MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

ROYAL BANK OF CANADA's Holding History (CIK: 0001000275)

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

Q4 2025

Shares 176,580 Value ($000) $160,045 Avg Close $960.73 Range $831.77 - $1121.48

Q3 2025

Shares 206,617 Value ($000) $190,220 Avg Close $808.07 Range $684.50 - $934.81

Q2 2025

Shares 190,402 Value ($000) $139,256 Avg Close $633.58 Range $436.42 - $750.80

Q1 2025

Shares 146,255 Value ($000) $84,824 Avg Close $624.99 Range $550.94 - $718.03

Q4 2024

Shares 232,356 Value ($000) $137,485 Avg Close $716.72 Range $541.09 - $944.19

Q3 2024

Shares 264,533 Value ($000) $244,562 Avg Close $853.35 Range $721.11 - $948.49

Q2 2024

Shares 199,144 Value ($000) $163,633 Avg Close $712.18 Range $577.26 - $845.04

Q1 2024

Shares 118,510 Value ($000) $80,281 Avg Close $657.62 Range $552.66 - $766.48

Q4 2023

Shares 106,054 Value ($000) $66,897 Avg Close $513.84 Range $385.61 - $636.41

Q3 2023

Shares 156,041 Value ($000) $72,090 Avg Close $501.94 Range $430.22 - $584.79

Q2 2023

Shares 119,371 Value ($000) $64,487 Avg Close $465.29 Range $375.28 - $542.22

Q1 2023

Shares 93,327 Value ($000) $46,715 Avg Close $449.31 Range $331.60 - $518.64

Q4 2022

Shares 99,480 Value ($000) $35,176 Avg Close $350.38 Range $294.21 - $405.83

Q3 2022

Shares 110,125 Value ($000) $40,020 Avg Close $432.95 Range $338.72 - $526.93

Q2 2022

Shares 98,164 Value ($000) $37,700 Avg Close $410.37 Range $365.38 - $475.87

Q1 2022

Shares 110,320 Value ($000) $53,580 Avg Close $422.77 Range $340.68 - $499.27

Q4 2021

Shares 103,900 Value ($000) $51,257 Avg Close $500.08 Range $444.81 - $561.94

Q3 2021

Shares 100,720 Value ($000) $48,816 Avg Close $440.15 Range $351.70 - $504.81

Q2 2021

Shares 128,245 Value ($000) $47,892 Avg Close $340.03 Range $291.31 - $382.48

Q1 2021

Shares 132,396 Value ($000) $46,763 Avg Close $351.26 Range $290.78 - $392.28

Q4 2020

Shares 100,387 Value ($000) $36,765 Avg Close $308.64 Range $261.69 - $353.99

Q3 2020

Shares 90,028 Value ($000) $25,172 Avg Close $250.15 Range $223.49 - $273.49

Q2 2020

Shares 95,732 Value ($000) $22,687 Avg Close $194.18 Range $144.85 - $229.19

Q1 2020

Shares 72,482 Value ($000) $12,139 Avg Close $163.85 Range $124.42 - $184.64

Q4 2019

Shares 60,442 Value ($000) $10,759 Avg Close $152.39 Range $125.11 - $175.03

Q3 2019

Shares 48,906 Value ($000) $7,610 Avg Close $142.31 Range $127.77 - $155.32

Q2 2019

Shares 40,547 Value ($000) $5,506 Avg Close $129.05 Range $108.95 - $152.95

Q1 2019

Shares 38,975 Value ($000) $5,280 Avg Close $124.16 Range $101.64 - $137.81

Q4 2018

Shares 33,803 Value ($000) $3,930 Avg Close $112.91 Range $96.22 - $130.06

Q3 2018

Shares 50,214 Value ($000) $6,299 Avg Close $131.20 Range $117.51 - $143.26

Q2 2018

Shares 65,576 Value ($000) $8,766 Avg Close $119.62 Range $102.58 - $133.88

Q1 2018

Shares 127,164 Value ($000) $14,722 Avg Close $111.03 Range $96.61 - $119.53

Q4 2017

Shares 90,435 Value ($000) $10,163 Avg Close $108.54 Range $98.18 - $118.56

Q3 2017

Shares 21,930 Value ($000) $2,335 Avg Close $94.77 Range $87.95 - $100.67

Q2 2017

Shares 9,833 Value ($000) $949 Avg Close $88.76 Range $82.13 - $96.78

Q1 2017

Shares 4,981 Value ($000) $458 Avg Close $82.35 Range $76.05 - $87.81

Q4 2016

Shares 9,549 Value ($000) $782 Avg Close $74.44 Range $69.57 - $81.67

Q3 2016

Shares 58,681 Value ($000) $4,724 Avg Close $68.33 Range $60.21 - $75.04

Q2 2016

Shares 9,597 Value ($000) $656 Avg Close $60.38 Range $55.33 - $65.50

Q1 2016

Shares 6,258 Value ($000) $399 Avg Close $54.76 Range $50.58 - $59.11

Q4 2015

Shares 7,672 Value ($000) $489 Avg Close $56.88 Range $45.12 - $63.43

Q3 2015

Shares 10,509 Value ($000) $538 Avg Close $45.23 Range $37.18 - $48.10

Q2 2015

Shares 4,530 Value ($000) $229 Avg Close $48.11 Range $44.76 - $50.50

Q1 2015

Shares 49,025 Value ($000) $2,582 Avg Close $45.64 Range $40.76 - $50.87

Q4 2014

Shares 39,700 Value ($000) $1,975 Avg Close $40.54 Range $30.68 - $45.83

Q3 2014

Shares 57,000 Value ($000) $2,511 Avg Close $39.57 Range $36.40 - $43.40

Q2 2014

Shares 178,400 Value ($000) $7,555 Avg Close $34.76 Range $31.35 - $38.50

Q1 2014

Shares 231,400 Value ($000) $8,971 Avg Close $31.60 Range $27.60 - $35.10

Q4 2013

Shares 44,900 Value ($000) $1,556 Avg Close $28.65 Range $24.43 - $31.16

Q3 2013

Shares 48,131 Value ($000) $1,458 Avg Close $25.18 Range $21.26 - $28.18

Q2 2013

Shares 26,211 Value ($000) $632 Avg Close $21.28 Range $18.50 - $22.86

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	176,580	$160,045	$960.73	$831.77 - $1121.48
Q3 2025	206,617	$190,220	$808.07	$684.50 - $934.81
Q2 2025	190,402	$139,256	$633.58	$436.42 - $750.80
Q1 2025	146,255	$84,824	$624.99	$550.94 - $718.03
Q4 2024	232,356	$137,485	$716.72	$541.09 - $944.19
Q3 2024	264,533	$244,562	$853.35	$721.11 - $948.49
Q2 2024	199,144	$163,633	$712.18	$577.26 - $845.04
Q1 2024	118,510	$80,281	$657.62	$552.66 - $766.48
Q4 2023	106,054	$66,897	$513.84	$385.61 - $636.41
Q3 2023	156,041	$72,090	$501.94	$430.22 - $584.79
Q2 2023	119,371	$64,487	$465.29	$375.28 - $542.22
Q1 2023	93,327	$46,715	$449.31	$331.60 - $518.64
Q4 2022	99,480	$35,176	$350.38	$294.21 - $405.83
Q3 2022	110,125	$40,020	$432.95	$338.72 - $526.93
Q2 2022	98,164	$37,700	$410.37	$365.38 - $475.87
Q1 2022	110,320	$53,580	$422.77	$340.68 - $499.27
Q4 2021	103,900	$51,257	$500.08	$444.81 - $561.94
Q3 2021	100,720	$48,816	$440.15	$351.70 - $504.81
Q2 2021	128,245	$47,892	$340.03	$291.31 - $382.48
Q1 2021	132,396	$46,763	$351.26	$290.78 - $392.28
Q4 2020	100,387	$36,765	$308.64	$261.69 - $353.99
Q3 2020	90,028	$25,172	$250.15	$223.49 - $273.49
Q2 2020	95,732	$22,687	$194.18	$144.85 - $229.19
Q1 2020	72,482	$12,139	$163.85	$124.42 - $184.64
Q4 2019	60,442	$10,759	$152.39	$125.11 - $175.03
Q3 2019	48,906	$7,610	$142.31	$127.77 - $155.32
Q2 2019	40,547	$5,506	$129.05	$108.95 - $152.95
Q1 2019	38,975	$5,280	$124.16	$101.64 - $137.81
Q4 2018	33,803	$3,930	$112.91	$96.22 - $130.06
Q3 2018	50,214	$6,299	$131.20	$117.51 - $143.26
Q2 2018	65,576	$8,766	$119.62	$102.58 - $133.88
Q1 2018	127,164	$14,722	$111.03	$96.61 - $119.53
Q4 2017	90,435	$10,163	$108.54	$98.18 - $118.56
Q3 2017	21,930	$2,335	$94.77	$87.95 - $100.67
Q2 2017	9,833	$949	$88.76	$82.13 - $96.78
Q1 2017	4,981	$458	$82.35	$76.05 - $87.81
Q4 2016	9,549	$782	$74.44	$69.57 - $81.67
Q3 2016	58,681	$4,724	$68.33	$60.21 - $75.04
Q2 2016	9,597	$656	$60.38	$55.33 - $65.50
Q1 2016	6,258	$399	$54.76	$50.58 - $59.11
Q4 2015	7,672	$489	$56.88	$45.12 - $63.43
Q3 2015	10,509	$538	$45.23	$37.18 - $48.10
Q2 2015	4,530	$229	$48.11	$44.76 - $50.50
Q1 2015	49,025	$2,582	$45.64	$40.76 - $50.87
Q4 2014	39,700	$1,975	$40.54	$30.68 - $45.83
Q3 2014	57,000	$2,511	$39.57	$36.40 - $43.40
Q2 2014	178,400	$7,555	$34.76	$31.35 - $38.50
Q1 2014	231,400	$8,971	$31.60	$27.60 - $35.10
Q4 2013	44,900	$1,556	$28.65	$24.43 - $31.16
Q3 2013	48,131	$1,458	$25.18	$21.26 - $28.18
Q2 2013	26,211	$632	$21.28	$18.50 - $22.86