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Main market opens in 2 days 1 hour 23 minutes

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Trading Hours (Monday - Friday):

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1,118.48999 USD
1.02
0.09%
Last update Apr 2, 3:59 PM EDT
Market closed
Day range
1,071.89001
1,125.72998
Previous close
1,119.51001
Open
1,071.89001
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Monolithic Power Systems, Inc.
1,118.49
1.02
0.09%

Holders

Fund holders

Name Date reported Shares Value % Held
Fidelity Select Portfolios-Select Semiconductors Portfolio Feb 28, 2026 1.6M 1.8B 3.2%
VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund Dec 31, 2025 1.4M 1.6B 2.9%
VANGUARD INDEX FUNDS-Vanguard 500 Index Fund Dec 31, 2025 1.2M 1.4B 2.5%
Invesco QQQ Trust, Series 1 Jan 31, 2026 1.0M 1.2B 2.1%
VANGUARD INDEX FUNDS-Vanguard Mid-Cap Index Fund Dec 31, 2025 990.6K 1.1B 2.0%
iShares Trust-iShares Semiconductor ETF Jan 31, 2026 765.1K 856.5M 1.6%
iShares Trust-iShares Core S&P 500 ETF Jan 31, 2026 616.5K 690.2M 1.3%
Fidelity Securities Fund-Fidelity Blue Chip Growth Fund Feb 28, 2026 614.3K 687.7M 1.3%
Fidelity Concord Street Trust-Fidelity 500 Index Fund Feb 28, 2026 609.7K 682.5M 1.2%
SPDR S&P 500 ETF TRUST-State Street SPDR S&P 500 ETF Trust Jan 31, 2026 573.6K 642.2M 1.2%
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Market closed

Pre-market opens in 1 day 19 hours 52 minutes
Main market opens in 2 days 1 hour 22 minutes

08:07
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).