INNOSPEC INC

Ticker: IOSP CUSIP: 45768S105 Class: Common Stock

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND's Holding History (CIK: 0001535845)

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

Q4 2025

Shares 68,049 Value ($000) $5,208 Avg Close $75.03 Range $70.10 - $79.81

Q3 2025

Shares 38,971 Value ($000) $3,007 Avg Close $82.49 Range $73.21 - $89.37

Q1 2025

Shares 13,000 Value ($000) $1,232 Avg Close $103.54 Range $91.98 - $114.58

Q4 2024

Shares 13,000 Value ($000) $1,431 Avg Close $111.62 Range $104.73 - $124.78

Q3 2024

Shares 13,000 Value ($000) $1,470 Avg Close $113.17 Range $101.07 - $129.81

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	68,049	$5,208	$75.03	$70.10 - $79.81
Q3 2025	38,971	$3,007	$82.49	$73.21 - $89.37
Q1 2025	13,000	$1,232	$103.54	$91.98 - $114.58
Q4 2024	13,000	$1,431	$111.62	$104.73 - $124.78
Q3 2024	13,000	$1,470	$113.17	$101.07 - $129.81