CME GROUP INC

Ticker: CME CUSIP: 12572Q105 Class: COM

Westerkirk Capital Inc.'s Holding History (CIK: 0002080423)

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

Q4 2025

Shares 7,400 Value ($000) $2,021 Avg Close $270.74 Range $255.99 - $286.42

Q3 2025

Shares 7,100 Value ($000) $1,918 Avg Close $269.86 Range $256.10 - $285.59

Q2 2025

Shares 7,100 Value ($000) $1,957 Avg Close $268.48 Range $245.09 - $286.76

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	7,400	$2,021	$270.74	$255.99 - $286.42
Q3 2025	7,100	$1,918	$269.86	$256.10 - $285.59
Q2 2025	7,100	$1,957	$268.48	$245.09 - $286.76