Cashu Markets
Cashu
Markets
  • Terminal
  • Stocks
  • Spotlight
  • News
Log inSign Up
  1. Stocks
  2. Basic Materials
  3. NASDAQ
  4. IOSP

Market Cap: $2.31B

II

Innospec Inc.

IOSP
NASDAQ (NASDAQ Global Select)USD
Purchase IOSP
OverviewNewsAnalyst ReportsFinancialsPolitician TradesInsider TradesExecutivePatentsEarnings Surprise
Cashu Markets
Cashu
Markets

By Cashu Markets. Providing market news, analysis, and research for investors worldwide.

Company

StocksAbout Cashu MarketsBrokersContact

Legal

Terms of ServicePrivacy Policy

© 2026 Cashu Technologies Pty Ltd. All rights reserved. Cashu Markets is a trademark of Cashu Technologies Pty Ltd.

The content published on Cashu Markets is for informational purposes only and should not be construed as investment advice, a recommendation, or an offer to buy or sell any securities. All opinions expressed are those of the authors and do not reflect the official position of Cashu Technologies Pty Ltd or its affiliates. Past performance is not indicative of future results. Investing involves risk, including the possible loss of principal. Always conduct your own research and consult with a qualified financial advisor before making any investment decisions.

Cashu Markets and its contributors may hold positions in securities mentioned in published content. Any such holdings will be disclosed at the time of publication. Market data is provided on an "as-is" basis and may be delayed. Cashu Technologies Pty Ltd does not guarantee the accuracy, completeness, or timeliness of any information presented.

Insider Trades

iosp
2 months ago

Bausch Shelley J bought 0 shares of IOSP on 1 July. They now own 0 IOSP shares.

Bausch Shelley J bought IOSP
iosp•officer: SVP, GC & CCO
6 months ago

Jones David B. sold 1,028 shares of IOSP on 3 March. They now own 14,693 IOSP shares.

Jones David B. sold IOSP
iosp•officer: EVP & CFO
6 months ago

Cleminson Ian sold 2,380 shares of IOSP on 27 February. They now own 20,357 IOSP shares.

Cleminson Ian sold IOSP
iosp•director
6 months ago

Blackmore Milton C sold 287 shares of IOSP on 27 February. They now own 10,837 IOSP shares.

Blackmore Milton C sold IOSP
iosp•director
6 months ago

Landless David sold 594 shares of IOSP on 27 February. They now own 7,632 IOSP shares.

Landless David sold IOSP
iosp•director
6 months ago

Poccia Claudia sold 119 shares of IOSP on 27 February. They now own 6,508 IOSP shares.

Poccia Claudia sold IOSP
iosp•director
6 months ago

Padfield Larry sold 307 shares of IOSP on 27 February. They now own 9,453 IOSP shares.

Padfield Larry sold IOSP
iosp•director
6 months ago

Poccia Claudia sold 57 shares of IOSP on 27 February. They now own 6,570 IOSP shares.

Poccia Claudia sold IOSP
iosp•officer: EVP & CFO
6 months ago

Cleminson Ian sold 1,149 shares of IOSP on 27 February. They now own 21,588 IOSP shares.

Cleminson Ian sold IOSP
iosp•director
6 months ago

Padfield Larry sold 594 shares of IOSP on 27 February. They now own 9,453 IOSP shares.

Padfield Larry sold IOSP
iosp•officer: SVP, HUMAN RESOURCES
6 months ago

Griffin Hardy Louis Iii sold 401 shares of IOSP on 27 February. They now own 10,161 IOSP shares.

Griffin Hardy Louis Iii sold IOSP
iosp•director
6 months ago

Poccia Claudia sold 62 shares of IOSP on 27 February. They now own 6,508 IOSP shares.

Poccia Claudia sold IOSP
iosp•director
6 months ago

Blackmore Milton C sold 594 shares of IOSP on 27 February. They now own 10,530 IOSP shares.

Blackmore Milton C sold IOSP
iosp•director
6 months ago

Padfield Larry sold 287 shares of IOSP on 27 February. They now own 9,760 IOSP shares.

Padfield Larry sold IOSP
iosp•officer: SVP, Corporate Dev and IR
6 months ago

Barnes Corbin sold 166 shares of IOSP on 27 February. They now own 13,079.612 IOSP shares.

Barnes Corbin sold IOSP
iosp•director
6 months ago

Landless David sold 307 shares of IOSP on 27 February. They now own 7,632 IOSP shares.

Landless David sold IOSP
iosp•officer: PRESIDENT & CEO
6 months ago

Williams Patrick sold 7,966 shares of IOSP on 27 February. They now own 231,535 IOSP shares.

Williams Patrick sold IOSP
iosp•director
6 months ago

Blackmore Milton C sold 307 shares of IOSP on 27 February. They now own 10,530 IOSP shares.

Blackmore Milton C sold IOSP
iosp•officer: EVP & CFO
6 months ago

Cleminson Ian sold 1,231 shares of IOSP on 27 February. They now own 20,357 IOSP shares.

Cleminson Ian sold IOSP
iosp•officer: SVP, GC & CCO
6 months ago

Jones David B. sold 875 shares of IOSP on 27 February. They now own 15,721 IOSP shares.

Jones David B. sold IOSP
iosp•director
6 months ago

Landless David sold 287 shares of IOSP on 27 February. They now own 7,939 IOSP shares.

Landless David sold IOSP
iosp•director
6 months ago

Landless David bought 1,539 shares of IOSP on 23 February. They now own 8,226 IOSP shares.

Landless David bought IOSP
iosp•officer: Senior VP R&T
6 months ago

Mcrobbie Ian Malcolm bought 2,228 shares of IOSP on 23 February. They now own 2,228 IOSP shares.

Mcrobbie Ian Malcolm bought IOSP
iosp•officer: SVP, HUMAN RESOURCES
6 months ago

Griffin Hardy Louis Iii bought 2,521 shares of IOSP on 23 February. They now own 10,562 IOSP shares.

Griffin Hardy Louis Iii bought IOSP
iosp•officer: Head of Group Finance
6 months ago

Blair Graeme bought 520 shares of IOSP on 23 February. They now own 520 IOSP shares.

Blair Graeme bought IOSP
iosp•director
6 months ago

Parrette Leslie J bought 1,539 shares of IOSP on 23 February. They now own 7,376 IOSP shares.

Parrette Leslie J bought IOSP
iosp•officer: SVP, GC & CCO
6 months ago

Jones David B. bought 2,993 shares of IOSP on 23 February. They now own 16,596 IOSP shares.

Jones David B. bought IOSP
iosp•director
6 months ago

Blackmore Milton C bought 1,539 shares of IOSP on 23 February. They now own 11,124 IOSP shares.

Blackmore Milton C bought IOSP
iosp•officer: EVP & CFO
6 months ago

Cleminson Ian bought 4,499 shares of IOSP on 23 February. They now own 22,737 IOSP shares.

Cleminson Ian bought IOSP
iosp•director
6 months ago

Poccia Claudia bought 1,539 shares of IOSP on 23 February. They now own 6,627 IOSP shares.

Poccia Claudia bought IOSP
iosp•director
6 months ago

Arnold Elizabeth K bought 1,539 shares of IOSP on 23 February. They now own 6,376 IOSP shares.

Arnold Elizabeth K bought IOSP
iosp•officer: SVP, Corporate Dev and IR
6 months ago

Barnes Corbin bought 2,481 shares of IOSP on 23 February. They now own 13,245.612 IOSP shares.

Barnes Corbin bought IOSP
iosp•director
6 months ago

Padfield Larry bought 1,539 shares of IOSP on 23 February. They now own 10,047 IOSP shares.

Padfield Larry bought IOSP
iosp•officer: PRESIDENT & CEO
6 months ago

Williams Patrick bought 20,846 shares of IOSP on 23 February. They now own 239,501 IOSP shares.

Williams Patrick bought IOSP
iosp•director
6 months ago

Blackmore Milton C sold 1,030 shares of IOSP on 20 February. They now own 9,585 IOSP shares.

Blackmore Milton C sold IOSP
iosp•director
6 months ago

Blackmore Milton C bought 1,030 shares of IOSP on 20 February. They now own 10,615 IOSP shares.

Blackmore Milton C bought IOSP
iosp•director
6 months ago

Padfield Larry bought 1,030 shares of IOSP on 20 February. They now own 9,538 IOSP shares.

Padfield Larry bought IOSP
iosp•director
6 months ago

Padfield Larry sold 1,030 shares of IOSP on 20 February. They now own 8,508 IOSP shares.

Padfield Larry sold IOSP
iosp•director
6 months ago

Padfield Larry sold 1,030 shares of IOSP on 20 February. They now own 0 IOSP shares.

Padfield Larry sold IOSP
iosp•director
6 months ago

Blackmore Milton C sold 1,030 shares of IOSP on 20 February. They now own 0 IOSP shares.

Blackmore Milton C sold IOSP
iosp•officer: SVP, GC & CCO
6 months ago

Jones David B. bought 1,903 shares of IOSP on 16 February. They now own 13,603 IOSP shares.

Jones David B. bought IOSP
iosp•officer: PRESIDENT & CEO
6 months ago

Williams Patrick bought 18,966 shares of IOSP on 16 February. They now own 218,655 IOSP shares.

Williams Patrick bought IOSP
iosp•officer: EVP & CFO
6 months ago

Cleminson Ian bought 2,380 shares of IOSP on 16 February. They now own 18,238 IOSP shares.

Cleminson Ian bought IOSP
iosp•officer: SVP, HUMAN RESOURCES
6 months ago

Griffin Hardy Louis Iii bought 1,299 shares of IOSP on 16 February. They now own 8,041 IOSP shares.

Griffin Hardy Louis Iii bought IOSP
iosp•officer: SVP, Corporate Dev and IR
6 months ago

Barnes Corbin bought 1,730 shares of IOSP on 16 February. They now own 10,764.612 IOSP shares.

Barnes Corbin bought IOSP
iosp
8 months ago

Barnes Corbin bought 0 shares of IOSP on 31 December. They now own 0 IOSP shares.

Barnes Corbin bought IOSP
iosp•director
9 months ago

Parrette Leslie J bought 340 shares of IOSP on 14 November. They now own 5,837 IOSP shares.

Parrette Leslie J bought IOSP
iosp•director
over 1 year ago

Parrette Leslie J sold 176 shares of IOSP on 13 May. They now own 5,497 IOSP shares.

Parrette Leslie J sold IOSP
iosp•officer: SVP, Corporate Dev and IR
over 1 year ago

Barnes Corbin sold 740 shares of IOSP on 13 May. They now own 8,998 IOSP shares.

Barnes Corbin sold IOSP
iosp•director
over 1 year ago

Parrette Leslie J sold 270 shares of IOSP on 13 May. They now own 5,673 IOSP shares.

Parrette Leslie J sold IOSP
iosp•officer: SVP, HUMAN RESOURCES
over 1 year ago

Griffin Hardy Louis Iii sold 600 shares of IOSP on 13 May. They now own 6,742 IOSP shares.

Griffin Hardy Louis Iii sold IOSP
iosp•officer: PRESIDENT & CEO
over 1 year ago

Williams Patrick sold 12,723 shares of IOSP on 3 March. They now own 199,689 IOSP shares.

Williams Patrick sold IOSP
iosp•officer: EVP & CFO
over 1 year ago

Cleminson Ian sold 4,275 shares of IOSP on 3 March. They now own 15,858 IOSP shares.

Cleminson Ian sold IOSP
iosp•officer: PRESIDENT & CEO
over 1 year ago

Williams Patrick bought 14,743 shares of IOSP on 24 February. They now own 212,412 IOSP shares.

Williams Patrick bought IOSP
iosp•officer: SVP, HUMAN RESOURCES
over 1 year ago

Griffin Hardy Louis Iii bought 1,682 shares of IOSP on 24 February. They now own 7,342 IOSP shares.

Griffin Hardy Louis Iii bought IOSP
iosp•director
over 1 year ago

Blackmore Milton C bought 1,209 shares of IOSP on 24 February. They now own 9,585 IOSP shares.

Blackmore Milton C bought IOSP
iosp•officer: Head of Group Finance
over 1 year ago

Blair Graeme bought 300 shares of IOSP on 24 February. They now own 300 IOSP shares.

Blair Graeme bought IOSP
iosp•officer: Senior VP R&T
over 1 year ago

Mcrobbie Ian Malcolm bought 1,560 shares of IOSP on 24 February. They now own 1,560 IOSP shares.

Mcrobbie Ian Malcolm bought IOSP
iosp•officer: SVP, Corporate Dev and IR
over 1 year ago

Barnes Corbin sold 598 shares of IOSP on 24 February. They now own 8,051 IOSP shares.

Barnes Corbin sold IOSP
iosp•director
over 1 year ago

Landless David bought 1,209 shares of IOSP on 24 February. They now own 6,687 IOSP shares.

Landless David bought IOSP
iosp•director
over 1 year ago

Poccia Claudia bought 1,209 shares of IOSP on 24 February. They now own 5,088 IOSP shares.

Poccia Claudia bought IOSP
iosp•officer: SVP, Corporate Dev and IR
over 1 year ago

Barnes Corbin bought 1,687 shares of IOSP on 24 February. They now own 9,738 IOSP shares.

Barnes Corbin bought IOSP
iosp•officer: SVP, Corporate Dev and IR
over 1 year ago

Barnes Corbin sold 598 shares of IOSP on 24 February. They now own 0 IOSP shares.

Barnes Corbin sold IOSP
iosp•officer: VP & CFO
over 1 year ago

Cleminson Ian bought 2,862 shares of IOSP on 24 February. They now own 20,133 IOSP shares.

Cleminson Ian bought IOSP
iosp•director
over 1 year ago

Padfield Larry bought 1,209 shares of IOSP on 24 February. They now own 8,508 IOSP shares.

Padfield Larry bought IOSP
iosp•director
over 1 year ago

Parrette Leslie J bought 1,209 shares of IOSP on 24 February. They now own 5,943 IOSP shares.

Parrette Leslie J bought IOSP
iosp•director
over 1 year ago

Arnold Elizabeth K bought 1,209 shares of IOSP on 24 February. They now own 4,837 IOSP shares.

Arnold Elizabeth K bought IOSP
iosp•officer: SVP, Corporate Dev and IR
over 1 year ago

Barnes Corbin bought 598 shares of IOSP on 24 February. They now own 8,649 IOSP shares.

Barnes Corbin bought IOSP
iosp•officer: SVP, GC & CCO
over 1 year ago

Jones David B. bought 2,036 shares of IOSP on 24 February. They now own 11,700 IOSP shares.

Jones David B. bought IOSP
iosp•director
over 1 year ago

Landless David sold 306 shares of IOSP on 21 February. They now own 5,478 IOSP shares.

Landless David sold IOSP
iosp•officer: Executive VP Business Ops
over 1 year ago

Boon Philip John bought 3,754 shares of IOSP on 21 February. They now own 23,833 IOSP shares.

Boon Philip John bought IOSP
iosp•officer: VP & CFO
over 1 year ago

Cleminson Ian bought 4,275 shares of IOSP on 21 February. They now own 17,271 IOSP shares.

Cleminson Ian bought IOSP
iosp•officer: SVP, HUMAN RESOURCES
over 1 year ago

Griffin Hardy Louis Iii sold 121 shares of IOSP on 21 February. They now own 5,660 IOSP shares.

Griffin Hardy Louis Iii sold IOSP
iosp•officer: SVP, Corporate Dev and IR
over 1 year ago

Barnes Corbin sold 2,692 shares of IOSP on 21 February. They now own 8,051 IOSP shares.

Barnes Corbin sold IOSP
iosp•director
over 1 year ago

Padfield Larry sold 196 shares of IOSP on 21 February. They now own 7,299 IOSP shares.

Padfield Larry sold IOSP
iosp•officer: SVP, Corporate Dev and IR
over 1 year ago

Barnes Corbin sold 200 shares of IOSP on 21 February. They now own 8,051 IOSP shares.

Barnes Corbin sold IOSP
iosp•officer: PRESIDENT & CEO
over 1 year ago

Williams Patrick bought 30,292 shares of IOSP on 21 February. They now own 197,669 IOSP shares.

Williams Patrick bought IOSP
iosp•officer: SVP, Corporate Dev and IR
over 1 year ago

Barnes Corbin bought 2,692 shares of IOSP on 21 February. They now own 10,743 IOSP shares.

Barnes Corbin bought IOSP
iosp•officer: SVP, HUMAN RESOURCES
over 1 year ago

Griffin Hardy Louis Iii sold 121 shares of IOSP on 21 February. They now own 0 IOSP shares.

Griffin Hardy Louis Iii sold IOSP
iosp•officer: SVP, Corporate Dev and IR
over 1 year ago

Barnes Corbin bought 200 shares of IOSP on 21 February. They now own 8,251 IOSP shares.

Barnes Corbin bought IOSP
iosp•officer: SVP, HUMAN RESOURCES
over 1 year ago

Griffin Hardy Louis Iii bought 121 shares of IOSP on 21 February. They now own 5,781 IOSP shares.

Griffin Hardy Louis Iii bought IOSP
iosp•officer: SVP, HUMAN RESOURCES
over 1 year ago

Griffin Hardy Louis Iii bought 1,625 shares of IOSP on 21 February. They now own 6,148 IOSP shares.

Griffin Hardy Louis Iii bought IOSP
iosp•officer: SVP, GC & CCO
over 1 year ago

Jones David B. sold 3,091 shares of IOSP on 21 February. They now own 9,664 IOSP shares.

Jones David B. sold IOSP
iosp•officer: Executive VP Business Ops
over 1 year ago

Boon Philip John sold 3,754 shares of IOSP on 21 February. They now own 20,079 IOSP shares.

Boon Philip John sold IOSP
iosp•officer: SVP, HUMAN RESOURCES
over 1 year ago

Griffin Hardy Louis Iii sold 488 shares of IOSP on 21 February. They now own 5,660 IOSP shares.

Griffin Hardy Louis Iii sold IOSP
iosp•officer: SVP, GC & CCO
over 1 year ago

Jones David B. bought 3,091 shares of IOSP on 21 February. They now own 12,755 IOSP shares.

Jones David B. bought IOSP
iosp•director
over 1 year ago

Blackmore Milton C sold 652 shares of IOSP on 21 February. They now own 8,376 IOSP shares.

Blackmore Milton C sold IOSP
iosp•officer: SVP, Corporate Dev and IR
over 1 year ago

Barnes Corbin sold 200 shares of IOSP on 21 February. They now own 0 IOSP shares.

Barnes Corbin sold IOSP
iosp•director
almost 2 years ago

Poccia Claudia sold 300 shares of IOSP on 22 November. They now own 0 IOSP shares.

Poccia Claudia sold IOSP
iosp•director
almost 2 years ago

Poccia Claudia sold 300 shares of IOSP on 22 November. They now own 3,879 IOSP shares.

Poccia Claudia sold IOSP
iosp•director
almost 2 years ago

Poccia Claudia bought 300 shares of IOSP on 22 November. They now own 4,179 IOSP shares.

Poccia Claudia bought IOSP
iosp•officer: SVP, HUMAN RESOURCES
almost 2 years ago

Griffin Hardy Louis Iii sold 161 shares of IOSP on 18 November. They now own 4,523 IOSP shares.

Griffin Hardy Louis Iii sold IOSP
iosp•officer: SVP, Corporate Dev and IR
almost 2 years ago

Barnes Corbin sold 307 shares of IOSP on 18 November. They now own 8,051 IOSP shares.

Barnes Corbin sold IOSP
iosp•director
almost 2 years ago

Blackmore Milton C sold 1,035 shares of IOSP on 13 November. They now own 9,028 IOSP shares.

Blackmore Milton C sold IOSP
iosp•director
almost 2 years ago

Blackmore Milton C bought 1,035 shares of IOSP on 13 November. They now own 10,063 IOSP shares.

Blackmore Milton C bought IOSP
iosp•director
almost 2 years ago

Blackmore Milton C sold 1,035 shares of IOSP on 13 November. They now own 0 IOSP shares.

Blackmore Milton C sold IOSP
iosp•officer: VP & CFO
almost 2 years ago

Cleminson Ian sold 1,209 shares of IOSP on 26 August. They now own 13,196 IOSP shares.

Cleminson Ian sold IOSP
iosp•officer: VP & CFO
almost 2 years ago

Cleminson Ian sold 200 shares of IOSP on 26 August. They now own 12,996 IOSP shares.

Cleminson Ian sold IOSP
iosp•officer: VP & CFO
almost 2 years ago

Cleminson Ian sold 1,989 shares of IOSP on 26 August. They now own 14,405 IOSP shares.

Cleminson Ian sold IOSP
iosp•officer: VP & CFO
2 years ago

Cleminson Ian sold 6,602 shares of IOSP on 23 August. They now own 16,394 IOSP shares.

Cleminson Ian sold IOSP
iosp•director
2 years ago

Parrette Leslie J bought 143 shares of IOSP on 13 August. They now own 4,734 IOSP shares.

Parrette Leslie J bought IOSP
iosp•officer: SVP, HUMAN RESOURCES
over 2 years ago

Griffin Hardy Louis Iii sold 525 shares of IOSP on 20 May. They now own 4,523 IOSP shares.

Griffin Hardy Louis Iii sold IOSP
iosp•director
over 2 years ago

Parrette Leslie J bought 189 shares of IOSP on 16 May. They now own 4,591 IOSP shares.

Parrette Leslie J bought IOSP
iosp•officer: SVP, HUMAN RESOURCES
over 2 years ago

Griffin Hardy Louis Iii sold 989 shares of IOSP on 14 May. They now own 5,048 IOSP shares.

Griffin Hardy Louis Iii sold IOSP
iosp•officer: SVP, Corporate Dev and IR
over 2 years ago

Barnes Corbin sold 1,110 shares of IOSP on 14 May. They now own 8,051 IOSP shares.

Barnes Corbin sold IOSP
iosp•officer: SVP, GC & CCO
over 2 years ago

Jones David B. sold 2,500 shares of IOSP on 1 March. They now own 9,664 IOSP shares.

Jones David B. sold IOSP
iosp•officer: VP & CFO
over 2 years ago

Cleminson Ian sold 931 shares of IOSP on 29 February. They now own 22,996 IOSP shares.

Cleminson Ian sold IOSP
iosp•officer: PRESIDENT & CEO
over 2 years ago

Williams Patrick bought 3,955 shares of IOSP on 29 February. They now own 171,171 IOSP shares.

Williams Patrick bought IOSP
iosp•officer: PRESIDENT & CEO
over 2 years ago

Williams Patrick sold 3,955 shares of IOSP on 29 February. They now own 167,216 IOSP shares.

Williams Patrick sold IOSP
iosp•officer: PRESIDENT & CEO
over 2 years ago

Williams Patrick sold 3,955 shares of IOSP on 29 February. They now own 0 IOSP shares.

Williams Patrick sold IOSP
iosp•officer: VP & CFO
over 2 years ago

Cleminson Ian bought 931 shares of IOSP on 29 February. They now own 23,927 IOSP shares.

Cleminson Ian bought IOSP
iosp•officer: VP & CFO
over 2 years ago

Cleminson Ian sold 931 shares of IOSP on 29 February. They now own 0 IOSP shares.

Cleminson Ian sold IOSP
iosp•officer: PRESIDENT & CEO
over 2 years ago

Williams Patrick sold 5,572 shares of IOSP on 27 February. They now own 167,216 IOSP shares.

Williams Patrick sold IOSP
iosp•officer: PRESIDENT & CEO
over 2 years ago

Williams Patrick sold 4,095 shares of IOSP on 27 February. They now own 172,788 IOSP shares.

Williams Patrick sold IOSP
iosp•officer: PRESIDENT & CEO
over 2 years ago

Williams Patrick sold 5,402 shares of IOSP on 26 February. They now own 164,767 IOSP shares.

Williams Patrick sold IOSP
iosp•director
over 2 years ago

Landless David bought 782 shares of IOSP on 26 February. They now own 5,784 IOSP shares.

Landless David bought IOSP
iosp•officer: Senior VP R&T
over 2 years ago

Mcrobbie Ian Malcolm bought 1,281 shares of IOSP on 26 February. They now own 1,281 IOSP shares.

Mcrobbie Ian Malcolm bought IOSP
iosp•officer: Head of Group Finance
over 2 years ago

Blair Graeme bought 228 shares of IOSP on 26 February. They now own 228 IOSP shares.

Blair Graeme bought IOSP
iosp•director
over 2 years ago

Padfield Larry bought 782 shares of IOSP on 26 February. They now own 7,495 IOSP shares.

Padfield Larry bought IOSP
iosp•officer: SVP, GC & CCO
over 2 years ago

Jones David B. bought 1,533 shares of IOSP on 26 February. They now own 12,164 IOSP shares.

Jones David B. bought IOSP
iosp•officer: SVP, Corporate Dev and IR
over 2 years ago

Barnes Corbin bought 1,306 shares of IOSP on 26 February. They now own 9,161 IOSP shares.

Barnes Corbin bought IOSP
iosp•officer: PRESIDENT & CEO
over 2 years ago

Williams Patrick sold 100 shares of IOSP on 26 February. They now own 164,667 IOSP shares.

Williams Patrick sold IOSP
iosp•officer: PRESIDENT & CEO
over 2 years ago

Williams Patrick sold 4,165 shares of IOSP on 26 February. They now own 170,169 IOSP shares.

Williams Patrick sold IOSP
iosp•officer: VP & CFO
over 2 years ago

Cleminson Ian bought 1,999 shares of IOSP on 26 February. They now own 22,996 IOSP shares.

Cleminson Ian bought IOSP
iosp•director
over 2 years ago

Parrette Leslie J bought 782 shares of IOSP on 26 February. They now own 4,402 IOSP shares.

Parrette Leslie J bought IOSP
iosp•director
over 2 years ago

Arnold Elizabeth K bought 782 shares of IOSP on 26 February. They now own 3,628 IOSP shares.

Arnold Elizabeth K bought IOSP
iosp•officer: PRESIDENT & CEO
over 2 years ago

Williams Patrick bought 12,216 shares of IOSP on 26 February. They now own 176,883 IOSP shares.

Williams Patrick bought IOSP
iosp•director
over 2 years ago

Paller Robert I bought 782 shares of IOSP on 26 February. They now own 14,343 IOSP shares.

Paller Robert I bought IOSP
iosp•director
over 2 years ago

Blackmore Milton C bought 782 shares of IOSP on 26 February. They now own 9,028 IOSP shares.

Blackmore Milton C bought IOSP
iosp•officer: Executive VP Business Ops
over 2 years ago

Boon Philip John bought 1,563 shares of IOSP on 26 February. They now own 20,079 IOSP shares.

Boon Philip John bought IOSP
iosp•officer: SVP, HUMAN RESOURCES
over 2 years ago

Griffin Hardy Louis Iii bought 1,037 shares of IOSP on 26 February. They now own 6,037 IOSP shares.

Griffin Hardy Louis Iii bought IOSP
iosp•director
over 2 years ago

Poccia Claudia bought 782 shares of IOSP on 26 February. They now own 3,879 IOSP shares.

Poccia Claudia bought IOSP
iosp•officer: PRESIDENT & CEO
over 2 years ago

Williams Patrick sold 2,757 shares of IOSP on 23 February. They now own 181,244 IOSP shares.

Williams Patrick sold IOSP
iosp•officer: PRESIDENT & CEO
over 2 years ago

Williams Patrick sold 6,899 shares of IOSP on 23 February. They now own 174,345 IOSP shares.

Williams Patrick sold IOSP
iosp•officer: PRESIDENT & CEO
over 2 years ago

Williams Patrick sold 11 shares of IOSP on 23 February. They now own 174,334 IOSP shares.

Williams Patrick sold IOSP
iosp•officer: VP & CFO
over 2 years ago

Cleminson Ian sold 311 shares of IOSP on 22 February. They now own 0 IOSP shares.

Cleminson Ian sold IOSP
iosp•officer: SVP, GC & CCO
over 2 years ago

Jones David B. bought 2,743 shares of IOSP on 22 February. They now own 11,728 IOSP shares.

Jones David B. bought IOSP
iosp•officer: PRESIDENT & CEO
over 2 years ago

Williams Patrick sold 1,318 shares of IOSP on 22 February. They now own 155,000 IOSP shares.

Williams Patrick sold IOSP
iosp•officer: SVP, GC & CCO
over 2 years ago

Jones David B. bought 609 shares of IOSP on 22 February. They now own 9,523 IOSP shares.

Jones David B. bought IOSP
iosp•officer: VP & CFO
over 2 years ago

Cleminson Ian bought 311 shares of IOSP on 22 February. They now own 21,308 IOSP shares.

Cleminson Ian bought IOSP
iosp•officer: SVP, HUMAN RESOURCES
over 2 years ago

Griffin Hardy Louis Iii bought 1,875 shares of IOSP on 22 February. They now own 6,875 IOSP shares.

Griffin Hardy Louis Iii bought IOSP
iosp•officer: SVP, GC & CCO
over 2 years ago

Jones David B. sold 538 shares of IOSP on 22 February. They now own 8,985 IOSP shares.

Jones David B. sold IOSP
iosp•officer: PRESIDENT & CEO
over 2 years ago

Williams Patrick bought 1,318 shares of IOSP on 22 February. They now own 156,318 IOSP shares.

Williams Patrick bought IOSP
iosp•officer: Executive VP Business Ops
over 2 years ago

Boon Philip John bought 3,715 shares of IOSP on 22 February. They now own 22,231 IOSP shares.

Boon Philip John bought IOSP
iosp•officer: PRESIDENT & CEO
over 2 years ago

Williams Patrick bought 29,001 shares of IOSP on 22 February. They now own 184,001 IOSP shares.

Williams Patrick bought IOSP
iosp•officer: Executive VP Business Ops
over 2 years ago

Boon Philip John sold 3,715 shares of IOSP on 22 February. They now own 18,516 IOSP shares.

Boon Philip John sold IOSP
iosp•officer: SVP, GC & CCO
over 2 years ago

Jones David B. sold 204 shares of IOSP on 22 February. They now own 8,985 IOSP shares.

Jones David B. sold IOSP
iosp•officer: SVP, HUMAN RESOURCES
over 2 years ago

Griffin Hardy Louis Iii sold 1,875 shares of IOSP on 22 February. They now own 5,000 IOSP shares.

Griffin Hardy Louis Iii sold IOSP
iosp•officer: VP & CFO
over 2 years ago

Cleminson Ian bought 4,190 shares of IOSP on 22 February. They now own 25,187 IOSP shares.

Cleminson Ian bought IOSP
iosp•director
over 2 years ago

Blackmore Milton C sold 601 shares of IOSP on 22 February. They now own 8,246 IOSP shares.

Blackmore Milton C sold IOSP
iosp•officer: SVP, GC & CCO
over 2 years ago

Jones David B. sold 609 shares of IOSP on 22 February. They now own 0 IOSP shares.

Jones David B. sold IOSP
iosp•director
over 2 years ago

Landless David sold 282 shares of IOSP on 22 February. They now own 5,002 IOSP shares.

Landless David sold IOSP
iosp•officer: SVP, Corporate Dev and IR
over 2 years ago

Barnes Corbin bought 1,875 shares of IOSP on 22 February. They now own 8,549 IOSP shares.

Barnes Corbin bought IOSP
iosp•officer: VP & CFO
over 2 years ago

Cleminson Ian sold 311 shares of IOSP on 22 February. They now own 20,997 IOSP shares.

Cleminson Ian sold IOSP
iosp•director
over 2 years ago

Parrette Leslie J bought 410 shares of IOSP on 22 February. They now own 3,620 IOSP shares.

Parrette Leslie J bought IOSP
iosp•officer: SVP, GC & CCO
over 2 years ago

Jones David B. sold 204 shares of IOSP on 22 February. They now own 0 IOSP shares.

Jones David B. sold IOSP
iosp•officer: VP & CFO
over 2 years ago

Cleminson Ian sold 4,190 shares of IOSP on 22 February. They now own 20,997 IOSP shares.

Cleminson Ian sold IOSP
iosp•officer: SVP, GC & CCO
over 2 years ago

Jones David B. bought 204 shares of IOSP on 22 February. They now own 9,189 IOSP shares.

Jones David B. bought IOSP
iosp•officer: SVP, Corporate Dev and IR
over 2 years ago

Barnes Corbin sold 694 shares of IOSP on 22 February. They now own 7,855 IOSP shares.

Barnes Corbin sold IOSP
iosp•officer: PRESIDENT & CEO
over 2 years ago

Williams Patrick sold 1,318 shares of IOSP on 22 February. They now own 0 IOSP shares.

Williams Patrick sold IOSP
iosp•officer: SVP, GC & CCO
over 2 years ago

Jones David B. sold 1,097 shares of IOSP on 22 February. They now own 10,631 IOSP shares.

Jones David B. sold IOSP
iosp•officer: SVP, GC & CCO
over 2 years ago

Jones David B. sold 189 shares of IOSP on 16 February. They now own 0 IOSP shares.

Jones David B. sold IOSP
iosp•officer: SVP, GC & CCO
over 2 years ago

Jones David B. bought 189 shares of IOSP on 16 February. They now own 6,603 IOSP shares.

Jones David B. bought IOSP
iosp•officer: SVP, GC & CCO
over 2 years ago

Jones David B. sold 497 shares of IOSP on 16 February. They now own 6,414 IOSP shares.

Jones David B. sold IOSP
iosp•officer: SVP, GC & CCO
over 2 years ago

Jones David B. bought 568 shares of IOSP on 16 February. They now own 6,911 IOSP shares.

Jones David B. bought IOSP
iosp•officer: SVP, GC & CCO
over 2 years ago

Jones David B. sold 568 shares of IOSP on 16 February. They now own 0 IOSP shares.

Jones David B. sold IOSP
iosp•officer: SVP, GC & CCO
over 2 years ago

Jones David B. sold 189 shares of IOSP on 16 February. They now own 6,414 IOSP shares.

Jones David B. sold IOSP
iosp•director
almost 3 years ago

Padfield Larry sold 977 shares of IOSP on 13 November. They now own 0 IOSP shares.

Padfield Larry sold IOSP
iosp•director
almost 3 years ago

Padfield Larry sold 977 shares of IOSP on 13 November. They now own 6,600 IOSP shares.

Padfield Larry sold IOSP
iosp•director
almost 3 years ago

Padfield Larry bought 977 shares of IOSP on 13 November. They now own 7,577 IOSP shares.

Padfield Larry bought IOSP
iosp•director
almost 3 years ago

Paller Robert I sold 977 shares of IOSP on 10 November. They now own 0 IOSP shares.

Paller Robert I sold IOSP
iosp•director
almost 3 years ago

Paller Robert I sold 447 shares of IOSP on 10 November. They now own 11,681 IOSP shares.

Paller Robert I sold IOSP
iosp•director
almost 3 years ago

Paller Robert I bought 977 shares of IOSP on 10 November. They now own 12,128 IOSP shares.

Paller Robert I bought IOSP
iosp•director
3 years ago

Poccia Claudia sold 283 shares of IOSP on 11 August. They now own 1,250 IOSP shares.

Poccia Claudia sold IOSP
iosp•director
3 years ago

Poccia Claudia bought 424 shares of IOSP on 11 August. They now own 1,533 IOSP shares.

Poccia Claudia bought IOSP
iosp•director
3 years ago

Poccia Claudia sold 424 shares of IOSP on 11 August. They now own 0 IOSP shares.

Poccia Claudia sold IOSP
iosp•director
over 3 years ago

Poccia Claudia bought 848 shares of IOSP on 22 May. They now own 1,448 IOSP shares.

Poccia Claudia bought IOSP
iosp•director
over 3 years ago

Poccia Claudia sold 339 shares of IOSP on 22 May. They now own 1,109 IOSP shares.

Poccia Claudia sold IOSP
iosp•director
over 3 years ago

Poccia Claudia bought 1,000 shares of IOSP on 22 May. They now own 1,000 IOSP shares.

Poccia Claudia bought IOSP
iosp•director
over 3 years ago

Poccia Claudia sold 848 shares of IOSP on 22 May. They now own 0 IOSP shares.

Poccia Claudia sold IOSP
iosp•director
over 3 years ago

Poccia Claudia sold 400 shares of IOSP on 22 May. They now own 600 IOSP shares.

Poccia Claudia sold IOSP
iosp•director
over 3 years ago

Padfield Larry sold 462 shares of IOSP on 12 May. They now own 6,600 IOSP shares.

Padfield Larry sold IOSP
iosp•director
over 3 years ago

Padfield Larry sold 1,108 shares of IOSP on 12 May. They now own 0 IOSP shares.

Padfield Larry sold IOSP
iosp•director
over 3 years ago

Padfield Larry bought 1,108 shares of IOSP on 12 May. They now own 7,062 IOSP shares.

Padfield Larry bought IOSP
iosp•director
over 3 years ago

Parrette Leslie J bought 515 shares of IOSP on 10 May. They now own 3,210 IOSP shares.

Parrette Leslie J bought IOSP
iosp•officer: SVP, Corporate Dev and IR
over 3 years ago

Barnes Corbin bought 400 shares of IOSP on 17 March. They now own 1,847 IOSP shares.

Barnes Corbin bought IOSP
iosp•officer: SVP, Corporate Dev and IR
over 3 years ago

Barnes Corbin bought 1,250 shares of IOSP on 7 March. They now own 1,447 IOSP shares.

Barnes Corbin bought IOSP
iosp•officer: VP & CFO
over 3 years ago

Cleminson Ian sold 2,787 shares of IOSP on 6 March. They now own 22,170 IOSP shares.

Cleminson Ian sold IOSP
iosp•officer: VP & CFO
over 3 years ago

Cleminson Ian sold 1,534 shares of IOSP on 6 March. They now own 24,957 IOSP shares.

Cleminson Ian sold IOSP
iosp•officer: VP & CFO
over 3 years ago

Cleminson Ian sold 5,223 shares of IOSP on 6 March. They now own 0 IOSP shares.

Cleminson Ian sold IOSP
iosp•officer: VP & CFO
over 3 years ago

Cleminson Ian bought 406 shares of IOSP on 6 March. They now own 21,674 IOSP shares.

Cleminson Ian bought IOSP
iosp•officer: VP & CFO
over 3 years ago

Cleminson Ian bought 5,223 shares of IOSP on 6 March. They now own 26,491 IOSP shares.

Cleminson Ian bought IOSP
iosp•officer: VP & CFO
over 3 years ago

Cleminson Ian bought 450 shares of IOSP on 6 March. They now own 21,718 IOSP shares.

Cleminson Ian bought IOSP
iosp•officer: VP & CFO
over 3 years ago

Cleminson Ian sold 450 shares of IOSP on 6 March. They now own 21,268 IOSP shares.

Cleminson Ian sold IOSP
iosp•officer: VP & CFO
over 3 years ago

Cleminson Ian sold 902 shares of IOSP on 6 March. They now own 21,268 IOSP shares.

Cleminson Ian sold IOSP
iosp•officer: PRESIDENT & CEO
over 3 years ago

Williams Patrick bought 3,967 shares of IOSP on 3 March. They now own 161,337 IOSP shares.

Williams Patrick bought IOSP
iosp•officer: PRESIDENT & CEO
over 3 years ago

Williams Patrick sold 3,853 shares of IOSP on 2 March. They now own 157,484 IOSP shares.

Williams Patrick sold IOSP
iosp•officer: PRESIDENT & CEO
over 3 years ago

Williams Patrick sold 6,293 shares of IOSP on 2 March. They now own 151,191 IOSP shares.

Williams Patrick sold IOSP
iosp•officer: PRESIDENT & CEO
over 3 years ago

Williams Patrick sold 1,294 shares of IOSP on 2 March. They now own 149,897 IOSP shares.

Williams Patrick sold IOSP
iosp•officer: VP & CFO
over 3 years ago

Cleminson Ian bought 450 shares of IOSP on 24 February. They now own 0 IOSP shares.

Cleminson Ian bought IOSP