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Monolithic Power Systems, Inc. (MPWR)
NASDAQ: MPWR · Real-Time Price · USD
1,183.15
+21.37 (1.84%)
At close: Jan 29, 2026, 4:00 PM EST
1,176.01
-7.14 (-0.60%)
After-hours: Jan 29, 2026, 7:58 PM EST

Monolithic Power Systems Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Jan 29, 20261,165.931,185.051,120.991,183.151,183.151.84%641,692
Jan 28, 20261,110.481,171.571,109.501,161.781,161.786.05%667,101
Jan 27, 20261,094.141,110.181,088.011,095.491,095.492.56%574,902
Jan 26, 20261,062.261,077.251,051.961,068.141,068.140.41%683,244
Jan 23, 20261,077.611,087.441,050.881,063.741,063.74-1.20%402,269
Jan 22, 20261,092.641,098.931,071.941,076.671,076.670.16%408,333
Jan 21, 20261,046.841,087.811,043.891,074.931,074.933.91%600,881
Jan 20, 20261,009.511,055.001,008.501,034.491,034.490.13%659,688
Jan 16, 20261,030.001,047.991,019.491,033.171,033.172.34%544,962
Jan 15, 20261,014.061,041.951,008.051,009.541,009.542.64%536,992
Jan 14, 2026980.55998.65964.11983.60983.600.03%420,943
Jan 13, 2026976.541,004.74970.74983.28983.281.67%342,180
Jan 12, 2026946.46970.99944.00967.16967.160.85%350,410
Jan 9, 2026965.00975.63950.41958.97958.97-0.01%529,471
Jan 8, 2026947.67960.37941.10959.09959.09-457,353
Jan 7, 2026990.28998.59936.74959.08959.08-4.61%727,196
Jan 6, 2026969.791,009.59967.361,005.381,005.385.27%659,104
Jan 5, 2026946.16966.06938.24955.03955.032.00%649,149
Jan 2, 2026927.61957.10926.18936.31936.313.30%618,935
Dec 31, 2025926.36928.07906.33906.36906.36-1.90%381,933
Dec 30, 2025929.39935.16923.12923.91922.35-0.66%288,335
Dec 29, 2025938.00949.29928.90930.04928.47-1.72%446,386
Dec 26, 2025960.44960.44944.62946.32944.72-0.73%221,593
Dec 24, 2025954.75958.08947.05953.25951.641.03%191,715
Dec 23, 2025939.88946.51935.83943.55941.96-0.17%355,430
Dec 22, 2025976.05976.05937.10945.16943.560.86%569,176
Dec 19, 2025941.89966.33937.11937.11935.530.82%5,577,195
Dec 18, 2025936.41951.63922.88929.48927.911.89%731,426
Dec 17, 2025959.61966.14909.00912.25910.71-4.11%855,814
Dec 16, 2025947.81968.84942.00951.36949.750.21%576,956
Dec 15, 2025960.80975.00946.45949.40947.800.31%690,903
Dec 12, 2025980.00988.10941.37946.51944.91-3.56%781,916
Dec 11, 2025967.62987.59950.55981.48979.820.25%590,872
Dec 10, 2025968.54989.25962.95979.02977.371.67%446,734
Dec 9, 2025978.54988.05957.39962.95961.32-2.10%440,423
Dec 8, 2025976.031,002.50974.46983.58981.922.11%444,838
Dec 5, 2025964.25971.12954.39963.28961.651.11%348,120
Dec 4, 2025950.10959.38931.98952.74951.13-0.55%479,087
Dec 3, 2025954.31962.22933.82958.02956.400.61%464,203
Dec 2, 2025938.65963.91931.60952.18950.572.57%603,031
Dec 1, 2025908.72937.69894.39928.35926.780.02%544,978
Nov 28, 2025919.06930.40910.03928.17926.600.35%357,467
Nov 26, 2025920.19931.78914.34924.95923.391.80%603,712
Nov 25, 2025883.69913.26864.45908.61907.081.75%559,769
Nov 24, 2025887.69903.63881.89892.97891.462.36%1,145,218
Nov 21, 2025864.16883.79833.18872.35870.881.77%763,005
Nov 20, 2025908.62917.44852.69857.19855.74-3.10%1,053,094
Nov 19, 2025866.16890.84859.97884.65883.163.23%843,342
Nov 18, 2025887.22894.51852.04856.96855.51-4.46%878,728
Nov 17, 2025914.29924.00879.42897.01895.50-2.52%484,222