Chesley Taft & Associates LLC

Position in CBOE — Cboe Global Markets, Inc.

CIK 1164632 CHICAGO, IL

Position in CBOE

as of Jun 30, 2026 · filed Jul 8, 2026 Compact

Position Value

$7,145,903

-$882,299 QoQ

Shares Held

29,447

+3.1% QoQ

Ownership

0.028%

of shares outstanding

% of Portfolio

0.38%

of 13F equity value

Holder Rank

#220

of 977 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 98% Shared 0% None 2%

Financial Services · as of Jun 30, 2026

Chesley Taft & Associates LLC holds $19,369,588 across 3 Financial Data & Stock Exchanges names. CBOE ranks #2 (36.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ICE	Intercontinental Exchange, Inc.	76,832	$9,458,787
2	CBOE	Cboe Global Markets, Inc. This page	29,447	$7,145,903
3	SPGI	S&P Global Inc.	7,585	$2,764,898

26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$7,145,903	29,447	+3.1%	Shares	Other	2026-07-08
2026-03-31	$8,028,202	28,563	-3.7%	Shares	Sole	2026-04-13
2025-12-31	$7,444,660	29,660	+6.8%	Shares	Other	2026-01-14
2025-09-30	$6,809,856	27,767	+5.6%	Shares	Sole	2025-10-08
2025-06-30	$6,130,391	26,287	+108.4%	Shares	Sole	2025-07-09
2025-03-31	$2,853,969	12,612	+0.2%	Shares	Sole	2025-04-10
2024-12-31	$2,459,109	12,585	-4.8%	Shares	Sole	2025-01-17
2024-09-30	$2,707,357	13,215	-0.2%	Shares	Sole	2024-10-07
2024-06-30	$2,251,594	13,240	-0.9%	Shares	Sole	2024-07-19
2024-03-31	$2,455,551	13,365	-0.8%	Shares	Sole	2024-04-16
2023-12-31	$2,406,096	13,475	-0.9%	Shares	Sole	2024-01-11
2023-09-30	$2,123,674	13,595	-6.4%	Shares	Sole	2023-10-11
2023-06-30	$2,004,595	14,525	-1.4%	Shares	Sole	2023-07-18
2023-03-31	$1,976,684	14,725	-1.3%	Shares	Sole	2023-04-11
2022-12-31	$1,872,639	14,925	0.0%	Shares	Sole	2023-01-20
2022-09-30	$1,751,747	14,925	0.0%	Shares	Sole	2022-10-13
2022-06-30	$1,689,360	14,925	0.0%	Shares	Sole	2022-07-07
2022-03-31	$1,707,718	14,925	+0.3%	Shares	Sole	2022-04-14
2021-12-31	$1,939,700	14,875	+0.7%	Shares	Sole	2022-01-05
2021-09-30	$1,830,031	14,775	0.0%	Shares	Sole	2021-10-05
2021-06-30	$1,758,963	14,775	0.0%	Shares	Sole	2021-07-07
2021-03-31	$1,458,144	14,775	0.0%	Shares	Sole	2021-04-06
2020-12-31	$1,375,848	14,775	0.0%	Shares	Sole	2021-01-11
2020-09-30	$1,296,358	14,775	-0.7%	Shares	Sole	2020-10-08
2020-06-30	$1,387,540	14,875	-0.3%	Shares	Sole	2020-07-08
2020-03-31	$1,331,163	14,915	—	Shares	Sole	2020-04-15
No filing history on record for this holder in this stock.