News + Filings Holdings
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Rafferty Asset Management, LLC
> MPWR
Date | Name | Ticker | Shares | Change | Value | Change | Price |
06/30/2023 | MONOLITHIC POWER SYSTEMS INC | MPWR | 277,600 | 64,533 | 149,967,848,000 | 43,319,292,000 | $540,230.00 |
03/31/2023 | MONOLITHIC POWER SYSTEMS INC | MPWR | 213,067 | 52,061 | 106,648,556,000 | 106,590,046,000 | $500,540.00 |
09/30/2022 | MONOLITHIC POWER SYSTEMS INC | MPWR | 161,006 | -5,376 | 58,510,000 | -5,387,000 | $363.40 |
06/30/2022 | MONOLITHIC POWER SYSTEMS INC | MPWR | 166,382 | -32,775 | 63,897,000 | -32,830,000 | $384.04 |
03/31/2022 | MONOLITHIC POWER SYSTEMS INC | MPWR | 199,157 | 36,998 | 96,727,000 | 16,729,000 | $485.68 |
12/31/2021 | MONOLITHIC POWER SYSTEMS INC | MPWR | 162,159 | 52,691 | 79,998,000 | 26,941,000 | $493.33 |
09/30/2021 | MONOLITHIC POWER SYSTEMS INC | MPWR | 109,468 | -18,189 | 53,057,000 | 7,967,000 | $484.68 |
03/31/2021 | MONOLITHIC POWER SYSTEMS INC | MPWR | 127,657 | 73,219 | 45,090,000 | 25,153,000 | $353.21 |
12/31/2020 | MONOLITHIC POWER SYSTEMS INC | MPWR | 54,438 | -168 | 19,937,000 | 4,669,000 | $366.23 |
09/30/2020 | MONOLITHIC POWER SYSTEMS INC | MPWR | 54,606 | 6,488 | 15,268,000 | 3,864,000 | $279.60 |
06/30/2020 | MONOLITHIC POWER SYSTEMS INC | MPWR | 48,118 | 33,282 | 11,404,000 | 8,920,000 | $237.00 |
03/31/2020 | MONOLITHIC POWER SYSTEMS INC | MPWR | 14,836 | -9,329 | 2,484,000 | -1,818,000 | $167.43 |
12/31/2019 | MONOLITHIC POWER SYSTEMS INC | MPWR | 24,165 | 3,359 | 4,302,000 | 1,064,000 | $178.03 |
09/30/2019 | MONOLITHIC POWER SYSTEMS INC | MPWR | 20,806 | -13,942 | 3,238,000 | -1,480,000 | $155.63 |
06/30/2019 | MONOLITHIC POWER SYSTEMS INC | MPWR | 34,748 | 2,086 | 4,718,000 | 293,000 | $135.78 |
03/31/2019 | MONOLITHIC POWER SYSTEMS INC | MPWR | 32,662 | 3,099 | 4,425,000 | 988,000 | $135.48 |
12/31/2018 | MONOLITHIC POWER SYSTEMS INC | MPWR | 29,563 | -831 | 3,437,000 | -378,000 | $116.26 |
09/30/2018 | MONOLITHIC POWER SYSTEMS INC | MPWR | 30,394 | -15,164 | 3,815,000 | -2,275,000 | $125.52 |
06/30/2018 | MONOLITHIC POWER SYSTEMS INC | MPWR | 45,558 | -305 | 6,090,000 | 780,000 | $133.68 |
03/31/2018 | MONOLITHIC POWER SYSTEMS INC | MPWR | 45,863 | 8,976 | 5,310,000 | 1,165,000 | $115.78 |
12/31/2017 | MONOLITHIC POWER SYSTEMS INC | MPWR | 36,887 | 14,818 | 4,145,000 | 1,794,000 | $112.37 |
09/30/2017 | MONOLITHIC POWER SYSTEMS INC | MPWR | 22,069 | 2,583 | 2,351,000 | 473,000 | $106.53 |
06/30/2017 | MONOLITHIC POWER SYSTEMS INC | MPWR | 19,486 | 19,486 | 1,878,000 | 1,878,000 | $96.38 |
09/30/2016 | MONOLITHIC POWER SYSTEMS INC | MPWR | 0 | -5,719 | 0 | -391,000 | |
06/30/2016 | MONOLITHIC POWER SYSTEMS INC | MPWR | 5,719 | 2,127 | 391,000 | 162,000 | $68.37 |
03/31/2016 | MONOLITHIC POWER SYSTEMS INC | MPWR | 3,592 | 3,592 | 229,000 | 229,000 | $63.75 |
12/31/2010 | MONOLITHIC POWER SYSTEMS INC | MPWR | 0 | -18,542 | 0 | -303,000 | |
09/30/2010 | MONOLITHIC POWER SYSTEMS INC | MPWR | 18,542 | -7,846 | 303,000 | -168,000 | $16.34 |
06/30/2010 | MONOLITHIC POWER SYSTEMS INC | MPWR | 26,388 | 20,592 | 471,000 | 335,000 | $17.85 |
09/30/2009 | MONOLITHIC POWER SYSTEMS INC | MPWR | 5,796 | -24,486 | 136,000 | -543,000 | $23.46 |
06/30/2009 | MONOLITHIC POWER SYSTEMS INC | MPWR | 30,282 | 30,282 | 679,000 | 679,000 | $22.42 |
03/31/2009 | MONOLITHIC POWER SYSTEMS INC | MPWR | 11,003 | 11,003 | 171,000 | 171,000 | $15.54 |
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