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Monolithic Power Systems, Inc. (MPWR)

NasdaqGS - NasdaqGS Real-time price. Currency in USD
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652.59-16.74 (-2.50%)
At close: 04:00PM EDT
680.01 +27.42 (+4.20%)
After hours: 06:59PM EDT
Insider roster
Insider transactions

Major holders

Currency in USD
Breakdown
3.85%% of shares held by all insiders
94.69%% of shares held by institutions
98.48%% of float held by institutions
1,066Number of institutions holding shares

Top institutional holders

HolderSharesDate reported% outValue
Vanguard Group Inc5,464,06630 Dec 202311.24%3,565,794,977
Blackrock Inc.5,236,53030 Dec 202310.77%3,417,307,253
FMR, LLC2,528,12530 Dec 20235.20%1,649,829,161
Price (T.Rowe) Associates Inc2,192,56130 Dec 20234.51%1,430,843,441
State Street Corporation1,950,69130 Dec 20234.01%1,273,001,492
Franklin Resources, Inc.1,830,56930 Dec 20233.77%1,194,611,072
Invesco Ltd.1,262,57530 Dec 20232.60%823,943,853
JP Morgan Chase & Company1,224,76230 Dec 20232.52%799,267,466
Geode Capital Management, LLC1,096,51030 Dec 20232.26%715,571,490
Massachusetts Financial Services Co.1,056,18330 Dec 20232.17%689,254,492

Top mutual fund holders

HolderSharesDate reported% outValue
Vanguard Total Stock Market Index Fund1,430,92530 Dec 20232.94%933,807,384
Vanguard 500 Index Fund1,170,27430 Dec 20232.41%763,709,141
Vanguard Mid-Cap Index Fund1,020,08930 Dec 20232.10%665,699,907
MFS Mid Cap Growth Fund730,79628 Feb 20241.50%476,910,181
Price (T.Rowe) New Horizons Fund677,58330 Dec 20231.39%442,183,908
iShares Semiconductor ETF605,09530 Mar 20241.24%394,878,962
SPDR S&P 500 ETF Trust577,40230 Mar 20241.19%376,806,786
Fidelity 500 Index Fund574,63028 Feb 20241.18%374,997,807
Blackrock Funds-Mid-Cap Growth Equity Portfolio569,15628 Feb 20241.17%371,425,529
Fidelity Select Portfolios - Semiconductors Portfolio544,86128 Feb 20241.12%355,570,854