co., Inc.

Merck & Co., Inc.

NYSE: MRKCIK 310158Health CareRAHWAY, NJmerck.com ↗
Kenneth Frazier
Chief Executive Officer
Kenneth Frazier
Photo: Merck (www. Merck.com) · CC BY-SA 3.0 · Wikimedia Commons

Financials · FY2025

Revenue$65.01B
Net income$18.26B
Total debt$53.91B
Cash$6.85B
Diluted EPS$7.28
Shares outstanding2.47B

Ownership

2.47B shares outstanding · as of Jul 31, 2026
0.04%Insiders
Ownership
Insiders0.04%1,025,142
Institutions79.13%1,952,376,014
Public float20.82%513,770,482

% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.

Insiders 20

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Insider% of sharesShares
Davis Robert MCEOChairman, CEO & President · Director
0.02%450,351
DeLuca Richard R.EVP&Pres, Merck Animal Heallth
<0.01%160,174
Li Dean YExecutive VP & President, MRL
<0.01%92,035
Litchfield CarolineEVP & CFO
<0.01%90,192
Zachary JenniferEVP, General Counsel
<0.01%68,916
Guindo ChirfiChief Marketing Officer
<0.01%60,615
Williams David MichaelEVP,Chief Info&Digital Officer
<0.01%30,838
Romanelli JosephPresident, Human Health Int?l
<0.01%28,739
Oosthuizen Johannes JacobusPresident, U.S. Market
<0.01%21,197
Chattopadhyay SanatExe V-P & Pres. MMD
<0.01%13,880

Institutional holders 3,612

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HolderValue% of shares
BlackRock, Inc.$29.17B9.20%
Vanguard Group Inc$26.77B10.31%
State Street Corporation$15.57B4.88%
Wellington Management Group LLP$9.10B3.50%
Geode Capital Management, LLC$7.14B2.41%
Charles Schwab Investment Management Inc$5.11B1.97%
Morgan Stanley$4.73B1.82%
Fmr LLC$4.30B1.66%
Norges Bank$4.00B1.54%
JPMORGAN CHASE &amp; CO$3.07B1.18%

Activity

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InsidersInstitutions
What insiders are doing in this stock (Form 4).
DateActorActionSecurityValueShares ΔPosition afterImpact
Feb 9, 2026Zachary Jennifer
Executive
SellCommon Stock$6.77M-57K
-45.18%
68,916
<0.01% of shares
medium
Feb 9, 2026Zachary Jennifer
Executive
ExerciseCommon Stock$6.77M+57K
+82.41%
125,708
<0.01% of shares
low
Jan 26, 2026Davis Robert M
CEO
GrantCommon Stock$5.09M+47K
+10.69%
491,036
0.02% of shares
low
Feb 4, 2026Litchfield Caroline
Executive
SellCommon Stock$5.02M-42K
-31.77%
90,192
<0.01% of shares
medium
Feb 9, 2026Zachary Jennifer
Executive
SellCommon Stock$4.63M-39K
-36.04%
68,916
<0.01% of shares
medium
Feb 9, 2026Zachary Jennifer
Executive
ExerciseCommon Stock$4.63M+39K
+56.35%
107,751
<0.01% of shares
low
Feb 6, 2026DeLuca Richard R.
Executive
SellCommon Stock$4.56M-38K
-19.05%
160,174
<0.01% of shares
medium
Feb 4, 2026Davis Robert M
CEO
SellCommon Stock$3.84M-32K
-6.82%
443,602
0.02% of shares
medium

5%+ ownership events

Schedule 13D / 13G
FilerStance% of classSharesDate
Vanguard Group IncPassive13G/A—0—

Securities

via CUSIP / OpenFIGI
SymbolTypeMarketCUSIPFIGI
MRK——58933Y105—