CBOE GLOBAL MKTS INC

Ticker: CBOE CUSIP: 12503M108 Class: COM

BERKSHIRE ASSET MANAGEMENT LLC/PA's Holding History (CIK: 0000949012)

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

Q3 2025

Shares 1,540 Value ($000) $378 Avg Close $240.25 Range $227.43 - $255.27

Q2 2025

Shares 1,551 Value ($000) $362 Avg Close $222.22 Range $200.32 - $235.37

Q1 2025

Shares 1,542 Value ($000) $352 Avg Close $206.46 Range $186.22 - $226.59

Q4 2024

Shares 1,542 Value ($000) $309 Avg Close $204.35 Range $190.02 - $219.74

Q3 2024

Shares 1,710 Value ($000) $291 Avg Close $194.33 Range $164.93 - $213.67

Q2 2024

Shares 1,710 Value ($000) $291 Avg Close $175.11 Range $164.19 - $183.42

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	1,540	$378	$240.25	$227.43 - $255.27
Q2 2025	1,551	$362	$222.22	$200.32 - $235.37
Q1 2025	1,542	$352	$206.46	$186.22 - $226.59
Q4 2024	1,542	$309	$204.35	$190.02 - $219.74
Q3 2024	1,710	$291	$194.33	$164.93 - $213.67
Q2 2024	1,710	$291	$175.11	$164.19 - $183.42