CBOE GLOBAL MKTS INC

Ticker: CBOE CUSIP: 12503M108 Class: COM

PEAK6 LLC's Holding History (CIK: 0001389958)

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

Q4 2025

Shares 4,741 Value ($000) $1,190 Avg Close $248.74 Range $231.60 - $262.98

Q3 2025

Shares 1,519 Value ($000) $372 Avg Close $240.25 Range $227.43 - $255.27

Q2 2025

Shares 849 Value ($000) $198 Avg Close $222.22 Range $200.32 - $235.37

Q4 2024

Shares 4,385 Value ($000) $857 Avg Close $204.35 Range $190.02 - $219.74

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	4,741	$1,190	$248.74	$231.60 - $262.98
Q3 2025	1,519	$372	$240.25	$227.43 - $255.27
Q2 2025	849	$198	$222.22	$200.32 - $235.37
Q4 2024	4,385	$857	$204.35	$190.02 - $219.74