MARKETAXESS HLDGS INC

Ticker: MKTX CUSIP: 57060D108 Class: COM

UBS ASSET MANAGEMENT AMERICAS INC's Holding History (CIK: 0000861177)

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

Q4 2025

Shares 108,428 Value ($000) $19,653 Avg Close $169.50 Range $154.80 - $183.58

Q3 2025

Shares 111,914 Value ($000) $19,501 Avg Close $193.45 Range $172.51 - $222.19

Q2 2025

Shares 184,235 Value ($000) $41,147 Avg Close $216.56 Range $190.86 - $229.08

Q1 2025

Shares 141,134 Value ($000) $30,534 Avg Close $206.23 Range $183.82 - $224.26

Q4 2024

Shares 294,650 Value ($000) $66,603 Avg Close $257.54 Range $220.08 - $289.94

Q3 2024

Shares 251,195 Value ($000) $64,356 Avg Close $228.65 Range $187.70 - $258.10

Q2 2024

Shares 282,322 Value ($000) $56,614 Avg Close $200.47 Range $187.45 - $222.81

Q1 2024

Shares 238,318 Value ($000) $52,251 Avg Close $228.96 Range $194.52 - $282.26

Q4 2023

Shares 239,200 Value ($000) $70,050 Avg Close $233.72 Range $195.99 - $288.33

Q3 2023

Shares 235,298 Value ($000) $50,269 Avg Close $233.55 Range $192.90 - $268.22

Q2 2023

Shares 214,594 Value ($000) $83,968 Avg Close $286.65 Range $245.65 - $383.62

Q1 2023

Shares 214,594 Value ($000) $83,968 Avg Close $339.53 Range $266.01 - $381.21

Q4 2022

Shares 214,635 Value ($000) $59,860 Avg Close $246.25 Range $210.55 - $283.35

Q3 2022

Shares 208,049 Value ($000) $46,288,822 Avg Close $244.83 Range $207.63 - $267.12

Q2 2022

Shares 208,973 Value ($000) $53,499,177 Avg Close $260.22 Range $237.15 - $332.85

Q1 2022

Shares 179,277 Value ($000) $60,990,038 Avg Close $344.01 Range $304.48 - $391.34

Q4 2021

Shares 177,595 Value ($000) $73,039,494 Avg Close $373.74 Range $323.75 - $410.92

Q3 2021

Shares 181,731 Value ($000) $76,452,415 Avg Close $434.10 Range $386.93 - $472.28

Q2 2021

Shares 193,379 Value ($000) $89,648,570 Avg Close $449.61 Range $407.56 - $515.46

Q1 2021

Shares 206,686 Value ($000) $102,913,093 Avg Close $503.06 Range $444.56 - $555.48

Q4 2020

Shares 200,415 Value ($000) $114,348,781 Avg Close $513.28 Range $445.05 - $571.70

Q3 2020

Shares 194,770 Value ($000) $93,799,284 Avg Close $465.37 Range $409.02 - $528.32

Q2 2020

Shares 184,062 Value ($000) $92,200,338 Avg Close $438.02 Range $297.02 - $495.82

Q1 2020

Shares 151,626 Value ($000) $50,426,261 Avg Close $327.01 Range $258.83 - $365.21

Q4 2019

Shares 141,687 Value ($000) $53,714,959 Avg Close $343.80 Range $297.75 - $386.27

Q3 2019

Shares 141,111 Value ($000) $46,213,855 Avg Close $335.01 Range $297.39 - $394.69

Q2 2019

Shares 114,746 Value ($000) $36,881,659 Avg Close $270.14 Range $225.08 - $320.72

Q1 2019

Shares 39,599 Value ($000) $9,744,522 Avg Close $211.23 Range $192.59 - $233.31

Q4 2018

Shares 34,052 Value ($000) $7,195,528 Avg Close $192.62 Range $159.95 - $215.45

Q3 2018

Shares 33,219 Value ($000) $5,929,261 Avg Close $178.37 Range $164.65 - $196.55

Q2 2018

Shares 32,762 Value ($000) $6,482,290 Avg Close $192.09 Range $180.81 - $204.01

Q1 2018

Shares 32,752 Value ($000) $7,121,594 Avg Close $190.22 Range $171.07 - $212.71

Q4 2017

Shares 30,091 Value ($000) $6,070,860 Avg Close $174.10 Range $158.03 - $190.10

Q3 2017

Shares 29,060 Value ($000) $5,361,860 Avg Close $176.21 Range $159.36 - $192.97

Q2 2017

Shares 25,661 Value ($000) $5,160,427 Avg Close $176.15 Range $163.16 - $194.23

Q1 2017

Shares 21,216 Value ($000) $3,977,788 Avg Close $166.41 Range $135.53 - $184.55

Q4 2016

Shares 17,983 Value ($000) $2,643 Avg Close $145.60 Range $133.06 - $158.12

Q3 2016

Shares 27,954 Value ($000) $4,628 Avg Close $148.56 Range $129.96 - $163.14

Q2 2016

Shares 26,240 Value ($000) $3,815 Avg Close $121.40 Range $107.26 - $133.06

Q1 2016

Shares 24,510 Value ($000) $3,060 Avg Close $104.04 Range $89.17 - $116.19

Q4 2015

Shares 26,916 Value ($000) $3,003 Avg Close $92.99 Range $78.27 - $105.44

Q3 2015

Shares 26,224 Value ($000) $2,437 Avg Close $87.71 Range $79.52 - $94.87

Q2 2015

Shares 16,799 Value ($000) $1,558 Avg Close $79.87 Range $74.17 - $89.60

Q1 2015

Shares 14,599 Value ($000) $1,210 Avg Close $71.51 Range $59.68 - $80.40

Q4 2014

Shares 13,899 Value ($000) $997 Avg Close $59.29 Range $54.38 - $66.53

Q3 2014

Shares 13,299 Value ($000) $823 Avg Close $50.63 Range $42.39 - $56.56

Q2 2014

Shares 13,299 Value ($000) $719 Avg Close $48.96 Range $44.53 - $53.88

Q1 2014

Shares 12,699 Value ($000) $752 Avg Close $55.22 Range $51.55 - $60.27

Q4 2013

Shares 12,699 Value ($000) $849 Avg Close $58.63 Range $53.33 - $63.89

Q3 2013

Shares 15,599 Value ($000) $936 Avg Close $47.53 Range $41.58 - $55.43

Q2 2013

Shares 12,099 Value ($000) $566 Avg Close $38.12 Range $32.31 - $42.94

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	108,428	$19,653	$169.50	$154.80 - $183.58
Q3 2025	111,914	$19,501	$193.45	$172.51 - $222.19
Q2 2025	184,235	$41,147	$216.56	$190.86 - $229.08
Q1 2025	141,134	$30,534	$206.23	$183.82 - $224.26
Q4 2024	294,650	$66,603	$257.54	$220.08 - $289.94
Q3 2024	251,195	$64,356	$228.65	$187.70 - $258.10
Q2 2024	282,322	$56,614	$200.47	$187.45 - $222.81
Q1 2024	238,318	$52,251	$228.96	$194.52 - $282.26
Q4 2023	239,200	$70,050	$233.72	$195.99 - $288.33
Q3 2023	235,298	$50,269	$233.55	$192.90 - $268.22
Q2 2023	214,594	$83,968	$286.65	$245.65 - $383.62
Q1 2023	214,594	$83,968	$339.53	$266.01 - $381.21
Q4 2022	214,635	$59,860	$246.25	$210.55 - $283.35
Q3 2022	208,049	$46,288,822	$244.83	$207.63 - $267.12
Q2 2022	208,973	$53,499,177	$260.22	$237.15 - $332.85
Q1 2022	179,277	$60,990,038	$344.01	$304.48 - $391.34
Q4 2021	177,595	$73,039,494	$373.74	$323.75 - $410.92
Q3 2021	181,731	$76,452,415	$434.10	$386.93 - $472.28
Q2 2021	193,379	$89,648,570	$449.61	$407.56 - $515.46
Q1 2021	206,686	$102,913,093	$503.06	$444.56 - $555.48
Q4 2020	200,415	$114,348,781	$513.28	$445.05 - $571.70
Q3 2020	194,770	$93,799,284	$465.37	$409.02 - $528.32
Q2 2020	184,062	$92,200,338	$438.02	$297.02 - $495.82
Q1 2020	151,626	$50,426,261	$327.01	$258.83 - $365.21
Q4 2019	141,687	$53,714,959	$343.80	$297.75 - $386.27
Q3 2019	141,111	$46,213,855	$335.01	$297.39 - $394.69
Q2 2019	114,746	$36,881,659	$270.14	$225.08 - $320.72
Q1 2019	39,599	$9,744,522	$211.23	$192.59 - $233.31
Q4 2018	34,052	$7,195,528	$192.62	$159.95 - $215.45
Q3 2018	33,219	$5,929,261	$178.37	$164.65 - $196.55
Q2 2018	32,762	$6,482,290	$192.09	$180.81 - $204.01
Q1 2018	32,752	$7,121,594	$190.22	$171.07 - $212.71
Q4 2017	30,091	$6,070,860	$174.10	$158.03 - $190.10
Q3 2017	29,060	$5,361,860	$176.21	$159.36 - $192.97
Q2 2017	25,661	$5,160,427	$176.15	$163.16 - $194.23
Q1 2017	21,216	$3,977,788	$166.41	$135.53 - $184.55
Q4 2016	17,983	$2,643	$145.60	$133.06 - $158.12
Q3 2016	27,954	$4,628	$148.56	$129.96 - $163.14
Q2 2016	26,240	$3,815	$121.40	$107.26 - $133.06
Q1 2016	24,510	$3,060	$104.04	$89.17 - $116.19
Q4 2015	26,916	$3,003	$92.99	$78.27 - $105.44
Q3 2015	26,224	$2,437	$87.71	$79.52 - $94.87
Q2 2015	16,799	$1,558	$79.87	$74.17 - $89.60
Q1 2015	14,599	$1,210	$71.51	$59.68 - $80.40
Q4 2014	13,899	$997	$59.29	$54.38 - $66.53
Q3 2014	13,299	$823	$50.63	$42.39 - $56.56
Q2 2014	13,299	$719	$48.96	$44.53 - $53.88
Q1 2014	12,699	$752	$55.22	$51.55 - $60.27
Q4 2013	12,699	$849	$58.63	$53.33 - $63.89
Q3 2013	15,599	$936	$47.53	$41.58 - $55.43
Q2 2013	12,099	$566	$38.12	$32.31 - $42.94