MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO's Holding History (CIK: 0000315297)

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

Q4 2025

Shares 39,589 Value ($000) $36 Avg Close $960.73 Range $831.77 - $1121.48

Q3 2025

Shares 39,589 Value ($000) $36 Avg Close $808.07 Range $684.50 - $934.81

Q2 2025

Shares 32,718 Value ($000) $24 Avg Close $633.58 Range $436.42 - $750.80

Q1 2025

Shares 32,952 Value ($000) $19 Avg Close $624.99 Range $550.94 - $718.03

Q4 2024

Shares 32,952 Value ($000) $19 Avg Close $716.72 Range $541.09 - $944.19

Q3 2024

Shares 33,031 Value ($000) $31 Avg Close $853.35 Range $721.11 - $948.49

Q2 2024

Shares 40,031 Value ($000) $33 Avg Close $712.18 Range $577.26 - $845.04

Q1 2024

Shares 40,134 Value ($000) $27 Avg Close $657.62 Range $552.66 - $766.48

Q4 2023

Shares 40,170 Value ($000) $25 Avg Close $513.84 Range $385.61 - $636.41

Q3 2023

Shares 43,904 Value ($000) $20 Avg Close $501.94 Range $430.22 - $584.79

Q2 2023

Shares 44,175 Value ($000) $24 Avg Close $465.29 Range $375.28 - $542.22

Q1 2023

Shares 44,175 Value ($000) $22 Avg Close $449.31 Range $331.60 - $518.64

Q4 2022

Shares 49,475 Value ($000) $17 Avg Close $350.38 Range $294.21 - $405.83

Q3 2022

Shares 49,475 Value ($000) $17,979 Avg Close $432.95 Range $338.72 - $526.93

Q2 2022

Shares 49,475 Value ($000) $19,000 Avg Close $410.37 Range $365.38 - $475.87

Q1 2022

Shares 49,475 Value ($000) $24,029 Avg Close $422.77 Range $340.68 - $499.27

Q4 2021

Shares 41,736 Value ($000) $20,590 Avg Close $500.08 Range $444.81 - $561.94

Q3 2021

Shares 43,580 Value ($000) $21,122 Avg Close $440.15 Range $351.70 - $504.81

Q2 2021

Shares 6,223 Value ($000) $2,324 Avg Close $340.03 Range $291.31 - $382.48

Q1 2021

Shares 6,223 Value ($000) $2,198 Avg Close $351.26 Range $290.78 - $392.28

Q4 2020

Shares 6,223 Value ($000) $2,279 Avg Close $308.64 Range $261.69 - $353.99

Q3 2020

Shares 116,370 Value ($000) $32,538 Avg Close $250.15 Range $223.49 - $273.49

Q2 2020

Shares 121,382 Value ($000) $28,768 Avg Close $194.18 Range $144.85 - $229.19

Q1 2020

Shares 121,382 Value ($000) $20,327 Avg Close $163.85 Range $124.42 - $184.64

Q4 2019

Shares 121,899 Value ($000) $21,700 Avg Close $152.39 Range $125.11 - $175.03

Q3 2019

Shares 121,899 Value ($000) $18,971 Avg Close $142.31 Range $127.77 - $155.32

Q2 2019

Shares 121,899 Value ($000) $16,551 Avg Close $129.05 Range $108.95 - $152.95

Q1 2019

Shares 126,069 Value ($000) $17,081 Avg Close $124.16 Range $101.64 - $137.81

Q4 2018

Shares 173,353 Value ($000) $20,152 Avg Close $112.91 Range $96.22 - $130.06

Q3 2018

Shares 195,870 Value ($000) $24,588 Avg Close $131.20 Range $117.51 - $143.26

Q2 2018

Shares 199,978 Value ($000) $26,731 Avg Close $119.62 Range $102.58 - $133.88

Q1 2018

Shares 205,569 Value ($000) $23,799 Avg Close $111.03 Range $96.61 - $119.53

Q4 2017

Shares 218,548 Value ($000) $24,556 Avg Close $108.54 Range $98.18 - $118.56

Q3 2017

Shares 218,548 Value ($000) $23,286 Avg Close $94.77 Range $87.95 - $100.67

Q2 2017

Shares 219,636 Value ($000) $21,173 Avg Close $88.76 Range $82.13 - $96.78

Q1 2017

Shares 219,636 Value ($000) $20,228 Avg Close $82.35 Range $76.05 - $87.81

Q4 2016

Shares 219,864 Value ($000) $18,013 Avg Close $74.44 Range $69.57 - $81.67

Q3 2016

Shares 219,979 Value ($000) $17,708 Avg Close $68.33 Range $60.21 - $75.04

Q2 2016

Shares 219,979 Value ($000) $15,029 Avg Close $60.38 Range $55.33 - $65.50

Q1 2016

Shares 219,979 Value ($000) $13,999 Avg Close $54.76 Range $50.58 - $59.11

Q4 2015

Shares 221,729 Value ($000) $14,126 Avg Close $56.88 Range $45.12 - $63.43

Q3 2015

Shares 205,887 Value ($000) $10,541 Avg Close $45.23 Range $37.18 - $48.10

Q2 2015

Shares 106,678 Value ($000) $5,410 Avg Close $48.11 Range $44.76 - $50.50

Q1 2015

Shares 12,011 Value ($000) $632 Avg Close $45.64 Range $40.76 - $50.87

Q4 2014

Shares 12,011 Value ($000) $597 Avg Close $40.54 Range $30.68 - $45.83

Q3 2014

Shares 12,011 Value ($000) $529 Avg Close $39.57 Range $36.40 - $43.40

Q2 2014

Shares 12,011 Value ($000) $509 Avg Close $34.76 Range $31.35 - $38.50

Q1 2014

Shares 12,011 Value ($000) $466 Avg Close $31.60 Range $27.60 - $35.10

Q4 2013

Shares 12,011 Value ($000) $416 Avg Close $28.65 Range $24.43 - $31.16

Q3 2013

Shares 26,496 Value ($000) $802 Avg Close $25.18 Range $21.26 - $28.18

Q2 2013

Shares 26,496 Value ($000) $639 Avg Close $21.28 Range $18.50 - $22.86

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	39,589	$36	$960.73	$831.77 - $1121.48
Q3 2025	39,589	$36	$808.07	$684.50 - $934.81
Q2 2025	32,718	$24	$633.58	$436.42 - $750.80
Q1 2025	32,952	$19	$624.99	$550.94 - $718.03
Q4 2024	32,952	$19	$716.72	$541.09 - $944.19
Q3 2024	33,031	$31	$853.35	$721.11 - $948.49
Q2 2024	40,031	$33	$712.18	$577.26 - $845.04
Q1 2024	40,134	$27	$657.62	$552.66 - $766.48
Q4 2023	40,170	$25	$513.84	$385.61 - $636.41
Q3 2023	43,904	$20	$501.94	$430.22 - $584.79
Q2 2023	44,175	$24	$465.29	$375.28 - $542.22
Q1 2023	44,175	$22	$449.31	$331.60 - $518.64
Q4 2022	49,475	$17	$350.38	$294.21 - $405.83
Q3 2022	49,475	$17,979	$432.95	$338.72 - $526.93
Q2 2022	49,475	$19,000	$410.37	$365.38 - $475.87
Q1 2022	49,475	$24,029	$422.77	$340.68 - $499.27
Q4 2021	41,736	$20,590	$500.08	$444.81 - $561.94
Q3 2021	43,580	$21,122	$440.15	$351.70 - $504.81
Q2 2021	6,223	$2,324	$340.03	$291.31 - $382.48
Q1 2021	6,223	$2,198	$351.26	$290.78 - $392.28
Q4 2020	6,223	$2,279	$308.64	$261.69 - $353.99
Q3 2020	116,370	$32,538	$250.15	$223.49 - $273.49
Q2 2020	121,382	$28,768	$194.18	$144.85 - $229.19
Q1 2020	121,382	$20,327	$163.85	$124.42 - $184.64
Q4 2019	121,899	$21,700	$152.39	$125.11 - $175.03
Q3 2019	121,899	$18,971	$142.31	$127.77 - $155.32
Q2 2019	121,899	$16,551	$129.05	$108.95 - $152.95
Q1 2019	126,069	$17,081	$124.16	$101.64 - $137.81
Q4 2018	173,353	$20,152	$112.91	$96.22 - $130.06
Q3 2018	195,870	$24,588	$131.20	$117.51 - $143.26
Q2 2018	199,978	$26,731	$119.62	$102.58 - $133.88
Q1 2018	205,569	$23,799	$111.03	$96.61 - $119.53
Q4 2017	218,548	$24,556	$108.54	$98.18 - $118.56
Q3 2017	218,548	$23,286	$94.77	$87.95 - $100.67
Q2 2017	219,636	$21,173	$88.76	$82.13 - $96.78
Q1 2017	219,636	$20,228	$82.35	$76.05 - $87.81
Q4 2016	219,864	$18,013	$74.44	$69.57 - $81.67
Q3 2016	219,979	$17,708	$68.33	$60.21 - $75.04
Q2 2016	219,979	$15,029	$60.38	$55.33 - $65.50
Q1 2016	219,979	$13,999	$54.76	$50.58 - $59.11
Q4 2015	221,729	$14,126	$56.88	$45.12 - $63.43
Q3 2015	205,887	$10,541	$45.23	$37.18 - $48.10
Q2 2015	106,678	$5,410	$48.11	$44.76 - $50.50
Q1 2015	12,011	$632	$45.64	$40.76 - $50.87
Q4 2014	12,011	$597	$40.54	$30.68 - $45.83
Q3 2014	12,011	$529	$39.57	$36.40 - $43.40
Q2 2014	12,011	$509	$34.76	$31.35 - $38.50
Q1 2014	12,011	$466	$31.60	$27.60 - $35.10
Q4 2013	12,011	$416	$28.65	$24.43 - $31.16
Q3 2013	26,496	$802	$25.18	$21.26 - $28.18
Q2 2013	26,496	$639	$21.28	$18.50 - $22.86