DIAMOND HILL INVT GROUP INC

Ticker: DHIL CUSIP: 25264R207 Class: Common Stock

Cornerstone Planning Group LLC's Holding History (CIK: 0001822587)

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

Q3 2025

Shares 14 Value ($000) $2 Avg Close $138.73 Range $125.27 - $150.98

Q2 2025

Shares 6 Value ($000) $1 Avg Close $129.30 Range $114.61 - $138.84

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	14	$2	$138.73	$125.27 - $150.98
Q2 2025	6	$1	$129.30	$114.61 - $138.84