MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

D.A. DAVIDSON & CO.'s Holding History (CIK: 0001080107)

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

Q4 2025

Shares 554 Value ($000) $502 Avg Close $960.73 Range $831.77 - $1121.48

Q3 2025

Shares 568 Value ($000) $524 Avg Close $808.07 Range $684.50 - $934.81

Q2 2025

Shares 337 Value ($000) $247 Avg Close $633.58 Range $436.42 - $750.80

Q4 2024

Shares 373 Value ($000) $221 Avg Close $716.72 Range $541.09 - $944.19

Q3 2024

Shares 390 Value ($000) $361 Avg Close $853.35 Range $721.11 - $948.49

Q2 2024

Shares 371 Value ($000) $305 Avg Close $712.18 Range $577.26 - $845.04

Q1 2024

Shares 341 Value ($000) $231 Avg Close $657.62 Range $552.66 - $766.48

Q4 2023

Shares 411 Value ($000) $260 Avg Close $513.84 Range $385.61 - $636.41

Q2 2023

Shares 403 Value ($000) $218 Avg Close $465.29 Range $375.28 - $542.22

Q1 2023

Shares 424 Value ($000) $212 Avg Close $449.31 Range $331.60 - $518.64

Q4 2021

Shares 418 Value ($000) $206 Avg Close $500.08 Range $444.81 - $561.94

Q3 2021

Shares 538 Value ($000) $261 Avg Close $440.15 Range $351.70 - $504.81

Q4 2018

Shares 2,151 Value ($000) $250 Avg Close $112.91 Range $96.22 - $130.06

Q3 2018

Shares 2,304 Value ($000) $289 Avg Close $131.20 Range $117.51 - $143.26

Q2 2018

Shares 1,693 Value ($000) $226 Avg Close $119.62 Range $102.58 - $133.88

Q2 2017

Shares 1,473 Value ($000) $141 Avg Close $88.76 Range $82.13 - $96.78

Q1 2017

Shares 1,301 Value ($000) $119 Avg Close $82.35 Range $76.05 - $87.81

Q4 2016

Shares 1,758 Value ($000) $143 Avg Close $74.44 Range $69.57 - $81.67

Q3 2016

Shares 1,699 Value ($000) $136 Avg Close $68.33 Range $60.21 - $75.04

Q2 2016

Shares 1,591 Value ($000) $107 Avg Close $60.38 Range $55.33 - $65.50

Q1 2016

Shares 1,078 Value ($000) $68 Avg Close $54.76 Range $50.58 - $59.11

Q4 2015

Shares 883 Value ($000) $55 Avg Close $56.88 Range $45.12 - $63.43

Q3 2015

Shares 357 Value ($000) $18 Avg Close $45.23 Range $37.18 - $48.10

Q2 2015

Shares 139 Value ($000) $7 Avg Close $48.11 Range $44.76 - $50.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	554	$502	$960.73	$831.77 - $1121.48
Q3 2025	568	$524	$808.07	$684.50 - $934.81
Q2 2025	337	$247	$633.58	$436.42 - $750.80
Q4 2024	373	$221	$716.72	$541.09 - $944.19
Q3 2024	390	$361	$853.35	$721.11 - $948.49
Q2 2024	371	$305	$712.18	$577.26 - $845.04
Q1 2024	341	$231	$657.62	$552.66 - $766.48
Q4 2023	411	$260	$513.84	$385.61 - $636.41
Q2 2023	403	$218	$465.29	$375.28 - $542.22
Q1 2023	424	$212	$449.31	$331.60 - $518.64
Q4 2021	418	$206	$500.08	$444.81 - $561.94
Q3 2021	538	$261	$440.15	$351.70 - $504.81
Q4 2018	2,151	$250	$112.91	$96.22 - $130.06
Q3 2018	2,304	$289	$131.20	$117.51 - $143.26
Q2 2018	1,693	$226	$119.62	$102.58 - $133.88
Q2 2017	1,473	$141	$88.76	$82.13 - $96.78
Q1 2017	1,301	$119	$82.35	$76.05 - $87.81
Q4 2016	1,758	$143	$74.44	$69.57 - $81.67
Q3 2016	1,699	$136	$68.33	$60.21 - $75.04
Q2 2016	1,591	$107	$60.38	$55.33 - $65.50
Q1 2016	1,078	$68	$54.76	$50.58 - $59.11
Q4 2015	883	$55	$56.88	$45.12 - $63.43
Q3 2015	357	$18	$45.23	$37.18 - $48.10
Q2 2015	139	$7	$48.11	$44.76 - $50.50