INNOSPEC INC

Ticker: IOSP CUSIP: 45768S105 Class: Common Stock

Nuveen, LLC's Holding History (CIK: 0001871926)

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

Q4 2025

Shares 502,603 Value ($000) $38,469 Avg Close $75.03 Range $70.10 - $79.81

Q3 2025

Shares 411,277 Value ($000) $31,734 Avg Close $82.49 Range $73.21 - $89.37

Q2 2025

Shares 296,012 Value ($000) $24,892 Avg Close $86.03 Range $78.60 - $94.32

Q1 2025

Shares 453,465 Value ($000) $42,966 Avg Close $103.54 Range $91.98 - $114.58

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	502,603	$38,469	$75.03	$70.10 - $79.81
Q3 2025	411,277	$31,734	$82.49	$73.21 - $89.37
Q2 2025	296,012	$24,892	$86.03	$78.60 - $94.32
Q1 2025	453,465	$42,966	$103.54	$91.98 - $114.58