MPWR · Monolithic Power Systems, Inc.
$1,318.62
+36.61 (+2.86%)
At close · Jul 29
Market Cap
$62.99B
Shares
49.13M
Registered funds — mutual funds, ETFs and closed-end funds — whose latest Form N-PORT portfolio report holds this stock, matched by the stock's CUSIP. Each row is one fund position with its size, value and weight in that fund.
Funds holding MPWR
1,042 fund positions| Fund | Ticker | Balance | Value | % of Fund | Side | Reported | Open |
|---|---|---|---|---|---|---|---|
| Select Semiconductors Portfolio | — | 1,700,486 | $2,663,318,178 | 5.19% | Long | 2026-05-31 | |
| VANGUARD TOTAL STOCK MARKET INDEX FUND | — | 1,469,660 | $1,606,852,761 | 0.08% | Long | 2026-03-31 | |
| VANGUARD 500 INDEX FUND | — | 1,238,003 | $1,353,570,580 | 0.10% | Long | 2026-03-31 | |
| Invesco QQQ Trust, Series 1 | QQQ | 1,034,734 | $1,131,326,419 | 0.30% | Long | 2026-03-31 | |
| VANGUARD MID-CAP INDEX FUND | — | 999,330 | $1,092,617,456 | 0.55% | Long | 2026-03-31 | |
| Fidelity Blue Chip Growth Fund | — | 625,156 | $1,009,258,098 | 1.06% | Long | 2026-04-30 | |
| Fidelity 500 Index Fund | — | 623,330 | $976,265,679 | 0.12% | Long | 2026-05-31 | |
| iShares Semiconductor ETF | — | 768,916 | $840,694,309 | 4.08% | Long | 2026-03-31 | |
| iShares Core S&P 500 ETF | — | 625,948 | $684,380,246 | 0.09% | Long | 2026-03-31 | |
| State Street(R) SPDR(R) S&P 500(R) ETF Trust | SPY | 567,446 | $620,417,084 | 0.10% | Long | 2026-03-31 | |
| VANGUARD GROWTH INDEX FUND | — | 539,974 | $590,380,573 | 0.19% | Long | 2026-03-31 | |
| MFS Mid Cap Growth Fund | — | 374,986 | $587,306,823 | 4.26% | Long | 2026-05-31 | |
| VanEck Semiconductor ETF | — | 461,706 | $504,806,255 | 1.23% | Long | 2026-03-31 | |
| VANGUARD INFORMATION TECHNOLOGY INDEX FUND | — | 404,288 | $461,996,069 | 0.36% | Long | 2026-02-28 | |
| Fidelity Advisor Semiconductors Fund | — | 283,702 | $458,011,346 | 6.59% | Long | 2026-04-30 | |
| Direxion Daily Semiconductor Bull 3X Shares | — | 256,818 | $414,609,547 | 2.45% | Long | 2026-04-30 | |
| State Street(R) Technology Select Sector SPDR(R) ETF | — | 365,270 | $399,367,955 | 0.47% | Long | 2026-03-31 | |
| First Trust Rising Dividend Achievers ETF | — | 353,372 | $386,359,276 | 1.95% | Long | 2026-03-31 | |
| VANGUARD MID-CAP GROWTH INDEX FUND | — | 351,963 | $384,818,746 | 1.32% | Long | 2026-03-31 | |
| T. Rowe Price Mid-Cap Growth Fund, Inc. | — | 343,527 | $375,595,245 | 1.67% | Long | 2026-03-31 | |
| T. Rowe Price Blue Chip Growth Fund, Inc. | — | 337,867 | $369,406,884 | 0.63% | Long | 2026-03-31 | |
| iShares MSCI USA Quality Factor ETF | — | 217,308 | $350,824,208 | 0.70% | Long | 2026-04-30 | |
| iShares Russell Mid-Cap Growth ETF | — | 310,586 | $339,579,203 | 1.82% | Long | 2026-03-31 | |
| iShares A.I. Innovation and Tech Active ETF | — | 207,589 | $335,133,757 | 2.51% | Long | 2026-04-30 | |
| VANGUARD INSTITUTIONAL INDEX FUND | — | 274,646 | $300,284,204 | 0.10% | Long | 2026-03-31 | |
| Fidelity Mid Cap Index Fund | — | 171,451 | $276,792,209 | 0.55% | Long | 2026-04-30 | |
| Franklin Dynatech Fund | — | 250,000 | $273,337,500 | 1.10% | Long | 2026-03-31 | |
| Invesco American Franchise Fund | — | 173,636 | $271,950,440 | 1.49% | Long | 2026-05-31 | |
| Invesco S&P 500 Equal Weight ETF | — | 157,414 | $254,130,736 | 0.29% | Long | 2026-04-30 | |
| Franklin Growth Fund | — | 224,831 | $245,818,974 | 1.52% | Long | 2026-03-31 | |
| Select Technology Portfolio | — | 154,178 | $241,475,125 | 0.63% | Long | 2026-05-31 | |
| Fidelity Blue Chip Growth K6 Fund | — | 148,442 | $239,646,249 | 1.22% | Long | 2026-04-30 | |
| Invesco Discovery Mid Cap Growth Fund | — | 145,142 | $234,318,696 | 3.49% | Long | 2026-04-30 | |
| BlackRock Mid-Cap Growth Equity Portfolio | — | 136,673 | $214,058,619 | 3.81% | Long | 2026-05-29 | |
| Invesco NASDAQ 100 ETF | — | 182,309 | $208,331,787 | 0.29% | Long | 2026-02-28 | |
| iShares Russell 1000 Growth ETF | — | 186,637 | $204,059,564 | 0.18% | Long | 2026-03-31 | |
| BlackRock Technology Opportunities Fund | — | 127,635 | $199,903,213 | 2.32% | Long | 2026-05-29 | |
| iShares Russell Mid-Cap ETF | — | 176,908 | $193,422,362 | 0.40% | Long | 2026-03-31 | |
| Fidelity Series Blue Chip Growth Fund | — | 110,900 | $179,038,069 | 1.01% | Long | 2026-04-30 | |
| Schwab S&P 500 Index Fund | — | 108,166 | $174,624,272 | 0.13% | Long | 2026-04-30 | |
| Schwab U.S. Large-Cap Growth ETF | — | 104,394 | $163,502,927 | 0.27% | Long | 2026-05-31 | |
| Heritage Fund | — | 100,723 | $162,608,218 | 3.03% | Long | 2026-04-30 | |
| Fidelity Contrafund | — | 145,919 | $159,540,539 | 0.10% | Long | 2026-03-31 | |
| THE HARTFORD MIDCAP FUND | — | 94,171 | $152,030,604 | 4.30% | Long | 2026-04-30 | |
| Brown Advisory Sustainable Growth Fund | — | 135,035 | $147,640,517 | 3.37% | Long | 2026-03-31 | |
| Equity Income Fund | — | 90,713 | $146,447,974 | 1.80% | Long | 2026-04-30 | |
| Fidelity Total Market Index Fund | — | 92,055 | $144,177,462 | 0.10% | Long | 2026-05-31 | |
| Fidelity Puritan Fund | — | 88,795 | $139,071,617 | 0.41% | Long | 2026-05-31 | |
| JPMorgan Mid Cap Growth Fund | — | 121,507 | $132,849,678 | 1.16% | Long | 2026-03-31 | |
| Lord Abbett Growth Leaders Fund | — | 76,196 | $123,011,584 | 1.63% | Long | 2026-04-30 |
Showing 1–50 of 1,042 positions
Key facts
CIK
1280452
CUSIP
609839105
13F (30d)
408 filings
380 filers
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