MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

OPPENHEIMER ASSET MANAGEMENT INC.'s Holding History (CIK: 0001269119)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 1,884 Value ($000) $1,708 Avg Close $960.73 Range $831.77 - $1121.48
Q3 2025
Shares 2,036 Value ($000) $1,874 Avg Close $808.07 Range $684.50 - $934.81
Q2 2025
Shares 2,129 Value ($000) $1,557 Avg Close $633.58 Range $436.42 - $750.80
Q1 2025
Shares 1,833 Value ($000) $1,063 Avg Close $624.99 Range $550.94 - $718.03
Q4 2024
Shares 2,046 Value ($000) $1,211 Avg Close $716.72 Range $541.09 - $944.19
Q3 2024
Shares 2,165 Value ($000) $2,002 Avg Close $853.35 Range $721.11 - $948.49
Q2 2024
Shares 3,551 Value ($000) $2,918 Avg Close $712.18 Range $577.26 - $845.04
Q1 2024
Shares 3,317 Value ($000) $2,247 Avg Close $657.62 Range $552.66 - $766.48
Q4 2023
Shares 6,262 Value ($000) $3,950 Avg Close $513.84 Range $385.61 - $636.41
Q3 2023
Shares 6,590 Value ($000) $3,045 Avg Close $501.94 Range $430.22 - $584.79
Q2 2023
Shares 6,637 Value ($000) $3,586 Avg Close $465.29 Range $375.28 - $542.22
Q1 2023
Shares 6,415 Value ($000) $3,211 Avg Close $449.31 Range $331.60 - $518.64
Q4 2022
Shares 7,398 Value ($000) $2,616 Avg Close $350.38 Range $294.21 - $405.83
Q3 2022
Shares 9,640 Value ($000) $3,503 Avg Close $432.95 Range $338.72 - $526.93
Q2 2022
Shares 10,188 Value ($000) $3,913 Avg Close $410.37 Range $365.38 - $475.87
Q1 2022
Shares 11,285 Value ($000) $5,481 Avg Close $422.77 Range $340.68 - $499.27
Q4 2021
Shares 12,130 Value ($000) $5,984 Avg Close $500.08 Range $444.81 - $561.94
Q3 2021
Shares 14,308 Value ($000) $6,935 Avg Close $440.15 Range $351.70 - $504.81
Q2 2021
Shares 15,842 Value ($000) $5,916 Avg Close $340.03 Range $291.31 - $382.48
Q1 2021
Shares 15,779 Value ($000) $5,573 Avg Close $351.26 Range $290.78 - $392.28
Q4 2020
Shares 15,684 Value ($000) $5,744 Avg Close $308.64 Range $261.69 - $353.99
Q3 2020
Shares 20,690 Value ($000) $5,784 Avg Close $250.15 Range $223.49 - $273.49
Q2 2020
Shares 21,065 Value ($000) $4,993 Avg Close $194.18 Range $144.85 - $229.19
Q1 2020
Shares 25,717 Value ($000) $4,307 Avg Close $163.85 Range $124.42 - $184.64
Q4 2019
Shares 25,510 Value ($000) $4,541 Avg Close $152.39 Range $125.11 - $175.03
Q3 2019
Shares 25,403 Value ($000) $3,954 Avg Close $142.31 Range $127.77 - $155.32
Q2 2019
Shares 25,374 Value ($000) $3,446 Avg Close $129.05 Range $108.95 - $152.95
Q1 2019
Shares 25,786 Value ($000) $3,493 Avg Close $124.16 Range $101.64 - $137.81
Q4 2018
Shares 26,068 Value ($000) $3,031 Avg Close $112.91 Range $96.22 - $130.06
Q3 2018
Shares 27,127 Value ($000) $3,406 Avg Close $131.20 Range $117.51 - $143.26
Q2 2018
Shares 26,446 Value ($000) $3,535 Avg Close $119.62 Range $102.58 - $133.88
Q1 2018
Shares 26,420 Value ($000) $3,059 Avg Close $111.03 Range $96.61 - $119.53
Q4 2017
Shares 37,330 Value ($000) $3,978 Avg Close $108.54 Range $98.18 - $118.56
Q3 2017
Shares 37,330 Value ($000) $3,978 Avg Close $94.77 Range $87.95 - $100.67
Q2 2017
Shares 37,049 Value ($000) $3,571 Avg Close $88.76 Range $82.13 - $96.78
Q1 2017
Shares 36,625 Value ($000) $3,373 Avg Close $82.35 Range $76.05 - $87.81