MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q3 2025

Shares 132,145 Value ($000) $121,658 Avg Close $808.07 Range $684.50 - $934.81

Q1 2025

Shares 18,161 Value ($000) $10,533 Avg Close $624.99 Range $550.94 - $718.03

Q4 2024

Shares 104,728 Value ($000) $61,968 Avg Close $716.72 Range $541.09 - $944.19

Q2 2024

Shares 3,764 Value ($000) $3,093 Avg Close $712.18 Range $577.26 - $845.04

Q1 2024

Shares 32,343 Value ($000) $21,910 Avg Close $657.62 Range $552.66 - $766.48

Q4 2023

Shares 14,391 Value ($000) $9,078 Avg Close $513.84 Range $385.61 - $636.41

Q1 2023

Shares 9,133 Value ($000) $4,571 Avg Close $449.31 Range $331.60 - $518.64

Q3 2022

Shares 105,928 Value ($000) $38,495 Avg Close $432.95 Range $338.72 - $526.93

Q2 2022

Shares 133,108 Value ($000) $51,118 Avg Close $410.37 Range $365.38 - $475.87

Q1 2022

Shares 125,549 Value ($000) $60,977 Avg Close $422.77 Range $340.68 - $499.27

Q4 2021

Shares 115,283 Value ($000) $56,871 Avg Close $500.08 Range $444.81 - $561.94

Q3 2021

Shares 2,078 Value ($000) $1,007 Avg Close $440.15 Range $351.70 - $504.81

Q2 2021

Shares 9,216 Value ($000) $3,442 Avg Close $340.03 Range $291.31 - $382.48

Q1 2021

Shares 1,788 Value ($000) $631 Avg Close $351.26 Range $290.78 - $392.28

Q4 2020

Shares 5,649 Value ($000) $2,069 Avg Close $308.64 Range $261.69 - $353.99

Q3 2020

Shares 54,431 Value ($000) $15,220 Avg Close $250.15 Range $223.49 - $273.49

Q2 2020

Shares 2,000 Value ($000) $474 Avg Close $194.18 Range $144.85 - $229.19

Q1 2020

Shares 361 Value ($000) $60 Avg Close $163.85 Range $124.42 - $184.64

Q3 2019

Shares 1,633 Value ($000) $254 Avg Close $142.31 Range $127.77 - $155.32

Q2 2019

Shares 3,160 Value ($000) $429 Avg Close $129.05 Range $108.95 - $152.95

Q4 2017

Shares 2,744 Value ($000) $308 Avg Close $108.54 Range $98.18 - $118.56

Q3 2016

Shares 5,637 Value ($000) $454 Avg Close $68.33 Range $60.21 - $75.04

Q1 2016

Shares 112,459 Value ($000) $7,157 Avg Close $54.76 Range $50.58 - $59.11

Q3 2015

Shares 47,843 Value ($000) $2,449 Avg Close $45.23 Range $37.18 - $48.10

Q3 2014

Shares 61,692 Value ($000) $2,718 Avg Close $39.57 Range $36.40 - $43.40

Q2 2014

Shares 266,263 Value ($000) $11,276 Avg Close $34.76 Range $31.35 - $38.50

Q1 2014

Shares 169,558 Value ($000) $6,574 Avg Close $31.60 Range $27.60 - $35.10

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	132,145	$121,658	$808.07	$684.50 - $934.81
Q1 2025	18,161	$10,533	$624.99	$550.94 - $718.03
Q4 2024	104,728	$61,968	$716.72	$541.09 - $944.19
Q2 2024	3,764	$3,093	$712.18	$577.26 - $845.04
Q1 2024	32,343	$21,910	$657.62	$552.66 - $766.48
Q4 2023	14,391	$9,078	$513.84	$385.61 - $636.41
Q1 2023	9,133	$4,571	$449.31	$331.60 - $518.64
Q3 2022	105,928	$38,495	$432.95	$338.72 - $526.93
Q2 2022	133,108	$51,118	$410.37	$365.38 - $475.87
Q1 2022	125,549	$60,977	$422.77	$340.68 - $499.27
Q4 2021	115,283	$56,871	$500.08	$444.81 - $561.94
Q3 2021	2,078	$1,007	$440.15	$351.70 - $504.81
Q2 2021	9,216	$3,442	$340.03	$291.31 - $382.48
Q1 2021	1,788	$631	$351.26	$290.78 - $392.28
Q4 2020	5,649	$2,069	$308.64	$261.69 - $353.99
Q3 2020	54,431	$15,220	$250.15	$223.49 - $273.49
Q2 2020	2,000	$474	$194.18	$144.85 - $229.19
Q1 2020	361	$60	$163.85	$124.42 - $184.64
Q3 2019	1,633	$254	$142.31	$127.77 - $155.32
Q2 2019	3,160	$429	$129.05	$108.95 - $152.95
Q4 2017	2,744	$308	$108.54	$98.18 - $118.56
Q3 2016	5,637	$454	$68.33	$60.21 - $75.04
Q1 2016	112,459	$7,157	$54.76	$50.58 - $59.11
Q3 2015	47,843	$2,449	$45.23	$37.18 - $48.10
Q3 2014	61,692	$2,718	$39.57	$36.40 - $43.40
Q2 2014	266,263	$11,276	$34.76	$31.35 - $38.50
Q1 2014	169,558	$6,574	$31.60	$27.60 - $35.10