CBOE GLOBAL MKTS INC

Ticker: CBOE CUSIP: 12503M108 Class: COM

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

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

Q4 2025

Shares 60,820 Value ($000) $15,266 Avg Close $248.74 Range $231.60 - $262.98

Q3 2025

Shares 61,234 Value ($000) $15,018 Avg Close $240.25 Range $227.43 - $255.27

Q2 2025

Shares 59,849 Value ($000) $13,957 Avg Close $222.22 Range $200.32 - $235.37

Q1 2025

Shares 60,571 Value ($000) $13,707 Avg Close $206.46 Range $186.22 - $226.59

Q4 2024

Shares 58,738 Value ($000) $11,477 Avg Close $204.35 Range $190.02 - $219.74

Q3 2024

Shares 59,045 Value ($000) $12,097 Avg Close $194.33 Range $164.93 - $213.67

Q2 2024

Shares 59,474 Value ($000) $10,114 Avg Close $175.11 Range $164.19 - $183.42

Q1 2024

Shares 60,165 Value ($000) $11,054 Avg Close $181.47 Range $169.28 - $195.50

Q4 2023

Shares 60,318 Value ($000) $10,770 Avg Close $168.03 Range $151.05 - $180.51

Q3 2023

Shares 61,627 Value ($000) $9,627 Avg Close $143.77 Range $131.76 - $155.45

Q2 2023

Shares 61,638 Value ($000) $8,507 Avg Close $132.86 Range $127.76 - $136.91

Q1 2023

Shares 59,078 Value ($000) $7,931 Avg Close $121.75 Range $112.45 - $130.51

Q4 2022

Shares 58,372 Value ($000) $7,324 Avg Close $119.21 Range $110.13 - $126.40

Q3 2022

Shares 59,372 Value ($000) $6,968 Avg Close $115.77 Range $107.47 - $121.87

Q2 2022

Shares 60,835 Value ($000) $6,886 Avg Close $107.56 Range $99.29 - $116.66

Q1 2022

Shares 63,907 Value ($000) $7,312 Avg Close $112.97 Range $105.92 - $123.75

Q4 2021

Shares 63,636 Value ($000) $8,298 Avg Close $122.57 Range $113.03 - $128.72

Q3 2021

Shares 66,664 Value ($000) $8,257 Avg Close $115.62 Range $108.02 - $131.39

Q2 2021

Shares 67,914 Value ($000) $8,085 Avg Close $103.46 Range $92.38 - $115.58

Q1 2021

Shares 68,446 Value ($000) $6,755 Avg Close $91.73 Range $81.58 - $100.68

Q4 2020

Shares 71,054 Value ($000) $6,617 Avg Close $81.85 Range $72.46 - $88.23

Q3 2020

Shares 79,342 Value ($000) $6,962 Avg Close $83.74 Range $78.21 - $90.86

Q2 2020

Shares 84,967 Value ($000) $7,926 Avg Close $91.32 Range $78.63 - $99.53

Q1 2020

Shares 94,131 Value ($000) $8,401 Avg Close $103.43 Range $66.67 - $118.10

Q4 2019

Shares 98,686 Value ($000) $11,842 Avg Close $108.09 Range $103.26 - $114.94

Q3 2019

Shares 95,621 Value ($000) $10,988 Avg Close $106.30 Range $95.67 - $112.76

Q2 2019

Shares 82,776 Value ($000) $8,578 Avg Close $94.92 Range $86.04 - $103.62

Q1 2019

Shares 81,425 Value ($000) $7,771 Avg Close $86.61 Range $81.66 - $90.72

Q4 2018

Shares 75,431 Value ($000) $7,379 Avg Close $94.76 Range $80.14 - $104.68

Q3 2018

Shares 78,835 Value ($000) $7,565 Avg Close $91.50 Range $82.59 - $99.23

Q2 2018

Shares 81,251 Value ($000) $8,456 Avg Close $95.60 Range $87.90 - $104.09

Q1 2018

Shares 84,771 Value ($000) $9,672 Avg Close $109.72 Range $87.31 - $124.95

Q4 2017

Shares 43,602 Value ($000) $5,432 Avg Close $105.43 Range $96.72 - $115.73

Q3 2017

Shares 92,053 Value ($000) $9,908 Avg Close $88.43 Range $81.78 - $97.42

Q2 2017

Shares 93,887 Value ($000) $8,581 Avg Close $76.47 Range $71.59 - $82.39

Q1 2017

Shares 173,876 Value ($000) $13,631 Avg Close $69.83 Range $64.71 - $72.77

Q4 2016

Shares 174,112 Value ($000) $12,865 Avg Close $61.26 Range $54.73 - $68.94

Q3 2016

Shares 103,039 Value ($000) $6,682 Avg Close $60.45 Range $57.43 - $63.15

Q2 2016

Shares 110,901 Value ($000) $7,388 Avg Close $56.62 Range $54.02 - $59.07

Q1 2016

Shares 111,679 Value ($000) $7,295 Avg Close $56.13 Range $51.37 - $59.48

Q4 2015

Shares 120,819 Value ($000) $7,841 Avg Close $59.32 Range $55.96 - $63.56

Q3 2015

Shares 219,198 Value ($000) $14,703 Avg Close $55.10 Range $50.12 - $58.90

Q2 2015

Shares 1,500,399 Value ($000) $85,852 Avg Close $50.23 Range $47.88 - $52.07

Q1 2015

Shares 1,470,755 Value ($000) $84,428 Avg Close $54.08 Range $49.21 - $58.96

Q4 2014

Shares 1,446,254 Value ($000) $91,721 Avg Close $51.66 Range $45.70 - $56.69

Q3 2014

Shares 1,365,363 Value ($000) $73,080 Avg Close $44.08 Range $40.03 - $48.69

Q2 2014

Shares 1,519,997 Value ($000) $74,799 Avg Close $43.57 Range $40.31 - $48.86

Q1 2014

Shares 1,565,148 Value ($000) $88,587 Avg Close $45.89 Range $41.21 - $50.84

Q4 2013

Shares 1,585,541 Value ($000) $82,384 Avg Close $42.59 Range $37.85 - $46.22

Q3 2013

Shares 1,562,283 Value ($000) $70,662 Avg Close $40.01 Range $37.49 - $43.13

Q2 2013

Shares 1,411,711 Value ($000) $65,842 Avg Close $33.33 Range $30.06 - $39.76

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	60,820	$15,266	$248.74	$231.60 - $262.98
Q3 2025	61,234	$15,018	$240.25	$227.43 - $255.27
Q2 2025	59,849	$13,957	$222.22	$200.32 - $235.37
Q1 2025	60,571	$13,707	$206.46	$186.22 - $226.59
Q4 2024	58,738	$11,477	$204.35	$190.02 - $219.74
Q3 2024	59,045	$12,097	$194.33	$164.93 - $213.67
Q2 2024	59,474	$10,114	$175.11	$164.19 - $183.42
Q1 2024	60,165	$11,054	$181.47	$169.28 - $195.50
Q4 2023	60,318	$10,770	$168.03	$151.05 - $180.51
Q3 2023	61,627	$9,627	$143.77	$131.76 - $155.45
Q2 2023	61,638	$8,507	$132.86	$127.76 - $136.91
Q1 2023	59,078	$7,931	$121.75	$112.45 - $130.51
Q4 2022	58,372	$7,324	$119.21	$110.13 - $126.40
Q3 2022	59,372	$6,968	$115.77	$107.47 - $121.87
Q2 2022	60,835	$6,886	$107.56	$99.29 - $116.66
Q1 2022	63,907	$7,312	$112.97	$105.92 - $123.75
Q4 2021	63,636	$8,298	$122.57	$113.03 - $128.72
Q3 2021	66,664	$8,257	$115.62	$108.02 - $131.39
Q2 2021	67,914	$8,085	$103.46	$92.38 - $115.58
Q1 2021	68,446	$6,755	$91.73	$81.58 - $100.68
Q4 2020	71,054	$6,617	$81.85	$72.46 - $88.23
Q3 2020	79,342	$6,962	$83.74	$78.21 - $90.86
Q2 2020	84,967	$7,926	$91.32	$78.63 - $99.53
Q1 2020	94,131	$8,401	$103.43	$66.67 - $118.10
Q4 2019	98,686	$11,842	$108.09	$103.26 - $114.94
Q3 2019	95,621	$10,988	$106.30	$95.67 - $112.76
Q2 2019	82,776	$8,578	$94.92	$86.04 - $103.62
Q1 2019	81,425	$7,771	$86.61	$81.66 - $90.72
Q4 2018	75,431	$7,379	$94.76	$80.14 - $104.68
Q3 2018	78,835	$7,565	$91.50	$82.59 - $99.23
Q2 2018	81,251	$8,456	$95.60	$87.90 - $104.09
Q1 2018	84,771	$9,672	$109.72	$87.31 - $124.95
Q4 2017	43,602	$5,432	$105.43	$96.72 - $115.73
Q3 2017	92,053	$9,908	$88.43	$81.78 - $97.42
Q2 2017	93,887	$8,581	$76.47	$71.59 - $82.39
Q1 2017	173,876	$13,631	$69.83	$64.71 - $72.77
Q4 2016	174,112	$12,865	$61.26	$54.73 - $68.94
Q3 2016	103,039	$6,682	$60.45	$57.43 - $63.15
Q2 2016	110,901	$7,388	$56.62	$54.02 - $59.07
Q1 2016	111,679	$7,295	$56.13	$51.37 - $59.48
Q4 2015	120,819	$7,841	$59.32	$55.96 - $63.56
Q3 2015	219,198	$14,703	$55.10	$50.12 - $58.90
Q2 2015	1,500,399	$85,852	$50.23	$47.88 - $52.07
Q1 2015	1,470,755	$84,428	$54.08	$49.21 - $58.96
Q4 2014	1,446,254	$91,721	$51.66	$45.70 - $56.69
Q3 2014	1,365,363	$73,080	$44.08	$40.03 - $48.69
Q2 2014	1,519,997	$74,799	$43.57	$40.31 - $48.86
Q1 2014	1,565,148	$88,587	$45.89	$41.21 - $50.84
Q4 2013	1,585,541	$82,384	$42.59	$37.85 - $46.22
Q3 2013	1,562,283	$70,662	$40.01	$37.49 - $43.13
Q2 2013	1,411,711	$65,842	$33.33	$30.06 - $39.76