MCKESSON CORP

Ticker: MCK CUSIP: 58155Q103 Class: COM

PEAK6 LLC's Holding History (CIK: 0001389958)

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

Q4 2025

Shares 4,207 Value ($000) $3,451 Avg Close $815.57 Range $729.36 - $894.75

Q3 2025

Shares 2,525 Value ($000) $1,951 Avg Close $703.03 Range $635.65 - $774.13

Q2 2025

Shares 4,102 Value ($000) $3,006 Avg Close $703.74 Range $639.74 - $734.80

Q1 2025

Shares 1 Value ($000) $1 Avg Close $615.89 Range $563.37 - $676.56

Q4 2024

Shares 871 Value ($000) $496 Avg Close $557.26 Range $477.84 - $629.21

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	4,207	$3,451	$815.57	$729.36 - $894.75
Q3 2025	2,525	$1,951	$703.03	$635.65 - $774.13
Q2 2025	4,102	$3,006	$703.74	$639.74 - $734.80
Q1 2025	1	$1	$615.89	$563.37 - $676.56
Q4 2024	871	$496	$557.26	$477.84 - $629.21