MARKETAXESS HLDGS INC

Ticker: MKTX CUSIP: 57060D108 Class: COM

Arizona State Retirement System's Holding History (CIK: 0001558481)

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

Q4 2025

Shares 10,342 Value ($000) $1,874 Avg Close $169.50 Range $154.80 - $183.58

Q3 2025

Shares 11,088 Value ($000) $1,932 Avg Close $193.45 Range $172.51 - $222.19

Q2 2025

Shares 10,988 Value ($000) $2,454 Avg Close $216.56 Range $190.86 - $229.08

Q1 2025

Shares 10,806 Value ($000) $2,338 Avg Close $206.23 Range $183.82 - $224.26

Q4 2024

Shares 10,964 Value ($000) $2,478 Avg Close $257.54 Range $220.08 - $289.94

Q3 2024

Shares 10,858 Value ($000) $2,782 Avg Close $228.65 Range $187.70 - $258.10

Q2 2024

Shares 10,403 Value ($000) $2,086 Avg Close $200.47 Range $187.45 - $222.81

Q1 2024

Shares 10,426 Value ($000) $2,286 Avg Close $228.96 Range $194.52 - $282.26

Q4 2023

Shares 10,355 Value ($000) $3,032 Avg Close $233.72 Range $195.99 - $288.33

Q3 2023

Shares 10,276 Value ($000) $2,195 Avg Close $233.55 Range $192.90 - $268.22

Q2 2023

Shares 10,264 Value ($000) $2,683 Avg Close $286.65 Range $245.65 - $383.62

Q1 2023

Shares 10,942 Value ($000) $4,281 Avg Close $339.53 Range $266.01 - $381.21

Q4 2022

Shares 10,654 Value ($000) $2,971 Avg Close $246.25 Range $210.55 - $283.35

Q3 2022

Shares 10,363 Value ($000) $2,306 Avg Close $244.83 Range $207.63 - $267.12

Q2 2022

Shares 10,560 Value ($000) $2,703 Avg Close $260.22 Range $237.15 - $332.85

Q1 2022

Shares 10,585 Value ($000) $3,601 Avg Close $344.01 Range $304.48 - $391.34

Q4 2021

Shares 10,346 Value ($000) $4,255 Avg Close $373.74 Range $323.75 - $410.92

Q3 2021

Shares 10,659 Value ($000) $4,484 Avg Close $434.10 Range $386.93 - $472.28

Q2 2021

Shares 10,739 Value ($000) $4,978 Avg Close $449.61 Range $407.56 - $515.46

Q1 2021

Shares 10,946 Value ($000) $5,450 Avg Close $503.06 Range $444.56 - $555.48

Q4 2020

Shares 10,888 Value ($000) $6,212 Avg Close $513.28 Range $445.05 - $571.70

Q3 2020

Shares 11,535 Value ($000) $5,555 Avg Close $465.37 Range $409.02 - $528.32

Q2 2020

Shares 8,833 Value ($000) $4,425 Avg Close $438.02 Range $297.02 - $495.82

Q1 2020

Shares 14,956 Value ($000) $4,974 Avg Close $327.01 Range $258.83 - $365.21

Q4 2019

Shares 14,004 Value ($000) $5,309 Avg Close $343.80 Range $297.75 - $386.27

Q3 2019

Shares 11,467 Value ($000) $3,755 Avg Close $335.01 Range $297.39 - $394.69

Q2 2019

Shares 7,200 Value ($000) $2,314 Avg Close $270.14 Range $225.08 - $320.72

Q1 2019

Shares 27,060 Value ($000) $6,659 Avg Close $211.23 Range $192.59 - $233.31

Q4 2018

Shares 26,982 Value ($000) $5,702 Avg Close $192.62 Range $159.95 - $215.45

Q3 2018

Shares 26,677 Value ($000) $4,762 Avg Close $178.37 Range $164.65 - $196.55

Q2 2018

Shares 26,109 Value ($000) $5,166 Avg Close $192.09 Range $180.81 - $204.01

Q1 2018

Shares 25,454 Value ($000) $5,535 Avg Close $190.22 Range $171.07 - $212.71

Q4 2017

Shares 27,054 Value ($000) $5,458 Avg Close $174.10 Range $158.03 - $190.10

Q3 2017

Shares 21,270 Value ($000) $3,925 Avg Close $176.21 Range $159.36 - $192.97

Q2 2017

Shares 15,800 Value ($000) $3,177 Avg Close $176.15 Range $163.16 - $194.23

Q1 2017

Shares 15,700 Value ($000) $2,944 Avg Close $166.41 Range $135.53 - $184.55

Q4 2016

Shares 14,516 Value ($000) $2,133 Avg Close $145.60 Range $133.06 - $158.12

Q3 2016

Shares 16,716 Value ($000) $2,768 Avg Close $148.56 Range $129.96 - $163.14

Q2 2016

Shares 16,716 Value ($000) $2,431 Avg Close $121.40 Range $107.26 - $133.06

Q1 2016

Shares 20,616 Value ($000) $2,573 Avg Close $104.04 Range $89.17 - $116.19

Q4 2015

Shares 19,416 Value ($000) $2,167 Avg Close $92.99 Range $78.27 - $105.44

Q3 2015

Shares 17,902 Value ($000) $1,663 Avg Close $87.71 Range $79.52 - $94.87

Q4 2014

Shares 26,100 Value ($000) $1,871 Avg Close $59.29 Range $54.38 - $66.53

Q3 2014

Shares 26,100 Value ($000) $1,614 Avg Close $50.63 Range $42.39 - $56.56

Q2 2014

Shares 27,000 Value ($000) $1,459 Avg Close $48.96 Range $44.53 - $53.88

Q1 2014

Shares 27,100 Value ($000) $1,604 Avg Close $55.22 Range $51.55 - $60.27

Q4 2013

Shares 29,900 Value ($000) $1,999 Avg Close $58.63 Range $53.33 - $63.89

Q3 2013

Shares 33,700 Value ($000) $2,023 Avg Close $47.53 Range $41.58 - $55.43

Q2 2013

Shares 33,300 Value ($000) $1,556 Avg Close $38.12 Range $32.31 - $42.94

Q1 2013

Shares 34,000 Value ($000) $1,268 Avg Close $33.48 Range $30.16 - $37.73

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	10,342	$1,874	$169.50	$154.80 - $183.58
Q3 2025	11,088	$1,932	$193.45	$172.51 - $222.19
Q2 2025	10,988	$2,454	$216.56	$190.86 - $229.08
Q1 2025	10,806	$2,338	$206.23	$183.82 - $224.26
Q4 2024	10,964	$2,478	$257.54	$220.08 - $289.94
Q3 2024	10,858	$2,782	$228.65	$187.70 - $258.10
Q2 2024	10,403	$2,086	$200.47	$187.45 - $222.81
Q1 2024	10,426	$2,286	$228.96	$194.52 - $282.26
Q4 2023	10,355	$3,032	$233.72	$195.99 - $288.33
Q3 2023	10,276	$2,195	$233.55	$192.90 - $268.22
Q2 2023	10,264	$2,683	$286.65	$245.65 - $383.62
Q1 2023	10,942	$4,281	$339.53	$266.01 - $381.21
Q4 2022	10,654	$2,971	$246.25	$210.55 - $283.35
Q3 2022	10,363	$2,306	$244.83	$207.63 - $267.12
Q2 2022	10,560	$2,703	$260.22	$237.15 - $332.85
Q1 2022	10,585	$3,601	$344.01	$304.48 - $391.34
Q4 2021	10,346	$4,255	$373.74	$323.75 - $410.92
Q3 2021	10,659	$4,484	$434.10	$386.93 - $472.28
Q2 2021	10,739	$4,978	$449.61	$407.56 - $515.46
Q1 2021	10,946	$5,450	$503.06	$444.56 - $555.48
Q4 2020	10,888	$6,212	$513.28	$445.05 - $571.70
Q3 2020	11,535	$5,555	$465.37	$409.02 - $528.32
Q2 2020	8,833	$4,425	$438.02	$297.02 - $495.82
Q1 2020	14,956	$4,974	$327.01	$258.83 - $365.21
Q4 2019	14,004	$5,309	$343.80	$297.75 - $386.27
Q3 2019	11,467	$3,755	$335.01	$297.39 - $394.69
Q2 2019	7,200	$2,314	$270.14	$225.08 - $320.72
Q1 2019	27,060	$6,659	$211.23	$192.59 - $233.31
Q4 2018	26,982	$5,702	$192.62	$159.95 - $215.45
Q3 2018	26,677	$4,762	$178.37	$164.65 - $196.55
Q2 2018	26,109	$5,166	$192.09	$180.81 - $204.01
Q1 2018	25,454	$5,535	$190.22	$171.07 - $212.71
Q4 2017	27,054	$5,458	$174.10	$158.03 - $190.10
Q3 2017	21,270	$3,925	$176.21	$159.36 - $192.97
Q2 2017	15,800	$3,177	$176.15	$163.16 - $194.23
Q1 2017	15,700	$2,944	$166.41	$135.53 - $184.55
Q4 2016	14,516	$2,133	$145.60	$133.06 - $158.12
Q3 2016	16,716	$2,768	$148.56	$129.96 - $163.14
Q2 2016	16,716	$2,431	$121.40	$107.26 - $133.06
Q1 2016	20,616	$2,573	$104.04	$89.17 - $116.19
Q4 2015	19,416	$2,167	$92.99	$78.27 - $105.44
Q3 2015	17,902	$1,663	$87.71	$79.52 - $94.87
Q4 2014	26,100	$1,871	$59.29	$54.38 - $66.53
Q3 2014	26,100	$1,614	$50.63	$42.39 - $56.56
Q2 2014	27,000	$1,459	$48.96	$44.53 - $53.88
Q1 2014	27,100	$1,604	$55.22	$51.55 - $60.27
Q4 2013	29,900	$1,999	$58.63	$53.33 - $63.89
Q3 2013	33,700	$2,023	$47.53	$41.58 - $55.43
Q2 2013	33,300	$1,556	$38.12	$32.31 - $42.94
Q1 2013	34,000	$1,268	$33.48	$30.16 - $37.73