when did monolithic power systems go public

Monolithic Power Systems (MPWR) went public on November 19, 2004, when it opened at $7.76.

DATEOPENHIGHLOWCLOSEVOLUME
January 2026
$927.61
$1,188.66
$926.18
$1,124.15
11,534,929
December 2025
$907.19
$1,000.81
$892.88
$906.36
16,031,022
November 2025
$1,028.26
$1,038.63
$831.77
$926.60
13,392,202
October 2025
$905.84
$1,121.48
$893.38
$1,003.30
14,590,854
September 2025
$808.32
$934.81
$798.21
$919.09
10,261,970
August 2025
$737.45
$872.04
$709.01
$832.88
13,159,825
July 2025
$726.72
$776.17
$684.50
$708.79
11,661,641
June 2025
$657.63
$741.34
$651.86
$728.86
11,264,731
May 2025
$596.67
$750.80
$591.53
$658.22
15,101,481
April 2025
$571.93
$594.09
$436.42
$589.80
25,176,881
March 2025
$614.24
$647.52
$550.94
$576.76
19,277,312
February 2025
$610.20
$718.03
$591.69
$605.98
18,042,727
January 2025
$599.12
$694.24
$571.67
$632.12
17,001,698
December 2024
$561.22
$638.18
$560.19
$586.83
17,054,624
November 2024
$758.34
$788.39
$541.08
$561.80
27,484,575
October 2024
$911.86
$944.19
$726.33
$751.49
13,884,242
September 2024
$909.04
$939.24
$786.70
$914.99
11,091,030
August 2024
$832.46
$948.49
$721.11
$923.82
13,049,676
July 2024
$798.49
$881.31
$752.50
$853.06
11,787,277
June 2024
$736.54
$845.04
$699.70
$812.13
9,370,054
May 2024
$650.24
$765.81
$638.99
$725.96
11,132,671
April 2024
$668.51
$691.64
$577.26
$660.53
10,891,332
March 2024
$716.05
$766.48
$631.00
$668.51
11,446,264
February 2024
$597.90
$750.08
$585.45
$709.24
12,044,849
January 2024
$611.19
$638.28
$552.66
$593.68
9,929,392