M
Monolithic Power Systems, Inc. (MPWR)
NMS – Real Time Price. Currency in USD
1599.52
-61.58 (-3.71%)
At close: May 12, 2026, 4:00 PM EDT
1591.20
-8.32 (-0.52%)
After-hours: May 12, 2026, 7:54 PM EDT
Find any stock by ticker or company name

NMS – Real Time Price. Currency in USD
1599.52
-61.58 (-3.71%)
At close: May 12, 2026, 4:00 PM EDT
1591.20
-8.32 (-0.52%)
After-hours: May 12, 2026, 7:54 PM EDT
| Breakdown | |
|---|---|
| 3.82% | % of Shares Held by All Insider |
| 107.30% | % of Shares Held by Institutions |
| 111.55% | % of Float Held by Institutions |
| 1581 | Number of Institutions Holding Shares |
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
| Vanguard Group Inc | 6.03M | 2025-12-31 | 12.28% | $9.66B |
| Blackrock Inc. | 5.96M | 2025-12-31 | 12.14% | $9.54B |
| FMR, LLC | 3.98M | 2025-12-31 | 8.09% | $6.37B |
| State Street Corporation | 2.18M | 2025-12-31 | 4.44% | $3.49B |
| Corient Private Wealth LLC | 2.05M | 2025-12-31 | 4.17% | $2.17B |
| Price (T.Rowe) Associates Inc | 1.69M | 2025-12-31 | 3.44% | $2.71B |
| Invesco Ltd. | 1.43M | 2025-12-31 | 2.92% | $2.30B |
| Geode Capital Management, LLC | 1.38M | 2025-12-31 | 2.81% | $2.21B |
| Franklin Resources, Inc. | 1.05M | 2025-12-31 | 2.14% | $1.68B |
| NORGES BANK | 726,705 | 2025-12-31 | 1.48% | $1.16B |
| T. Rowe Price Investment Management, Inc. | 724,494 | 2025-12-31 | 1.47% | $1.16B |
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
| Fidelity Select Portfolios-Select Semiconductors Portfolio | 1.64M | 2026-03-31 | 3.35% | $2.63B |
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 1.43M | 2025-12-31 | 2.91% | $2.29B |
| VANGUARD INDEX FUNDS-Vanguard 500 Index Fund | 1.21M | 2025-12-31 | 2.46% | $1.93B |
| Invesco QQQ Trust, Series 1 | 1.05M | 2026-04-30 | 2.14% | $1.68B |
| VANGUARD INDEX FUNDS-Vanguard Mid-Cap Index Fund | 990,613 | 2025-12-31 | 2.02% | $1.59B |
| iShares Trust-iShares Semiconductor ETF | 755,408 | 2026-03-31 | 1.54% | $1.21B |
| Fidelity Securities Fund-Fidelity Blue Chip Growth Fund | 626,956 | 2026-03-31 | 1.28% | $1.00B |
| iShares Trust-iShares Core S&P 500 ETF | 625,612 | 2026-03-31 | 1.27% | $1.00B |
| Fidelity Concord Street Trust-Fidelity 500 Index Fund | 622,051 | 2026-03-31 | 1.27% | $995.80M |
| SPDR S&P 500 ETF TRUST | 582,394 | 2025-12-31 | 1.19% | $623.80M |
| SPDR S&P 500 ETF Trust | 582,394 | 2025-12-31 | 1.22% | $665.52M |
| SPDR S&P 500 ETF TRUST-State Street SPDR S&P 500 ETF Trust | 564,814 | 2026-03-31 | 1.15% | $904.18M |