As of the latest SEC filings, MONOLITHIC POWER SYSTEMS, INC. (MPWR) is held by 990 institutional funds. The largest fund shareholder is Select Semiconductors Portfolio (FSELX), holding an estimated $1,786,979,101.58 in market value, representing 5.47% of its portfolio.
Funds holding MONOLITHIC POWER SYSTEMS, INC. (MPWR)
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- MPWR
- CIK:
- 0001280452
| Fund | Type | Manager | Weight | Market Value | Shares |
Report Date
|
Filing Date
|
|---|---|---|---|---|---|---|---|
|
FSELX
Select Semiconductors Portfolio
|
MF | Fidelity | 5.47% | $1,786,979,101.58 | 1,563,767 | Feb 28, 2026 | Apr 24, 2026 |
|
VTI
VANGUARD TOTAL STOCK MARKET INDEX FUND
|
ETF | Vanguard | 0.08% | $1,606,852,761.00 | 1,469,660 | Mar 31, 2026 | May 28, 2026 |
|
VFIAX
VANGUARD 500 INDEX FUND
|
ETF | Vanguard | 0.10% | $1,353,570,580.05 | 1,238,003 | Mar 31, 2026 | May 28, 2026 |
|
QQQ
Invesco QQQ Trust Series 1
|
ETF | Invesco | 0.30% | $1,131,326,418.90 | 1,034,734 | Mar 31, 2026 | May 28, 2026 |
|
VO
VANGUARD MID-CAP INDEX FUND
|
ETF | Vanguard | 0.55% | $1,092,617,455.50 | 999,330 | Mar 31, 2026 | May 28, 2026 |
|
FBCHX
Fidelity Blue Chip Growth Fund
|
MF | Fidelity | 1.06% | $1,009,258,097.96 | 625,156 | Apr 30, 2026 | Jun 26, 2026 |
|
SOXX
iShares Semiconductor ETF
|
ETF | BlackRock / iShares | 4.08% | $840,694,308.60 | 768,916 | Mar 31, 2026 | May 28, 2026 |
|
FXAIX
Fidelity 500 Index Fund
|
MF | Fidelity | 0.09% | $696,702,294.98 | 609,677 | Feb 28, 2026 | Apr 24, 2026 |
|
IVV
iShares Core S&P 500 ETF
|
ETF | BlackRock / iShares | 0.09% | $684,380,245.80 | 625,948 | Mar 31, 2026 | May 28, 2026 |
|
SPY
SPDR S&P 500 ETF Trust
|
ETF | State Street (SPDR) | 0.10% | $620,417,084.10 | 567,446 | Mar 31, 2026 | May 28, 2026 |
|
VIGRX
VANGUARD GROWTH INDEX FUND
|
ETF | Vanguard | 0.19% | $590,380,572.90 | 539,974 | Mar 31, 2026 | May 28, 2026 |
|
SMH
VanEck Semiconductor ETF
|
ETF | Independent / Boutique | 1.23% | $504,806,255.10 | 461,706 | Mar 31, 2026 | May 28, 2026 |
|
VITAX
VANGUARD INFORMATION TECHNOLOGY INDEX FUND
|
ETF | Vanguard | 0.36% | $461,996,069.12 | 404,288 | Feb 28, 2026 | Apr 28, 2026 |
|
FIKGX
Fidelity Advisor Semiconductors Fund
|
MF | Fidelity | 6.59% | $458,011,345.82 | 283,702 | Apr 30, 2026 | Jun 26, 2026 |
|
OTCIX
MFS Mid Cap Growth Fund
|
MF | Independent / Boutique | 3.20% | $440,769,673.62 | 385,713 | Feb 28, 2026 | Apr 22, 2026 |
|
SOXL
Direxion Daily Semiconductor Bull 3X Shares
|
ETF | Direxion | 2.45% | $414,609,547.38 | 256,818 | Apr 30, 2026 | Jun 29, 2026 |
|
XLK
State Street(R) Technology Select Sector SPDR(R) ETF
|
ETF | State Street (SPDR) | 0.47% | $399,367,954.50 | 365,270 | Mar 31, 2026 | May 28, 2026 |
|
RDVY
First Trust Rising Dividend Achievers ETF
|
ETF | First Trust | 1.95% | $386,359,276.20 | 353,372 | Mar 31, 2026 | May 21, 2026 |
|
VMGIX
VANGUARD MID-CAP GROWTH INDEX FUND
|
ETF | Vanguard | 1.32% | $384,818,746.05 | 351,963 | Mar 31, 2026 | May 28, 2026 |
|
PAMCX
T. Rowe Price Mid-Cap Growth Fund, Inc.
|
MF | T. Rowe Price | 1.67% | $375,595,245.45 | 343,527 | Mar 31, 2026 | May 28, 2026 |
|
PABGX
T. Rowe Price Blue Chip Growth Fund, Inc.
|
MF | T. Rowe Price | 0.63% | $369,406,884.45 | 337,867 | Mar 31, 2026 | May 28, 2026 |
|
QUAL
iShares MSCI USA Quality Factor ETF
|
ETF | BlackRock / iShares | 0.70% | $350,824,208.28 | 217,308 | Apr 30, 2026 | Jun 25, 2026 |
|
IWP
iShares Russell Mid-Cap Growth ETF
|
ETF | BlackRock / iShares | 1.82% | $339,579,203.10 | 310,586 | Mar 31, 2026 | May 28, 2026 |
|
BAI
iShares A.I. Innovation and Tech Active ETF
|
ETF | BlackRock / iShares | 2.51% | $335,133,757.49 | 207,589 | Apr 30, 2026 | Jun 25, 2026 |
|
VIIIX
VANGUARD INSTITUTIONAL INDEX FUND
|
MF | Vanguard | 0.10% | $300,284,204.10 | 274,646 | Mar 31, 2026 | May 28, 2026 |
Advertisement (320x50)