CME GROUP INC

Ticker: CME CUSIP: 12572Q105 Class: COM

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

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

Q3 2025

Shares 1,173 Value ($000) $317 Avg Close $269.86 Range $256.10 - $285.59

Q2 2025

Shares 1,169 Value ($000) $322 Avg Close $268.48 Range $245.09 - $286.76

Q1 2025

Shares 1,165 Value ($000) $329 Avg Close $242.42 Range $220.42 - $264.20

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	1,173	$317	$269.86	$256.10 - $285.59
Q2 2025	1,169	$322	$268.48	$245.09 - $286.76
Q1 2025	1,165	$329	$242.42	$220.42 - $264.20