MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

Advisor OS, LLC's Holding History (CIK: 0001767580)

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

Q4 2025

Shares 919 Value ($000) $833 Avg Close $960.73 Range $831.77 - $1121.48

Q3 2025

Shares 1,113 Value ($000) $1,025 Avg Close $808.07 Range $684.50 - $934.81

Q2 2025

Shares 1,203 Value ($000) $880 Avg Close $633.58 Range $436.42 - $750.80

Q1 2025

Shares 1,240 Value ($000) $719 Avg Close $624.99 Range $550.94 - $718.03

Q4 2024

Shares 1,326 Value ($000) $785 Avg Close $716.72 Range $541.09 - $944.19

Q3 2024

Shares 1,769 Value ($000) $1,636 Avg Close $853.35 Range $721.11 - $948.49

Q2 2024

Shares 1,853 Value ($000) $1,522 Avg Close $712.18 Range $577.26 - $845.04

Q1 2024

Shares 1,908 Value ($000) $1,293 Avg Close $657.62 Range $552.66 - $766.48

Q4 2023

Shares 1,797 Value ($000) $1,134 Avg Close $513.84 Range $385.61 - $636.41

Q3 2023

Shares 2,308 Value ($000) $1,066 Avg Close $501.94 Range $430.22 - $584.79

Q2 2023

Shares 2,334 Value ($000) $1,261 Avg Close $465.29 Range $375.28 - $542.22

Q1 2023

Shares 2,477 Value ($000) $1,240 Avg Close $449.31 Range $331.60 - $518.64

Q4 2022

Shares 2,443 Value ($000) $864 Avg Close $350.38 Range $294.21 - $405.83

Q3 2022

Shares 2,169 Value ($000) $788 Avg Close $432.95 Range $338.72 - $526.93

Q2 2022

Shares 2,428 Value ($000) $933 Avg Close $410.37 Range $365.38 - $475.87

Q1 2022

Shares 2,552 Value ($000) $1,239 Avg Close $422.77 Range $340.68 - $499.27

Q4 2021

Shares 3,754 Value ($000) $1,851 Avg Close $500.08 Range $444.81 - $561.94

Q3 2021

Shares 3,607 Value ($000) $1,747 Avg Close $440.15 Range $351.70 - $504.81

Q2 2021

Shares 3,769 Value ($000) $1,407 Avg Close $340.03 Range $291.31 - $382.48

Q1 2021

Shares 3,159 Value ($000) $1,115 Avg Close $351.26 Range $290.78 - $392.28

Q4 2020

Shares 2,753 Value ($000) $1,008 Avg Close $308.64 Range $261.69 - $353.99

Q3 2020

Shares 2,171 Value ($000) $608 Avg Close $250.15 Range $223.49 - $273.49

Q2 2020

Shares 889 Value ($000) $211 Avg Close $194.18 Range $144.85 - $229.19

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	919	$833	$960.73	$831.77 - $1121.48
Q3 2025	1,113	$1,025	$808.07	$684.50 - $934.81
Q2 2025	1,203	$880	$633.58	$436.42 - $750.80
Q1 2025	1,240	$719	$624.99	$550.94 - $718.03
Q4 2024	1,326	$785	$716.72	$541.09 - $944.19
Q3 2024	1,769	$1,636	$853.35	$721.11 - $948.49
Q2 2024	1,853	$1,522	$712.18	$577.26 - $845.04
Q1 2024	1,908	$1,293	$657.62	$552.66 - $766.48
Q4 2023	1,797	$1,134	$513.84	$385.61 - $636.41
Q3 2023	2,308	$1,066	$501.94	$430.22 - $584.79
Q2 2023	2,334	$1,261	$465.29	$375.28 - $542.22
Q1 2023	2,477	$1,240	$449.31	$331.60 - $518.64
Q4 2022	2,443	$864	$350.38	$294.21 - $405.83
Q3 2022	2,169	$788	$432.95	$338.72 - $526.93
Q2 2022	2,428	$933	$410.37	$365.38 - $475.87
Q1 2022	2,552	$1,239	$422.77	$340.68 - $499.27
Q4 2021	3,754	$1,851	$500.08	$444.81 - $561.94
Q3 2021	3,607	$1,747	$440.15	$351.70 - $504.81
Q2 2021	3,769	$1,407	$340.03	$291.31 - $382.48
Q1 2021	3,159	$1,115	$351.26	$290.78 - $392.28
Q4 2020	2,753	$1,008	$308.64	$261.69 - $353.99
Q3 2020	2,171	$608	$250.15	$223.49 - $273.49
Q2 2020	889	$211	$194.18	$144.85 - $229.19