MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

AQR CAPITAL MANAGEMENT LLC's Holding History (CIK: 0001167557)

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

Q4 2025

Shares 46,278 Value ($000) $41,945 Avg Close $960.73 Range $831.77 - $1121.48

Q3 2025

Shares 37,705 Value ($000) $34,425 Avg Close $808.07 Range $684.50 - $934.81

Q2 2025

Shares 41,444 Value ($000) $30,311 Avg Close $633.58 Range $436.42 - $750.80

Q1 2025

Shares 73,237 Value ($000) $41,359 Avg Close $624.99 Range $550.94 - $718.03

Q4 2024

Shares 88,633 Value ($000) $52,444 Avg Close $716.72 Range $541.09 - $944.19

Q3 2024

Shares 80,722 Value ($000) $74,627 Avg Close $853.35 Range $721.11 - $948.49

Q2 2024

Shares 84,360 Value ($000) $69,317 Avg Close $712.18 Range $577.26 - $845.04

Q1 2024

Shares 61,661 Value ($000) $41,702 Avg Close $657.62 Range $552.66 - $766.48

Q4 2023

Shares 43,198 Value ($000) $27,249 Avg Close $513.84 Range $385.61 - $636.41

Q3 2023

Shares 27,850 Value ($000) $12,867 Avg Close $501.94 Range $430.22 - $584.79

Q2 2023

Shares 29,499 Value ($000) $15,919 Avg Close $465.29 Range $375.28 - $542.22

Q1 2023

Shares 13,292 Value ($000) $6,606 Avg Close $449.31 Range $331.60 - $518.64

Q4 2022

Shares 32,121 Value ($000) $11,171 Avg Close $350.38 Range $294.21 - $405.83

Q3 2022

Shares 76,188 Value ($000) $27,687 Avg Close $432.95 Range $338.72 - $526.93

Q2 2022

Shares 69,939 Value ($000) $26,783 Avg Close $410.37 Range $365.38 - $475.87

Q1 2022

Shares 102,466 Value ($000) $49,766 Avg Close $422.77 Range $340.68 - $499.27

Q4 2021

Shares 133,614 Value ($000) $65,916 Avg Close $500.08 Range $444.81 - $561.94

Q3 2021

Shares 104,537 Value ($000) $50,667 Avg Close $440.15 Range $351.70 - $504.81

Q2 2021

Shares 98,485 Value ($000) $36,779 Avg Close $340.03 Range $291.31 - $382.48

Q1 2021

Shares 121,292 Value ($000) $42,765 Avg Close $351.26 Range $290.78 - $392.28

Q4 2020

Shares 54,304 Value ($000) $19,722 Avg Close $308.64 Range $261.69 - $353.99

Q3 2020

Shares 42,036 Value ($000) $11,654 Avg Close $250.15 Range $223.49 - $273.49

Q2 2020

Shares 32,177 Value ($000) $7,539 Avg Close $194.18 Range $144.85 - $229.19

Q1 2020

Shares 43,110 Value ($000) $7,219 Avg Close $163.85 Range $124.42 - $184.64

Q4 2019

Shares 24,646 Value ($000) $4,387 Avg Close $152.39 Range $125.11 - $175.03

Q3 2019

Shares 20,966 Value ($000) $3,263 Avg Close $142.31 Range $127.77 - $155.32

Q2 2019

Shares 38,424 Value ($000) $5,116 Avg Close $129.05 Range $108.95 - $152.95

Q1 2019

Shares 5,422 Value ($000) $730 Avg Close $124.16 Range $101.64 - $137.81

Q4 2018

Shares 4,726 Value ($000) $549 Avg Close $112.91 Range $96.22 - $130.06

Q3 2018

Shares 6,664 Value ($000) $837 Avg Close $131.20 Range $117.51 - $143.26

Q2 2018

Shares 10,254 Value ($000) $1,371 Avg Close $119.62 Range $102.58 - $133.88

Q1 2018

Shares 20,845 Value ($000) $2,413 Avg Close $111.03 Range $96.61 - $119.53

Q4 2017

Shares 19,435 Value ($000) $2,184 Avg Close $108.54 Range $98.18 - $118.56

Q3 2017

Shares 21,361 Value ($000) $2,276 Avg Close $94.77 Range $87.95 - $100.67

Q2 2017

Shares 20,985 Value ($000) $2,023 Avg Close $88.76 Range $82.13 - $96.78

Q1 2017

Shares 20,985 Value ($000) $1,933 Avg Close $82.35 Range $76.05 - $87.81

Q4 2016

Shares 35,224 Value ($000) $2,886 Avg Close $74.44 Range $69.57 - $81.67

Q3 2016

Shares 36,036 Value ($000) $2,901 Avg Close $68.33 Range $60.21 - $75.04

Q2 2016

Shares 21,406 Value ($000) $1,462 Avg Close $60.38 Range $55.33 - $65.50

Q1 2016

Shares 21,406 Value ($000) $1,362 Avg Close $54.76 Range $50.58 - $59.11

Q4 2015

Shares 21,333 Value ($000) $1,359 Avg Close $56.88 Range $45.12 - $63.43

Q3 2015

Shares 24,276 Value ($000) $1,243 Avg Close $45.23 Range $37.18 - $48.10

Q2 2015

Shares 30,119 Value ($000) $1,527 Avg Close $48.11 Range $44.76 - $50.50

Q1 2015

Shares 30,342 Value ($000) $1,598 Avg Close $45.64 Range $40.76 - $50.87

Q4 2014

Shares 26,643 Value ($000) $1,325 Avg Close $40.54 Range $30.68 - $45.83

Q3 2014

Shares 28,543 Value ($000) $1,257 Avg Close $39.57 Range $36.40 - $43.40

Q2 2014

Shares 21,043 Value ($000) $891 Avg Close $34.76 Range $31.35 - $38.50

Q1 2014

Shares 21,043 Value ($000) $816 Avg Close $31.60 Range $27.60 - $35.10

Q4 2013

Shares 25,243 Value ($000) $875 Avg Close $28.65 Range $24.43 - $31.16

Q3 2013

Shares 24,976 Value ($000) $756 Avg Close $25.18 Range $21.26 - $28.18

Q2 2013

Shares 24,976 Value ($000) $602 Avg Close $21.28 Range $18.50 - $22.86

Q4 2012

Shares 16,200 Value ($000) $361 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	46,278	$41,945	$960.73	$831.77 - $1121.48
Q3 2025	37,705	$34,425	$808.07	$684.50 - $934.81
Q2 2025	41,444	$30,311	$633.58	$436.42 - $750.80
Q1 2025	73,237	$41,359	$624.99	$550.94 - $718.03
Q4 2024	88,633	$52,444	$716.72	$541.09 - $944.19
Q3 2024	80,722	$74,627	$853.35	$721.11 - $948.49
Q2 2024	84,360	$69,317	$712.18	$577.26 - $845.04
Q1 2024	61,661	$41,702	$657.62	$552.66 - $766.48
Q4 2023	43,198	$27,249	$513.84	$385.61 - $636.41
Q3 2023	27,850	$12,867	$501.94	$430.22 - $584.79
Q2 2023	29,499	$15,919	$465.29	$375.28 - $542.22
Q1 2023	13,292	$6,606	$449.31	$331.60 - $518.64
Q4 2022	32,121	$11,171	$350.38	$294.21 - $405.83
Q3 2022	76,188	$27,687	$432.95	$338.72 - $526.93
Q2 2022	69,939	$26,783	$410.37	$365.38 - $475.87
Q1 2022	102,466	$49,766	$422.77	$340.68 - $499.27
Q4 2021	133,614	$65,916	$500.08	$444.81 - $561.94
Q3 2021	104,537	$50,667	$440.15	$351.70 - $504.81
Q2 2021	98,485	$36,779	$340.03	$291.31 - $382.48
Q1 2021	121,292	$42,765	$351.26	$290.78 - $392.28
Q4 2020	54,304	$19,722	$308.64	$261.69 - $353.99
Q3 2020	42,036	$11,654	$250.15	$223.49 - $273.49
Q2 2020	32,177	$7,539	$194.18	$144.85 - $229.19
Q1 2020	43,110	$7,219	$163.85	$124.42 - $184.64
Q4 2019	24,646	$4,387	$152.39	$125.11 - $175.03
Q3 2019	20,966	$3,263	$142.31	$127.77 - $155.32
Q2 2019	38,424	$5,116	$129.05	$108.95 - $152.95
Q1 2019	5,422	$730	$124.16	$101.64 - $137.81
Q4 2018	4,726	$549	$112.91	$96.22 - $130.06
Q3 2018	6,664	$837	$131.20	$117.51 - $143.26
Q2 2018	10,254	$1,371	$119.62	$102.58 - $133.88
Q1 2018	20,845	$2,413	$111.03	$96.61 - $119.53
Q4 2017	19,435	$2,184	$108.54	$98.18 - $118.56
Q3 2017	21,361	$2,276	$94.77	$87.95 - $100.67
Q2 2017	20,985	$2,023	$88.76	$82.13 - $96.78
Q1 2017	20,985	$1,933	$82.35	$76.05 - $87.81
Q4 2016	35,224	$2,886	$74.44	$69.57 - $81.67
Q3 2016	36,036	$2,901	$68.33	$60.21 - $75.04
Q2 2016	21,406	$1,462	$60.38	$55.33 - $65.50
Q1 2016	21,406	$1,362	$54.76	$50.58 - $59.11
Q4 2015	21,333	$1,359	$56.88	$45.12 - $63.43
Q3 2015	24,276	$1,243	$45.23	$37.18 - $48.10
Q2 2015	30,119	$1,527	$48.11	$44.76 - $50.50
Q1 2015	30,342	$1,598	$45.64	$40.76 - $50.87
Q4 2014	26,643	$1,325	$40.54	$30.68 - $45.83
Q3 2014	28,543	$1,257	$39.57	$36.40 - $43.40
Q2 2014	21,043	$891	$34.76	$31.35 - $38.50
Q1 2014	21,043	$816	$31.60	$27.60 - $35.10
Q4 2013	25,243	$875	$28.65	$24.43 - $31.16
Q3 2013	24,976	$756	$25.18	$21.26 - $28.18
Q2 2013	24,976	$602	$21.28	$18.50 - $22.86
Q4 2012	16,200	$361	—	—