MPWR Institutional Ownership
Top institutional (13F) holders of MPWR and activist (13D/G) positions, sourced from SEC EDGAR.
Institutional owners
44
Institutional value
$44.28B
Top holder
BlackRock, Inc.
Top holders
| Holder | Stake | Filed | Value |
|---|---|---|---|
| BlackRock, Inc.holding company | 11.4% | Aug 7, 2026 | $7.73B |
| FMR LLCinvestment advisor | 10.5% | Aug 13, 2026 | $7.16B |
| Vanguard Capital Managementinvestment advisor | 6.4% | Aug 13, 2026 | $4.32B |
| Vanguard Portfolio Managementinvestment advisor | 5.1% | Aug 13, 2026 | $3.46B |
| Invesco Ltd.investment advisor | 4.8% | Aug 14, 2026 | $3.24B |
| STATE STREET CORPORATIONinvestment advisor | 4.6% | Sep 22, 2026 | $3.16B |
| GEODE CAPITAL MANAGEMENT, LLCinvestment advisor | 2.4% | Aug 12, 2026 | $1.65B |
| FRANKLIN RESOURCES INCinvestment advisor | 1.7% | Aug 13, 2026 | $1.12B |
| GOLDMAN SACHS GROUP INCinvestment advisor | 1.6% | Aug 14, 2026 | $1.09B |
| Norges Bankother | 1.5% | Aug 12, 2026 | $1.04B |
| MORGAN STANLEYinvestment advisor | 1.5% | Aug 13, 2026 | $1.01B |
| BANK OF AMERICA CORP /DE/investment advisor | 1.1% | Aug 14, 2026 | $741.27M |
| ROYAL BANK OF CANADAinvestment advisor | 1.0% | Aug 14, 2026 | $673.5M |
| SUSQUEHANNA INTERNATIONAL GROUP, LLPinvestment advisor | 1.0% | Aug 14, 2026 | $673.31M |
| NORTHERN TRUST CORPinvestment advisor | 1.0% | Aug 13, 2026 | $662.83M |
| UBS Group AGinvestment advisor | 0.9% | Aug 13, 2026 | $622.72M |
| Massachusetts Financial Services Companyinvestment advisor | 0.9% | Aug 3, 2026 | $611.19M |
| JANE STREET GROUP, LLCholding company | 0.9% | Aug 14, 2026 | $582.52M |
| JPMORGAN CHASE & COinvestment advisor | 0.9% | Aug 12, 2026 | $570.99M |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INCinvestment advisor | 0.8% | Aug 14, 2026 | $537.67M |
| CITIGROUP INCinvestment advisor | 0.7% | Aug 3, 2026 | $449.66M |
| Bank of New York Mellon Corpholding company | 0.6% | Aug 6, 2026 | $402.41M |
| CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEMinvestment advisor | 0.5% | Aug 14, 2026 | $309.51M |
| CITADEL ADVISORS LLCinvestment advisor | 0.4% | Sep 1, 2026 | $305.48M |
| TWO SIGMA INVESTMENTS, LPinvestment advisor | 0.4% | Aug 14, 2026 | $270.81M |
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Source: SEC EDGAR Schedule 13D / 13G and 13F filings.