MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

HighTower Advisors, LLC's Holding History (CIK: 0001462245)

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

Q4 2025

Shares 4,394 Value ($000) $3,982 Avg Close $960.73 Range $831.77 - $1121.48

Q3 2025

Shares 3,778 Value ($000) $3,479 Avg Close $808.07 Range $684.50 - $934.81

Q2 2025

Shares 4,375 Value ($000) $3,200 Avg Close $633.58 Range $436.42 - $750.80

Q1 2025

Shares 4,136 Value ($000) $2,399 Avg Close $624.99 Range $550.94 - $718.03

Q4 2024

Shares 6,206 Value ($000) $3,672 Avg Close $716.72 Range $541.09 - $944.19

Q3 2024

Shares 6,520 Value ($000) $6,090 Avg Close $853.35 Range $721.11 - $948.49

Q2 2024

Shares 9,079 Value ($000) $7,457 Avg Close $712.18 Range $577.26 - $845.04

Q1 2024

Shares 9,282 Value ($000) $6,277 Avg Close $657.62 Range $552.66 - $766.48

Q4 2023

Shares 10,082 Value ($000) $6,372 Avg Close $513.84 Range $385.61 - $636.41

Q3 2023

Shares 8,540 Value ($000) $3,923 Avg Close $501.94 Range $430.22 - $584.79

Q2 2023

Shares 9,953 Value ($000) $5,403 Avg Close $465.29 Range $375.28 - $542.22

Q1 2023

Shares 11,820 Value ($000) $6,017 Avg Close $449.31 Range $331.60 - $518.64

Q4 2022

Shares 10,400 Value ($000) $3,673 Avg Close $350.38 Range $294.21 - $405.83

Q3 2022

Shares 4,805 Value ($000) $1,742 Avg Close $432.95 Range $338.72 - $526.93

Q2 2022

Shares 4,579 Value ($000) $1,765 Avg Close $410.37 Range $365.38 - $475.87

Q1 2022

Shares 4,466 Value ($000) $2,150 Avg Close $422.77 Range $340.68 - $499.27

Q4 2021

Shares 6,716 Value ($000) $3,275 Avg Close $500.08 Range $444.81 - $561.94

Q3 2021

Shares 6,767 Value ($000) $3,269 Avg Close $440.15 Range $351.70 - $504.81

Q2 2021

Shares 4,804 Value ($000) $1,788 Avg Close $340.03 Range $291.31 - $382.48

Q1 2021

Shares 4,722 Value ($000) $1,661 Avg Close $351.26 Range $290.78 - $392.28

Q4 2020

Shares 4,819 Value ($000) $1,760 Avg Close $308.64 Range $261.69 - $353.99

Q3 2020

Shares 6,009 Value ($000) $1,684 Avg Close $250.15 Range $223.49 - $273.49

Q2 2020

Shares 6,146 Value ($000) $1,457 Avg Close $194.18 Range $144.85 - $229.19

Q1 2020

Shares 6,867 Value ($000) $1,158 Avg Close $163.85 Range $124.42 - $184.64

Q4 2019

Shares 7,211 Value ($000) $1,282 Avg Close $152.39 Range $125.11 - $175.03

Q3 2019

Shares 6,911 Value ($000) $1,076 Avg Close $142.31 Range $127.77 - $155.32

Q2 2019

Shares 7,355 Value ($000) $994 Avg Close $129.05 Range $108.95 - $152.95

Q1 2019

Shares 7,366 Value ($000) $992 Avg Close $124.16 Range $101.64 - $137.81

Q4 2018

Shares 7,458 Value ($000) $863 Avg Close $112.91 Range $96.22 - $130.06

Q3 2018

Shares 7,339 Value ($000) $932 Avg Close $131.20 Range $117.51 - $143.26

Q2 2018

Shares 6,977 Value ($000) $926 Avg Close $119.62 Range $102.58 - $133.88

Q1 2018

Shares 6,991 Value ($000) $813 Avg Close $111.03 Range $96.61 - $119.53

Q4 2017

Shares 6,654 Value ($000) $740 Avg Close $108.54 Range $98.18 - $118.56

Q3 2017

Shares 7,950 Value ($000) $843 Avg Close $94.77 Range $87.95 - $100.67

Q2 2017

Shares 6,344 Value ($000) $604 Avg Close $88.76 Range $82.13 - $96.78

Q1 2017

Shares 6,715 Value ($000) $617 Avg Close $82.35 Range $76.05 - $87.81

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	4,394	$3,982	$960.73	$831.77 - $1121.48
Q3 2025	3,778	$3,479	$808.07	$684.50 - $934.81
Q2 2025	4,375	$3,200	$633.58	$436.42 - $750.80
Q1 2025	4,136	$2,399	$624.99	$550.94 - $718.03
Q4 2024	6,206	$3,672	$716.72	$541.09 - $944.19
Q3 2024	6,520	$6,090	$853.35	$721.11 - $948.49
Q2 2024	9,079	$7,457	$712.18	$577.26 - $845.04
Q1 2024	9,282	$6,277	$657.62	$552.66 - $766.48
Q4 2023	10,082	$6,372	$513.84	$385.61 - $636.41
Q3 2023	8,540	$3,923	$501.94	$430.22 - $584.79
Q2 2023	9,953	$5,403	$465.29	$375.28 - $542.22
Q1 2023	11,820	$6,017	$449.31	$331.60 - $518.64
Q4 2022	10,400	$3,673	$350.38	$294.21 - $405.83
Q3 2022	4,805	$1,742	$432.95	$338.72 - $526.93
Q2 2022	4,579	$1,765	$410.37	$365.38 - $475.87
Q1 2022	4,466	$2,150	$422.77	$340.68 - $499.27
Q4 2021	6,716	$3,275	$500.08	$444.81 - $561.94
Q3 2021	6,767	$3,269	$440.15	$351.70 - $504.81
Q2 2021	4,804	$1,788	$340.03	$291.31 - $382.48
Q1 2021	4,722	$1,661	$351.26	$290.78 - $392.28
Q4 2020	4,819	$1,760	$308.64	$261.69 - $353.99
Q3 2020	6,009	$1,684	$250.15	$223.49 - $273.49
Q2 2020	6,146	$1,457	$194.18	$144.85 - $229.19
Q1 2020	6,867	$1,158	$163.85	$124.42 - $184.64
Q4 2019	7,211	$1,282	$152.39	$125.11 - $175.03
Q3 2019	6,911	$1,076	$142.31	$127.77 - $155.32
Q2 2019	7,355	$994	$129.05	$108.95 - $152.95
Q1 2019	7,366	$992	$124.16	$101.64 - $137.81
Q4 2018	7,458	$863	$112.91	$96.22 - $130.06
Q3 2018	7,339	$932	$131.20	$117.51 - $143.26
Q2 2018	6,977	$926	$119.62	$102.58 - $133.88
Q1 2018	6,991	$813	$111.03	$96.61 - $119.53
Q4 2017	6,654	$740	$108.54	$98.18 - $118.56
Q3 2017	7,950	$843	$94.77	$87.95 - $100.67
Q2 2017	6,344	$604	$88.76	$82.13 - $96.78
Q1 2017	6,715	$617	$82.35	$76.05 - $87.81