MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

WELLS FARGO & COMPANY/MN's Holding History (CIK: 0000072971)

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

Q4 2025

Shares 77,569 Value ($000) $70,306 Avg Close $960.73 Range $831.77 - $1121.48

Q3 2025

Shares 71,877 Value ($000) $66,174 Avg Close $808.07 Range $684.50 - $934.81

Q2 2025

Shares 82,085 Value ($000) $60,035 Avg Close $633.58 Range $436.42 - $750.80

Q1 2025

Shares 68,714 Value ($000) $39,853 Avg Close $624.99 Range $550.94 - $718.03

Q4 2024

Shares 69,376 Value ($000) $41,050 Avg Close $716.72 Range $541.09 - $944.19

Q3 2024

Shares 57,709 Value ($000) $53,352 Avg Close $853.35 Range $721.11 - $948.49

Q2 2024

Shares 59,761 Value ($000) $49,105 Avg Close $712.18 Range $577.26 - $845.04

Q1 2024

Shares 59,988 Value ($000) $40,637 Avg Close $657.62 Range $552.66 - $766.48

Q4 2023

Shares 72,567 Value ($000) $45,774 Avg Close $513.84 Range $385.61 - $636.41

Q3 2023

Shares 90,641 Value ($000) $41,876 Avg Close $501.94 Range $430.22 - $584.79

Q2 2023

Shares 100,553 Value ($000) $54,322 Avg Close $465.29 Range $375.28 - $542.22

Q1 2023

Shares 89,612 Value ($000) $44,855 Avg Close $449.31 Range $331.60 - $518.64

Q4 2022

Shares 86,978 Value ($000) $30,756 Avg Close $350.38 Range $294.21 - $405.83

Q3 2022

Shares 59,105 Value ($000) $21,479 Avg Close $432.95 Range $338.72 - $526.93

Q2 2022

Shares 63,148 Value ($000) $24,252 Avg Close $410.37 Range $365.38 - $475.87

Q1 2022

Shares 88,508 Value ($000) $42,987 Avg Close $422.77 Range $340.68 - $499.27

Q4 2021

Shares 79,432 Value ($000) $39,186 Avg Close $500.08 Range $444.81 - $561.94

Q3 2021

Shares 700,520 Value ($000) $339,529 Avg Close $440.15 Range $351.70 - $504.81

Q2 2021

Shares 709,377 Value ($000) $264,917 Avg Close $340.03 Range $291.31 - $382.48

Q1 2021

Shares 742,746 Value ($000) $262,344 Avg Close $351.26 Range $290.78 - $392.28

Q4 2020

Shares 731,167 Value ($000) $267,775 Avg Close $308.64 Range $261.69 - $353.99

Q3 2020

Shares 726,941 Value ($000) $203,260 Avg Close $250.15 Range $223.49 - $273.49

Q2 2020

Shares 686,917 Value ($000) $162,801 Avg Close $194.18 Range $144.85 - $229.19

Q1 2020

Shares 931,365 Value ($000) $155,966 Avg Close $163.85 Range $124.42 - $184.64

Q4 2019

Shares 1,060,552 Value ($000) $188,799 Avg Close $152.39 Range $125.11 - $175.03

Q3 2019

Shares 1,244,185 Value ($000) $193,633 Avg Close $142.31 Range $127.77 - $155.32

Q2 2019

Shares 1,384,712 Value ($000) $188,016 Avg Close $129.05 Range $108.95 - $152.95

Q1 2019

Shares 1,298,612 Value ($000) $175,950 Avg Close $124.16 Range $101.64 - $137.81

Q4 2018

Shares 1,274,218 Value ($000) $148,128 Avg Close $112.91 Range $96.22 - $130.06

Q3 2018

Shares 1,123,942 Value ($000) $141,088 Avg Close $131.20 Range $117.51 - $143.26

Q2 2018

Shares 1,090,765 Value ($000) $145,802 Avg Close $119.62 Range $102.58 - $133.88

Q1 2018

Shares 1,116,575 Value ($000) $129,266 Avg Close $111.03 Range $96.61 - $119.53

Q4 2017

Shares 1,083,715 Value ($000) $121,767 Avg Close $108.54 Range $98.18 - $118.56

Q3 2017

Shares 1,170,519 Value ($000) $124,718 Avg Close $94.77 Range $87.95 - $100.67

Q2 2017

Shares 1,208,617 Value ($000) $116,510 Avg Close $88.76 Range $82.13 - $96.78

Q1 2017

Shares 1,319,313 Value ($000) $121,508 Avg Close $82.35 Range $76.05 - $87.81

Q4 2016

Shares 1,352,044 Value ($000) $110,773 Avg Close $74.44 Range $69.57 - $81.67

Q3 2016

Shares 1,000,864 Value ($000) $80,570 Avg Close $68.33 Range $60.21 - $75.04

Q2 2016

Shares 755,364 Value ($000) $51,607 Avg Close $60.38 Range $55.33 - $65.50

Q1 2016

Shares 642,935 Value ($000) $40,916 Avg Close $54.76 Range $50.58 - $59.11

Q4 2015

Shares 417,201 Value ($000) $26,579 Avg Close $56.88 Range $45.12 - $63.43

Q3 2015

Shares 391,294 Value ($000) $20,034 Avg Close $45.23 Range $37.18 - $48.10

Q2 2015

Shares 187,076 Value ($000) $9,487 Avg Close $48.11 Range $44.76 - $50.50

Q1 2015

Shares 181,981 Value ($000) $9,584 Avg Close $45.64 Range $40.76 - $50.87

Q4 2014

Shares 182,931 Value ($000) $9,099 Avg Close $40.54 Range $30.68 - $45.83

Q3 2014

Shares 224,351 Value ($000) $9,882 Avg Close $39.57 Range $36.40 - $43.40

Q2 2014

Shares 191,999 Value ($000) $8,130 Avg Close $34.76 Range $31.35 - $38.50

Q1 2014

Shares 188,062 Value ($000) $7,285 Avg Close $31.60 Range $27.60 - $35.10

Q4 2013

Shares 183,757 Value ($000) $6,368 Avg Close $28.65 Range $24.43 - $31.16

Q3 2013

Shares 89,675 Value ($000) $2,716 Avg Close $25.18 Range $21.26 - $28.18

Q2 2013

Shares 94,080 Value ($000) $2,269 Avg Close $21.28 Range $18.50 - $22.86

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	77,569	$70,306	$960.73	$831.77 - $1121.48
Q3 2025	71,877	$66,174	$808.07	$684.50 - $934.81
Q2 2025	82,085	$60,035	$633.58	$436.42 - $750.80
Q1 2025	68,714	$39,853	$624.99	$550.94 - $718.03
Q4 2024	69,376	$41,050	$716.72	$541.09 - $944.19
Q3 2024	57,709	$53,352	$853.35	$721.11 - $948.49
Q2 2024	59,761	$49,105	$712.18	$577.26 - $845.04
Q1 2024	59,988	$40,637	$657.62	$552.66 - $766.48
Q4 2023	72,567	$45,774	$513.84	$385.61 - $636.41
Q3 2023	90,641	$41,876	$501.94	$430.22 - $584.79
Q2 2023	100,553	$54,322	$465.29	$375.28 - $542.22
Q1 2023	89,612	$44,855	$449.31	$331.60 - $518.64
Q4 2022	86,978	$30,756	$350.38	$294.21 - $405.83
Q3 2022	59,105	$21,479	$432.95	$338.72 - $526.93
Q2 2022	63,148	$24,252	$410.37	$365.38 - $475.87
Q1 2022	88,508	$42,987	$422.77	$340.68 - $499.27
Q4 2021	79,432	$39,186	$500.08	$444.81 - $561.94
Q3 2021	700,520	$339,529	$440.15	$351.70 - $504.81
Q2 2021	709,377	$264,917	$340.03	$291.31 - $382.48
Q1 2021	742,746	$262,344	$351.26	$290.78 - $392.28
Q4 2020	731,167	$267,775	$308.64	$261.69 - $353.99
Q3 2020	726,941	$203,260	$250.15	$223.49 - $273.49
Q2 2020	686,917	$162,801	$194.18	$144.85 - $229.19
Q1 2020	931,365	$155,966	$163.85	$124.42 - $184.64
Q4 2019	1,060,552	$188,799	$152.39	$125.11 - $175.03
Q3 2019	1,244,185	$193,633	$142.31	$127.77 - $155.32
Q2 2019	1,384,712	$188,016	$129.05	$108.95 - $152.95
Q1 2019	1,298,612	$175,950	$124.16	$101.64 - $137.81
Q4 2018	1,274,218	$148,128	$112.91	$96.22 - $130.06
Q3 2018	1,123,942	$141,088	$131.20	$117.51 - $143.26
Q2 2018	1,090,765	$145,802	$119.62	$102.58 - $133.88
Q1 2018	1,116,575	$129,266	$111.03	$96.61 - $119.53
Q4 2017	1,083,715	$121,767	$108.54	$98.18 - $118.56
Q3 2017	1,170,519	$124,718	$94.77	$87.95 - $100.67
Q2 2017	1,208,617	$116,510	$88.76	$82.13 - $96.78
Q1 2017	1,319,313	$121,508	$82.35	$76.05 - $87.81
Q4 2016	1,352,044	$110,773	$74.44	$69.57 - $81.67
Q3 2016	1,000,864	$80,570	$68.33	$60.21 - $75.04
Q2 2016	755,364	$51,607	$60.38	$55.33 - $65.50
Q1 2016	642,935	$40,916	$54.76	$50.58 - $59.11
Q4 2015	417,201	$26,579	$56.88	$45.12 - $63.43
Q3 2015	391,294	$20,034	$45.23	$37.18 - $48.10
Q2 2015	187,076	$9,487	$48.11	$44.76 - $50.50
Q1 2015	181,981	$9,584	$45.64	$40.76 - $50.87
Q4 2014	182,931	$9,099	$40.54	$30.68 - $45.83
Q3 2014	224,351	$9,882	$39.57	$36.40 - $43.40
Q2 2014	191,999	$8,130	$34.76	$31.35 - $38.50
Q1 2014	188,062	$7,285	$31.60	$27.60 - $35.10
Q4 2013	183,757	$6,368	$28.65	$24.43 - $31.16
Q3 2013	89,675	$2,716	$25.18	$21.26 - $28.18
Q2 2013	94,080	$2,269	$21.28	$18.50 - $22.86