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Monolithic Power Systems, Inc. (MPWR)
NASDAQ: MPWR · Real-Time Price · USD
1,175.22
-13.10 (-1.10%)
At close: Feb 19, 2026, 4:00 PM EST
1,177.70
+2.48 (0.21%)
After-hours: Feb 19, 2026, 5:02 PM EST

Monolithic Power Systems Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Feb 19, 20261,170.281,175.621,152.851,175.221,175.22-1.10%301,696
Feb 18, 20261,177.731,202.921,172.351,188.321,188.321.29%346,299
Feb 17, 20261,150.151,191.351,139.631,173.181,173.180.15%446,761
Feb 13, 20261,149.061,173.381,136.091,171.471,171.471.34%434,361
Feb 12, 20261,206.251,225.171,151.231,155.931,155.93-3.41%726,415
Feb 11, 20261,165.001,204.001,154.401,196.731,196.734.79%769,172
Feb 10, 20261,197.261,197.261,127.341,142.021,142.02-5.32%779,568
Feb 9, 20261,216.001,240.901,180.221,206.181,206.18-1.92%660,941
Feb 6, 20261,250.001,250.001,169.621,229.821,229.826.39%1,557,036
Feb 5, 20261,125.601,179.001,100.001,155.991,155.991.69%820,359
Feb 4, 20261,167.501,226.301,109.001,136.831,136.83-2.40%1,263,257
Feb 3, 20261,185.011,199.761,142.711,164.831,164.83-0.72%840,260
Feb 2, 20261,110.681,182.411,100.001,173.221,173.224.37%729,334
Jan 30, 20261,153.731,188.661,113.841,124.151,124.15-4.99%1,046,263
Jan 29, 20261,165.931,185.051,120.991,183.151,183.151.84%642,902
Jan 28, 20261,110.481,171.571,109.501,161.781,161.786.05%668,070
Jan 27, 20261,094.141,110.181,088.011,095.491,095.492.56%578,936
Jan 26, 20261,062.261,077.251,051.961,068.141,068.140.41%683,704
Jan 23, 20261,077.611,087.441,050.881,063.741,063.74-1.20%402,564
Jan 22, 20261,092.641,098.931,071.941,076.671,076.670.16%409,423
Jan 21, 20261,046.841,087.811,043.891,074.931,074.933.91%601,346
Jan 20, 20261,009.511,055.001,008.501,034.491,034.490.13%662,063
Jan 16, 20261,030.001,047.991,019.491,033.171,033.172.34%547,742
Jan 15, 20261,014.061,041.951,008.051,009.541,009.542.64%537,175
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