MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY's Holding History (CIK: 0000714142)

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

Q4 2025

Shares 3,806 Value ($000) $3 Avg Close $960.73 Range $831.77 - $1121.48

Q3 2025

Shares 3,806 Value ($000) $4 Avg Close $808.07 Range $684.50 - $934.81

Q2 2025

Shares 3,806 Value ($000) $3 Avg Close $633.58 Range $436.42 - $750.80

Q1 2025

Shares 3,768 Value ($000) $2 Avg Close $624.99 Range $550.94 - $718.03

Q4 2024

Shares 3,557 Value ($000) $2 Avg Close $716.72 Range $541.09 - $944.19

Q3 2024

Shares 3,557 Value ($000) $3 Avg Close $853.35 Range $721.11 - $948.49

Q2 2024

Shares 3,735 Value ($000) $3 Avg Close $712.18 Range $577.26 - $845.04

Q1 2024

Shares 3,827 Value ($000) $3 Avg Close $657.62 Range $552.66 - $766.48

Q4 2023

Shares 3,995 Value ($000) $3 Avg Close $513.84 Range $385.61 - $636.41

Q3 2023

Shares 3,995 Value ($000) $2 Avg Close $501.94 Range $430.22 - $584.79

Q2 2023

Shares 3,995 Value ($000) $2 Avg Close $465.29 Range $375.28 - $542.22

Q1 2023

Shares 3,995 Value ($000) $2 Avg Close $449.31 Range $331.60 - $518.64

Q4 2022

Shares 3,995 Value ($000) $1 Avg Close $350.38 Range $294.21 - $405.83

Q3 2022

Shares 4,095 Value ($000) $1,487 Avg Close $432.95 Range $338.72 - $526.93

Q1 2022

Shares 3,263 Value ($000) $1,585 Avg Close $422.77 Range $340.68 - $499.27

Q4 2021

Shares 3,549 Value ($000) $1,751 Avg Close $500.08 Range $444.81 - $561.94

Q3 2021

Shares 3,599 Value ($000) $1,744 Avg Close $440.15 Range $351.70 - $504.81

Q2 2021

Shares 3,899 Value ($000) $1,456 Avg Close $340.03 Range $291.31 - $382.48

Q1 2021

Shares 4,699 Value ($000) $1,660 Avg Close $351.26 Range $290.78 - $392.28

Q4 2020

Shares 6,599 Value ($000) $2,417 Avg Close $308.64 Range $261.69 - $353.99

Q3 2020

Shares 25,985 Value ($000) $7,265 Avg Close $250.15 Range $223.49 - $273.49

Q2 2020

Shares 35,089 Value ($000) $8,316 Avg Close $194.18 Range $144.85 - $229.19

Q1 2020

Shares 35,168 Value ($000) $5,889 Avg Close $163.85 Range $124.42 - $184.64

Q4 2019

Shares 67,136 Value ($000) $11,951 Avg Close $152.39 Range $125.11 - $175.03

Q3 2019

Shares 70,805 Value ($000) $11,019 Avg Close $142.31 Range $127.77 - $155.32

Q2 2019

Shares 31,965 Value ($000) $4,340 Avg Close $129.05 Range $108.95 - $152.95

Q1 2019

Shares 29,429 Value ($000) $3,987 Avg Close $124.16 Range $101.64 - $137.81

Q4 2018

Shares 28,169 Value ($000) $3,274 Avg Close $112.91 Range $96.22 - $130.06

Q3 2018

Shares 20,416 Value ($000) $2,562 Avg Close $131.20 Range $117.51 - $143.26

Q2 2018

Shares 9,872 Value ($000) $1,319 Avg Close $119.62 Range $102.58 - $133.88

Q1 2018

Shares 7,799 Value ($000) $903 Avg Close $111.03 Range $96.61 - $119.53

Q4 2017

Shares 8,501 Value ($000) $955 Avg Close $108.54 Range $98.18 - $118.56

Q3 2017

Shares 9,451 Value ($000) $1,007 Avg Close $94.77 Range $87.95 - $100.67

Q2 2017

Shares 9,451 Value ($000) $911 Avg Close $88.76 Range $82.13 - $96.78

Q1 2017

Shares 9,051 Value ($000) $834 Avg Close $82.35 Range $76.05 - $87.81

Q4 2016

Shares 12,291 Value ($000) $1,007 Avg Close $74.44 Range $69.57 - $81.67

Q3 2016

Shares 13,491 Value ($000) $1,086 Avg Close $68.33 Range $60.21 - $75.04

Q2 2016

Shares 13,891 Value ($000) $949 Avg Close $60.38 Range $55.33 - $65.50

Q1 2016

Shares 12,691 Value ($000) $808 Avg Close $54.76 Range $50.58 - $59.11

Q4 2015

Shares 12,691 Value ($000) $809 Avg Close $56.88 Range $45.12 - $63.43

Q3 2015

Shares 12,691 Value ($000) $650 Avg Close $45.23 Range $37.18 - $48.10

Q2 2015

Shares 12,691 Value ($000) $644 Avg Close $48.11 Range $44.76 - $50.50

Q1 2015

Shares 12,691 Value ($000) $668 Avg Close $45.64 Range $40.76 - $50.87

Q4 2014

Shares 12,691 Value ($000) $631 Avg Close $40.54 Range $30.68 - $45.83

Q3 2014

Shares 12,691 Value ($000) $559 Avg Close $39.57 Range $36.40 - $43.40

Q2 2014

Shares 12,691 Value ($000) $537 Avg Close $34.76 Range $31.35 - $38.50

Q1 2014

Shares 13,591 Value ($000) $527 Avg Close $31.60 Range $27.60 - $35.10

Q4 2013

Shares 13,591 Value ($000) $471 Avg Close $28.65 Range $24.43 - $31.16

Q3 2013

Shares 14,691 Value ($000) $445 Avg Close $25.18 Range $21.26 - $28.18

Q2 2013

Shares 14,691 Value ($000) $354 Avg Close $21.28 Range $18.50 - $22.86

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,806	$3	$960.73	$831.77 - $1121.48
Q3 2025	3,806	$4	$808.07	$684.50 - $934.81
Q2 2025	3,806	$3	$633.58	$436.42 - $750.80
Q1 2025	3,768	$2	$624.99	$550.94 - $718.03
Q4 2024	3,557	$2	$716.72	$541.09 - $944.19
Q3 2024	3,557	$3	$853.35	$721.11 - $948.49
Q2 2024	3,735	$3	$712.18	$577.26 - $845.04
Q1 2024	3,827	$3	$657.62	$552.66 - $766.48
Q4 2023	3,995	$3	$513.84	$385.61 - $636.41
Q3 2023	3,995	$2	$501.94	$430.22 - $584.79
Q2 2023	3,995	$2	$465.29	$375.28 - $542.22
Q1 2023	3,995	$2	$449.31	$331.60 - $518.64
Q4 2022	3,995	$1	$350.38	$294.21 - $405.83
Q3 2022	4,095	$1,487	$432.95	$338.72 - $526.93
Q1 2022	3,263	$1,585	$422.77	$340.68 - $499.27
Q4 2021	3,549	$1,751	$500.08	$444.81 - $561.94
Q3 2021	3,599	$1,744	$440.15	$351.70 - $504.81
Q2 2021	3,899	$1,456	$340.03	$291.31 - $382.48
Q1 2021	4,699	$1,660	$351.26	$290.78 - $392.28
Q4 2020	6,599	$2,417	$308.64	$261.69 - $353.99
Q3 2020	25,985	$7,265	$250.15	$223.49 - $273.49
Q2 2020	35,089	$8,316	$194.18	$144.85 - $229.19
Q1 2020	35,168	$5,889	$163.85	$124.42 - $184.64
Q4 2019	67,136	$11,951	$152.39	$125.11 - $175.03
Q3 2019	70,805	$11,019	$142.31	$127.77 - $155.32
Q2 2019	31,965	$4,340	$129.05	$108.95 - $152.95
Q1 2019	29,429	$3,987	$124.16	$101.64 - $137.81
Q4 2018	28,169	$3,274	$112.91	$96.22 - $130.06
Q3 2018	20,416	$2,562	$131.20	$117.51 - $143.26
Q2 2018	9,872	$1,319	$119.62	$102.58 - $133.88
Q1 2018	7,799	$903	$111.03	$96.61 - $119.53
Q4 2017	8,501	$955	$108.54	$98.18 - $118.56
Q3 2017	9,451	$1,007	$94.77	$87.95 - $100.67
Q2 2017	9,451	$911	$88.76	$82.13 - $96.78
Q1 2017	9,051	$834	$82.35	$76.05 - $87.81
Q4 2016	12,291	$1,007	$74.44	$69.57 - $81.67
Q3 2016	13,491	$1,086	$68.33	$60.21 - $75.04
Q2 2016	13,891	$949	$60.38	$55.33 - $65.50
Q1 2016	12,691	$808	$54.76	$50.58 - $59.11
Q4 2015	12,691	$809	$56.88	$45.12 - $63.43
Q3 2015	12,691	$650	$45.23	$37.18 - $48.10
Q2 2015	12,691	$644	$48.11	$44.76 - $50.50
Q1 2015	12,691	$668	$45.64	$40.76 - $50.87
Q4 2014	12,691	$631	$40.54	$30.68 - $45.83
Q3 2014	12,691	$559	$39.57	$36.40 - $43.40
Q2 2014	12,691	$537	$34.76	$31.35 - $38.50
Q1 2014	13,591	$527	$31.60	$27.60 - $35.10
Q4 2013	13,591	$471	$28.65	$24.43 - $31.16
Q3 2013	14,691	$445	$25.18	$21.26 - $28.18
Q2 2013	14,691	$354	$21.28	$18.50 - $22.86