MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

Yorktown Management & Research Co Inc's Holding History (CIK: 0001313559)

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

Q4 2025
Shares 650 Value ($000) $589 Avg Close $960.73 Range $831.77 - $1121.48
Q3 2025
Shares 650 Value ($000) $598 Avg Close $808.07 Range $684.50 - $934.81
Q2 2025
Shares 650 Value ($000) $475 Avg Close $633.58 Range $436.42 - $750.80
Q1 2025
Shares 650 Value ($000) $377 Avg Close $624.99 Range $550.94 - $718.03
Q4 2024
Shares 650 Value ($000) $385 Avg Close $716.72 Range $541.09 - $944.19
Q3 2024
Shares 650 Value ($000) $601 Avg Close $853.35 Range $721.11 - $948.49
Q2 2024
Shares 650 Value ($000) $534 Avg Close $712.18 Range $577.26 - $845.04
Q1 2024
Shares 650 Value ($000) $440 Avg Close $657.62 Range $552.66 - $766.48
Q4 2023
Shares 650 Value ($000) $410 Avg Close $513.84 Range $385.61 - $636.41
Q3 2023
Shares 650 Value ($000) $300 Avg Close $501.94 Range $430.22 - $584.79
Q2 2023
Shares 1,300 Value ($000) $702 Avg Close $465.29 Range $375.28 - $542.22
Q1 2023
Shares 1,300 Value ($000) $651 Avg Close $449.31 Range $331.60 - $518.64
Q4 2022
Shares 1,300 Value ($000) $460 Avg Close $350.38 Range $294.21 - $405.83
Q3 2022
Shares 1,300 Value ($000) $472 Avg Close $432.95 Range $338.72 - $526.93
Q2 2022
Shares 1,300 Value ($000) $499 Avg Close $410.37 Range $365.38 - $475.87
Q1 2022
Shares 1,300 Value ($000) $631 Avg Close $422.77 Range $340.68 - $499.27
Q4 2021
Shares 1,300 Value ($000) $641 Avg Close $500.08 Range $444.81 - $561.94
Q3 2021
Shares 1,300 Value ($000) $630 Avg Close $440.15 Range $351.70 - $504.81
Q2 2021
Shares 1,300 Value ($000) $485 Avg Close $340.03 Range $291.31 - $382.48
Q1 2021
Shares 3,000 Value ($000) $1,060 Avg Close $351.26 Range $290.78 - $392.28
Q4 2020
Shares 3,000 Value ($000) $1,099 Avg Close $308.64 Range $261.69 - $353.99
Q3 2020
Shares 3,000 Value ($000) $839 Avg Close $250.15 Range $223.49 - $273.49
Q2 2020
Shares 3,000 Value ($000) $711 Avg Close $194.18 Range $144.85 - $229.19
Q1 2020
Shares 4,700 Value ($000) $787 Avg Close $163.85 Range $124.42 - $184.64
Q4 2019
Shares 2,400 Value ($000) $427 Avg Close $152.39 Range $125.11 - $175.03