COMPASS MINERALS INTL INC

Ticker: CMP CUSIP: 20451N101 Class: Common Stock

Ballentine Partners, LLC's Holding History (CIK: 0001374889)

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

Q4 2025

Shares 18,816 Value ($000) $370 Avg Close $18.50 Range $16.40 - $21.43

Q3 2025

Shares 19,190 Value ($000) $368 Avg Close $19.87 Range $17.67 - $22.69

Q2 2025

Shares 18,880 Value ($000) $379 Avg Close $16.16 Range $8.60 - $20.96

Q1 2025

Shares 20,340 Value ($000) $189 Avg Close $11.42 Range $9.03 - $14.38

Q4 2024

Shares 21,559 Value ($000) $243 Avg Close $13.06 Range $10.33 - $15.82

Q3 2024

Shares 20,811 Value ($000) $250 Avg Close $10.60 Range $7.51 - $13.53

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	18,816	$370	$18.50	$16.40 - $21.43
Q3 2025	19,190	$368	$19.87	$17.67 - $22.69
Q2 2025	18,880	$379	$16.16	$8.60 - $20.96
Q1 2025	20,340	$189	$11.42	$9.03 - $14.38
Q4 2024	21,559	$243	$13.06	$10.33 - $15.82
Q3 2024	20,811	$250	$10.60	$7.51 - $13.53