Monolithic Power Systems, Inc. (MPWR)
NASDAQ: MPWR · Real-Time Price · USD
1,532.25
+4.30 (0.28%)
Apr 22, 2026, 3:18 PM EDT - Market open
Monolithic Power Systems Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Apr 22, 2026 | 1,545.06 | 1,560.09 | 1,521.38 | 1,532.17 | - | 0.28% | 242,115 |
| Apr 21, 2026 | 1,502.26 | 1,548.17 | 1,499.60 | 1,527.95 | 1,527.95 | 2.49% | 548,352 |
| Apr 20, 2026 | 1,471.45 | 1,492.75 | 1,453.67 | 1,490.86 | 1,490.86 | 1.53% | 380,580 |
| Apr 17, 2026 | 1,437.62 | 1,479.23 | 1,420.34 | 1,468.35 | 1,468.35 | 4.67% | 633,382 |
| Apr 16, 2026 | 1,365.62 | 1,405.14 | 1,353.55 | 1,402.81 | 1,402.81 | 3.68% | 467,532 |
| Apr 15, 2026 | 1,345.72 | 1,362.25 | 1,329.46 | 1,353.00 | 1,353.00 | -0.76% | 465,706 |
| Apr 14, 2026 | 1,372.49 | 1,378.55 | 1,349.01 | 1,363.42 | 1,363.42 | -0.64% | 541,111 |
| Apr 13, 2026 | 1,336.41 | 1,377.25 | 1,332.04 | 1,372.23 | 1,372.23 | 1.36% | 393,814 |
| Apr 10, 2026 | 1,339.01 | 1,370.00 | 1,339.01 | 1,353.85 | 1,353.85 | 1.47% | 522,418 |
| Apr 9, 2026 | 1,312.94 | 1,340.11 | 1,303.94 | 1,334.21 | 1,334.21 | 1.62% | 554,838 |
| Apr 8, 2026 | 1,255.26 | 1,322.62 | 1,251.98 | 1,312.94 | 1,312.94 | 10.22% | 1,013,216 |
| Apr 7, 2026 | 1,179.21 | 1,194.73 | 1,153.17 | 1,191.22 | 1,191.22 | 0.95% | 438,885 |
| Apr 6, 2026 | 1,128.35 | 1,182.57 | 1,128.03 | 1,180.03 | 1,180.03 | 5.50% | 499,587 |
| Apr 2, 2026 | 1,071.89 | 1,125.73 | 1,071.89 | 1,118.49 | 1,118.49 | -0.09% | 344,146 |
| Apr 1, 2026 | 1,100.75 | 1,138.42 | 1,095.01 | 1,119.51 | 1,119.51 | 2.39% | 668,363 |
| Mar 31, 2026 | 1,008.38 | 1,096.16 | 1,008.38 | 1,093.35 | 1,093.35 | 9.08% | 815,456 |
| Mar 30, 2026 | 1,057.91 | 1,057.91 | 996.01 | 1,002.34 | 1,000.34 | -4.81% | 590,194 |
| Mar 27, 2026 | 1,049.26 | 1,073.36 | 1,039.04 | 1,053.01 | 1,050.91 | -0.50% | 537,311 |
| Mar 26, 2026 | 1,101.48 | 1,112.44 | 1,057.02 | 1,058.28 | 1,056.17 | -5.40% | 547,114 |
| Mar 25, 2026 | 1,116.32 | 1,127.74 | 1,101.86 | 1,118.66 | 1,116.43 | 1.55% | 308,821 |
| Mar 24, 2026 | 1,068.75 | 1,109.99 | 1,060.00 | 1,101.59 | 1,099.39 | 2.34% | 429,547 |
| Mar 23, 2026 | 1,100.00 | 1,108.88 | 1,074.85 | 1,076.35 | 1,074.20 | 0.70% | 472,924 |
| Mar 20, 2026 | 1,094.44 | 1,103.27 | 1,050.90 | 1,068.85 | 1,066.72 | -2.18% | 1,035,261 |
| Mar 19, 2026 | 1,041.46 | 1,104.10 | 1,033.94 | 1,092.69 | 1,090.51 | 1.62% | 364,888 |
| Mar 18, 2026 | 1,080.58 | 1,094.50 | 1,070.61 | 1,075.29 | 1,073.14 | 0.81% | 581,762 |
| Mar 17, 2026 | 1,069.85 | 1,085.00 | 1,060.01 | 1,066.66 | 1,064.53 | -1.00% | 336,412 |
| Mar 16, 2026 | 1,078.84 | 1,097.07 | 1,073.77 | 1,077.40 | 1,075.25 | 2.36% | 484,329 |
| Mar 13, 2026 | 1,054.17 | 1,083.93 | 1,042.85 | 1,052.59 | 1,050.49 | 1.81% | 406,195 |
| Mar 12, 2026 | 1,045.94 | 1,049.43 | 1,021.78 | 1,033.88 | 1,031.82 | -3.47% | 485,876 |
| Mar 11, 2026 | 1,059.06 | 1,078.29 | 1,053.82 | 1,071.09 | 1,068.95 | 1.45% | 332,445 |
| Mar 10, 2026 | 1,051.78 | 1,091.38 | 1,040.00 | 1,055.82 | 1,053.71 | -0.58% | 448,366 |
| Mar 9, 2026 | 1,013.05 | 1,066.02 | 988.00 | 1,062.00 | 1,059.88 | 3.80% | 913,493 |
| Mar 6, 2026 | 1,039.37 | 1,062.41 | 1,012.46 | 1,023.16 | 1,021.12 | -5.13% | 756,955 |
| Mar 5, 2026 | 1,071.49 | 1,093.06 | 1,051.79 | 1,078.44 | 1,076.29 | -1.87% | 588,295 |
| Mar 4, 2026 | 1,082.64 | 1,102.20 | 1,080.00 | 1,099.02 | 1,096.83 | 2.29% | 433,829 |
| Mar 3, 2026 | 1,108.33 | 1,130.18 | 1,068.81 | 1,074.37 | 1,072.23 | -5.97% | 820,600 |
| Mar 2, 2026 | 1,108.08 | 1,144.60 | 1,102.46 | 1,142.58 | 1,140.30 | -0.01% | 540,362 |
| Feb 27, 2026 | 1,156.07 | 1,163.38 | 1,128.60 | 1,142.74 | 1,140.46 | -3.17% | 805,468 |
| Feb 26, 2026 | 1,237.20 | 1,239.70 | 1,152.78 | 1,180.13 | 1,177.78 | -4.21% | 644,548 |
| Feb 25, 2026 | 1,226.81 | 1,256.22 | 1,220.24 | 1,231.95 | 1,229.49 | 1.51% | 435,520 |
| Feb 24, 2026 | 1,200.01 | 1,240.25 | 1,161.81 | 1,213.67 | 1,211.25 | 1.98% | 610,616 |
| Feb 23, 2026 | 1,204.44 | 1,220.00 | 1,171.42 | 1,190.06 | 1,187.69 | -1.17% | 463,260 |
| Feb 20, 2026 | 1,160.31 | 1,205.75 | 1,160.31 | 1,204.10 | 1,201.70 | 2.46% | 375,908 |
| Feb 19, 2026 | 1,170.28 | 1,175.62 | 1,152.85 | 1,175.22 | 1,172.88 | -1.10% | 302,187 |
| Feb 18, 2026 | 1,177.73 | 1,202.92 | 1,172.35 | 1,188.32 | 1,185.95 | 1.29% | 357,201 |
| Feb 17, 2026 | 1,150.15 | 1,191.35 | 1,139.63 | 1,173.18 | 1,170.84 | 0.15% | 446,781 |
| Feb 13, 2026 | 1,149.06 | 1,173.38 | 1,136.09 | 1,171.47 | 1,169.13 | 1.34% | 434,361 |
| Feb 12, 2026 | 1,206.25 | 1,225.17 | 1,151.23 | 1,155.93 | 1,153.62 | -3.41% | 726,415 |
| Feb 11, 2026 | 1,165.00 | 1,204.00 | 1,154.40 | 1,196.73 | 1,194.34 | 4.79% | 769,172 |
| Feb 10, 2026 | 1,197.26 | 1,197.26 | 1,127.34 | 1,142.02 | 1,139.74 | -5.32% | 779,568 |