stockNASDAQ: MPWR • 28 Days Updates
Monolithic Power Systems Inc. (MPWR)
Showing Closing Date Range from Sep 29 to Oct 27, 2026.
Monolithic Power Systems (MPWR) designs integrated power management and analog semiconductors, trading among Nasdaq Stocks. Shares last closed at $1,211.89, moving -2.95% over the past week and -10.63% across 28 days. Longer term, the stock is -2.95% over 3 months, -24.93% over 6 months and +9.67% over 12 months. Semiconductor peers INTC (Intel) (-19.14%), NVDA (NVIDIA) (-4.08%), MU (Micron Technology) (-12.80%), AMD (Advanced Micro Devices) (-7.79%) and MRVL (Marvell Technology) (-7.48%) moved over the same 28-day stretch, for comparison.
Investor Relations:ir.monolithicpower.com
Price & Performance Trajectory
Monolithic Power Systems Inc.NASDAQ: MPWR
Latest Close
$1,211.89
28 Days Updates Trajectory
Showing Closing Date Range from Sep 29 to Oct 27, 2026.Loading trajectory chart...
Click metric scorecards below to toggle price, return %, range & volume curvesMPWR session performance
✓ Latest Close USD
$1,211.89
Latest session close
$-144.1vs period start
Period Return % % GAIN
-10.63%
Net period trajectory
Cumulative ReturnNormalized
High / Low Range SPREAD
$1491.64 / $1126.57
Period range envelope
$365.07channel spread
Total Volume SHARES
15.05M
Period turnover
Avg: 716.6K/dLiquidity
Historical Session Ledger
Daily open, high, low, and close prices with volume and period returns.
Historical Quotes & Breakdown(21 dates)
| Date | Close (USD) | Return % | High | Low | Volume |
|---|---|---|---|---|---|
| Oct 27, 2026 | $1211.89 | +3.82% | $1220.77 | $1173.95 | 794.9K |
| Oct 26, 2026 | $1167.27 | +2.38% | $1178.38 | $1136.00 | 846.8K |
| Oct 23, 2026 | $1140.12 | -2.38% | $1169.06 | $1126.57 | 668.6K |
| Oct 22, 2026 | $1167.93 | -8.99% | $1230.42 | $1148.47 | 1.48M |
| Oct 21, 2026 | $1283.32 | +2.77% | $1288.27 | $1260.00 | 608.6K |
| Oct 20, 2026 | $1248.74 | -0.39% | $1284.87 | $1222.29 | 508.9K |
| Oct 19, 2026 | $1253.66 | +3.53% | $1283.59 | $1236.26 | 862.1K |
| Oct 16, 2026 | $1210.86 | -3.07% | $1249.00 | $1207.20 | 832.7K |
| Oct 15, 2026 | $1249.20 | +0.49% | $1260.22 | $1195.00 | 977.5K |
| Oct 14, 2026 | $1243.11 | -5.79% | $1300.76 | $1234.36 | 1.12M |
| Oct 13, 2026 | $1319.55 | +0.02% | $1322.40 | $1283.81 | 692.5K |
| Oct 12, 2026 | $1319.23 | -4.84% | $1365.36 | $1314.52 | 807.8K |
| Oct 09, 2026 | $1386.29 | +1.20% | $1401.29 | $1351.26 | 433.5K |
| Oct 08, 2026 | $1369.80 | -3.94% | $1416.62 | $1349.39 | 826.0K |
| Oct 07, 2026 | $1425.98 | -3.24% | $1450.71 | $1412.68 | 468.5K |
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