Now Live: Cboe Europe real-time data for all major European stocks.
United States
opens in 1d 8h 35m
Market closed

Pre-market opens in 1 day 3 hours 5 minutes
Main market opens in 1 day 8 hours 35 minutes

00:54
00:00
23:59

Trading Hours (Monday - Friday):

Pre-market
04:00 - 09:30
Main market
09:30 - 16:00
Post-market
16:00 - 20:00
All times are displayed in the America/New_York timezone (EDT, UTC-04:00).
Merck & Co., Inc.
0
0
0%

Holders

Fund holders

Name Date reported Shares Value % Held
VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund Mar 31, 2026 78.5M 9.2B 3.2%
VANGUARD INDEX FUNDS-Vanguard 500 Index Fund Mar 31, 2026 63.1M 7.4B 2.6%
iShares Trust-iShares Core S&P 500 ETF Apr 30, 2026 32.1M 3.8B 1.3%
Fidelity Concord Street Trust-Fidelity 500 Index Fund Apr 30, 2026 31.8M 3.7B 1.3%
SPDR S&P 500 ETF TRUST-State Street SPDR S&P 500 ETF Trust Apr 30, 2026 29.7M 3.5B 1.2%
SCHWAB STRATEGIC TRUST-Schwab US Dividend Equity ETF Feb 28, 2026 29.4M 3.5B 1.2%
VANGUARD INDEX FUNDS-Vanguard Value Index Fund Mar 31, 2026 22.9M 2.7B 0.9%
VANGUARD SPECIALIZED FUNDS-Vanguard Health Care Fund Jan 31, 2026 18.1M 2.1B 0.7%
SELECT SECTOR SPDR TRT-State Street Health Care Select Sector SPDR ETF Apr 30, 2026 18.0M 2.1B 0.7%
VANGUARD INSTITUTIONAL INDEX FUNDS-Vanguard Institutional Index Fund Mar 31, 2026 14.0M 1.6B 0.6%
Access Holders data via our API — starting from the Ultra plan (individual) and the Enterprise plan (business) and above.
Market closed

Exchange is currently closed (non-working day)
Main market opens in 1 day 8 hours 35 minutes

00:54
00:00
23:59

Trading Hours (Monday - Friday):

Main market
09:30 - 16:00
All times are displayed in the America/Santiago timezone (-04, UTC-04:00).