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CIK 0001054905 · Large accelerated filer

INNOSPEC INC.

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Ticker
IOSP
Exchange
Nasdaq
Industry
Chemicals & Allied Products
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
981081725
Phone
7203556451
Business address
8310 SOUTH VALLEY HIGHWAY, SUITE 350, ENGLEWOOD, CO, 80112
Former names
OCTEL CORP
Open-market buys, last 90 days
$27,493
in 1 filing
Open-market sales, last 90 days
$0
in 0 filings

Net +$27,493. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. PARRETTE LESLIE J +$27K Director 1 filing

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-11-10 PARRETTE LESLIE J Director Purchase +345 $79.69 $27K 7,721
2026-10-01 BARNES CORBIN SVP, Corporate Dev and IR Grant or award · Phantom Stock +2,642 2,642
2026-10-01 GRIFFIN HARDY LOUIS III SVP, HUMAN RESOURCES Grant or award · Phantom Stock +2,685 2,685
2026-10-01 Cleminson Ian EVP & CFO Grant or award · Phantom Stock +4,792 4,792
2026-10-01 MCROBBIE IAN MALCOLM Senior VP R&T Grant or award · Phantom Stock +3,164 3,164
2026-10-01 Jones David B. SVP, GC & CCO Grant or award · Phantom Stock +3,188 3,188
2026-10-01 Williams Patrick PRESIDENT & CEO Grant or award · Phantom Stock +22,203 22,203
2026-03-03 Jones David B. SVP, GC & CCO Sale −1,028 $75.64 $78K 14,693
2026-02-27 Blackmore Milton C Director Sale −287 $76.30 $22K 10,837
2026-02-27 Blackmore Milton C Director Sale −307 $76.79 $24K 10,530
2026-02-27 PADFIELD Larry Director Sale −287 $76.30 $22K 9,760
2026-02-27 PADFIELD Larry Director Sale −307 $76.79 $24K 9,453
2026-02-27 Poccia Claudia Director Sale −57 $76.30 $4K 6,570
2026-02-27 Poccia Claudia Director Sale −62 $76.79 $5K 6,508
2026-02-27 LANDLESS DAVID Director Sale −287 $76.30 $22K 7,939
2026-02-27 LANDLESS DAVID Director Sale −307 $76.79 $24K 7,632
2026-02-27 Cleminson Ian EVP & CFO Sale −1,149 $76.30 $88K 21,588
2026-02-27 Cleminson Ian EVP & CFO Sale −1,231 $76.79 $95K 20,357
2026-02-27 Blackmore Milton C Director Sale −594 $76.56 $45K 10,530
2026-02-27 PADFIELD Larry Director Sale −594 $76.56 $45K 9,453

Page 1 of 8 · 149 trades