INNOSPEC INC. (IOSP)

Latest Insider Confidence Score

2026Q1

51.4
Bullish

Company insider confidence (by quarter)

2010Q2 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Tontine 25 Overseas Master Fund, L.P. 10% Owner 3,008,651 Feb 7, 2011
Tontine Capital Overseas GP, LLC 10% Owner 3,008,651 Dec 3, 2010
Tontine Capital Overseas Master Fund, L.P. 10% Owner 3,008,651 Dec 3, 2010
Gendell Jeffrey L Et Al 10% Owner 2,363,651 Jun 28, 2011
Tontine Capital Partners L P 10% Owner 2,363,651 Jun 28, 2011

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Feb 27, 2026 Mar 6, 2026 Blackmore Milton C Director Sell 26.3 -594 -5.34% ✗ $45.5K
Feb 27, 2026 Mar 6, 2026 PADFIELD Larry Director Sell 26.3 -594 -5.91% ✗ $45.5K
Feb 27, 2026 Mar 6, 2026 Poccia Claudia Director Sell 27.5 -119 -1.80% ✗ $9.1K
Feb 27, 2026 Mar 6, 2026 LANDLESS DAVID Director Sell 26.3 -594 -7.22% ✗ $45.5K
Feb 27, 2026 Mar 6, 2026 Cleminson Ian CFO Sell 22.5 -2,380 -10.47% ✗ $182.2K
Feb 27, 2026 Mar 3, 2026 Blackmore Milton C Director Sell 26.3 -594 -5.34% ✗ $45.5K
Feb 27, 2026 Mar 3, 2026 PADFIELD Larry Director Sell 26.3 -594 -5.91% ✗ $45.5K
Feb 27, 2026 Mar 3, 2026 Poccia Claudia Director Sell 47.5 -119 -1.80% ✗ $9.1K
Feb 27, 2026 Mar 3, 2026 GRIFFIN HARDY LOUIS III SVP, HUMAN RESOURCES Sell 26.3 -401 -3.80% ✗ $31.4K
Feb 27, 2026 Mar 3, 2026 LANDLESS DAVID Director Sell 26.3 -594 -7.22% ✗ $45.5K
Feb 27, 2026 Mar 3, 2026 Jones David B. SVP, GC & CCO Sell 22.5 -1,903 -11.47% ✗ $146.3K
Feb 27, 2026 Mar 3, 2026 BARNES CORBIN SVP, Corporate Dev and IR Sell 26.3 -166 -1.25% ✗ $13K
Feb 27, 2026 Mar 3, 2026 Cleminson Ian CFO Sell 22.5 -2,380 -10.47% ✗ $182.2K
Feb 27, 2026 Mar 3, 2026 Williams Patrick CEO Sell 20.0 -7,966 -3.33% ✗ $624.1K
Feb 23, 2026 Feb 25, 2026 BARNES CORBIN SVP, Corporate Dev and IR Neutral 90.0 +2,481 23.05% ✗ -
Feb 23, 2026 Feb 25, 2026 GRIFFIN HARDY LOUIS III SVP, HUMAN RESOURCES Neutral 90.0 +2,521 31.35% ✗ -
Feb 23, 2026 Feb 25, 2026 Cleminson Ian CFO Neutral 90.0 +4,499 24.67% ✗ -
Feb 23, 2026 Feb 25, 2026 Williams Patrick CEO Neutral 85.0 +20,846 9.53% ✗ -
Feb 23, 2026 Feb 25, 2026 Jones David B. SVP, GC & CCO Neutral 90.0 +2,993 22.00% ✗ -
Feb 23, 2026 Feb 25, 2026 Blair Graeme Head of Group Finance Neutral 52.5 - 0.00% ✗ -
Feb 23, 2026 Feb 25, 2026 MCROBBIE IAN MALCOLM Senior VP R&T Neutral 52.5 - 0.00% ✗ -
Feb 23, 2026 Feb 25, 2026 Arnold Elizabeth K Director Neutral 90.0 +1,539 31.82% ✗ -
Feb 23, 2026 Feb 24, 2026 PARRETTE LESLIE J Director Neutral 90.0 +1,539 26.37% ✗ -
Feb 23, 2026 Feb 24, 2026 LANDLESS DAVID Director Neutral 90.0 +1,539 23.01% ✗ -
Feb 23, 2026 Feb 24, 2026 Poccia Claudia Director Neutral 90.0 +1,539 30.25% ✗ -
Feb 20, 2026 Feb 24, 2026 Blackmore Milton C Director Sell 87.5 +509 4.80% ✗ $84.3K
Feb 20, 2026 Feb 24, 2026 PADFIELD Larry Director Sell 90.0 +509 5.34% ✗ $84.3K
Feb 16, 2026 Feb 18, 2026 BARNES CORBIN SVP, Corporate Dev and IR Neutral 90.0 +1,730 19.15% ✗ -
Feb 16, 2026 Feb 18, 2026 GRIFFIN HARDY LOUIS III SVP, HUMAN RESOURCES Neutral 90.0 +1,299 19.27% ✗ -
Feb 16, 2026 Feb 18, 2026 Cleminson Ian CFO Neutral 90.0 +2,380 15.01% ✗ -
Feb 16, 2026 Feb 18, 2026 Williams Patrick CEO Neutral 85.0 +18,966 9.50% ✗ -
Feb 16, 2026 Feb 18, 2026 Jones David B. SVP, GC & CCO Neutral 90.0 +1,903 16.26% ✗ -
May 30, 2025 Feb 17, 2026 BARNES CORBIN SVP, Corporate Dev and IR Buy 60.0 +36 0.41% ✗ $2.9K
Nov 14, 2025 Nov 17, 2025 PARRETTE LESLIE J Director Buy 86.3 +340 6.19% ✗ $25.2K
May 13, 2025 May 15, 2025 PARRETTE LESLIE J Director Sell 46.3 -446 -7.50% ✗ $40.4K
May 13, 2025 May 15, 2025 GRIFFIN HARDY LOUIS III SVP, HUMAN RESOURCES Sell 22.5 -600 -8.17% ✗ $54.9K
May 13, 2025 May 15, 2025 BARNES CORBIN SVP, Corporate Dev and IR Sell 22.5 -740 -7.60% ✗ $67.7K
Mar 3, 2025 Mar 4, 2025 Williams Patrick CEO Sell 17.5 -12,723 -5.99% ✗ $1.3M
Mar 3, 2025 Mar 4, 2025 Cleminson Ian CFO Sell 20.0 -4,275 -21.23% ✗ $431.7K
Feb 24, 2025 Feb 27, 2025 MCROBBIE IAN MALCOLM Senior VP R&T Neutral 52.5 - 0.00% ✗ -
Feb 24, 2025 Feb 27, 2025 Blair Graeme Head of Group Finance Neutral 52.5 - 0.00% ✗ -
Feb 21, 2025 Feb 27, 2025 BARNES CORBIN SVP, Corporate Dev and IR Sell 91.3 +1,487 18.02% ✗ $20.4K
Feb 21, 2025 Feb 27, 2025 GRIFFIN HARDY LOUIS III SVP, HUMAN RESOURCES Sell 91.3 +1,561 27.00% ✗ $12.3K
Feb 24, 2025 Feb 27, 2025 Poccia Claudia Director Neutral 90.0 +1,209 31.17% ✗ -
Feb 24, 2025 Feb 27, 2025 PARRETTE LESLIE J Director Neutral 90.0 +1,209 25.54% ✗ -
Feb 24, 2025 Feb 27, 2025 PADFIELD Larry Director Neutral 90.0 +1,209 16.56% ✗ -
Feb 24, 2025 Feb 27, 2025 LANDLESS DAVID Director Neutral 90.0 +1,209 22.07% ✗ -
Feb 24, 2025 Feb 27, 2025 Blackmore Milton C Director Neutral 90.0 +1,209 14.43% ✗ -
Feb 24, 2025 Feb 27, 2025 Arnold Elizabeth K Director Neutral 90.0 +1,209 33.32% ✗ -
Feb 24, 2025 Feb 27, 2025 Williams Patrick CEO Neutral 85.0 +14,743 7.46% ✗ -
Feb 24, 2025 Feb 27, 2025 Cleminson Ian CFO Neutral 90.0 +2,862 16.57% ✗ -
Feb 24, 2025 Feb 27, 2025 Jones David B. SVP, GC & CCO Neutral 90.0 +2,036 21.07% ✗ -
Feb 24, 2025 Feb 26, 2025 BARNES CORBIN SVP, Corporate Dev and IR Sell 22.5 -598 -6.91% ✗ $61.6K
Feb 21, 2025 Feb 25, 2025 Cleminson Ian CFO Neutral 90.0 +4,275 32.89% ✗ -
Feb 21, 2025 Feb 25, 2025 Williams Patrick CEO Neutral 90.0 +30,292 18.10% ✗ -
Feb 21, 2025 Feb 25, 2025 PADFIELD Larry Director Sell 46.3 -196 -2.62% ✗ $20.2K
Feb 21, 2025 Feb 25, 2025 GRIFFIN HARDY LOUIS III SVP, HUMAN RESOURCES Sell 95.0 +1,137 25.14% ✗ $51.3K
Feb 21, 2025 Feb 25, 2025 LANDLESS DAVID Director Sell 26.3 -306 -5.29% ✗ $32.2K
Feb 21, 2025 Feb 24, 2025 BOON PHILIP JOHN Executive VP Business Ops Sell 45.0 - 0.00% ✗ $387.8K
Feb 21, 2025 Feb 24, 2025 BARNES CORBIN SVP, Corporate Dev and IR Sell 45.0 - 0.00% ✗ $278.1K
Feb 21, 2025 Feb 24, 2025 Jones David B. SVP, GC & CCO Sell 45.0 - 0.00% ✗ $319.3K
Feb 21, 2025 Feb 24, 2025 Blackmore Milton C Director Sell 22.5 -652 -7.22% ✗ $67.4K
Nov 18, 2024 Jan 30, 2025 GRIFFIN HARDY LOUIS III SVP, HUMAN RESOURCES Sell 26.3 -161 -3.44% ✗ $18.9K
Nov 18, 2024 Jan 30, 2025 BARNES CORBIN SVP, Corporate Dev and IR Sell 26.3 -307 -3.67% ✗ $36.1K
Nov 22, 2024 Nov 25, 2024 Poccia Claudia Director Sell 26.3 -300 -7.18% ✗ $36K
Nov 13, 2024 Nov 14, 2024 Blackmore Milton C Director Sell 22.5 -1,035 -10.29% ✗ $127.2K
Aug 23, 2024 Aug 27, 2024 Cleminson Ian CFO Sell 17.5 -10,000 -43.49% ✗ $1.1M
Aug 13, 2024 Aug 14, 2024 PARRETTE LESLIE J Director Buy 83.8 +143 3.11% ✗ $15.1K
May 20, 2024 May 22, 2024 GRIFFIN HARDY LOUIS III SVP, HUMAN RESOURCES Sell 22.5 -525 -10.40% ✗ $68.1K
May 16, 2024 May 20, 2024 PARRETTE LESLIE J Director Buy 83.8 +189 4.29% ✗ $24.9K
May 14, 2024 May 16, 2024 BARNES CORBIN SVP, Corporate Dev and IR Sell 22.5 -1,110 -12.12% ✗ $143K
May 14, 2024 May 16, 2024 GRIFFIN HARDY LOUIS III SVP, HUMAN RESOURCES Sell 22.5 -989 -16.38% ✗ $127.4K
Mar 1, 2024 Mar 6, 2024 Jones David B. SVP, GC & CCO Sell 20.0 -2,500 -20.55% ✗ $314.5K
Feb 29, 2024 Mar 1, 2024 Cleminson Ian CFO Sell 22.5 -931 -3.89% ✗ $115.5K
Feb 29, 2024 Mar 1, 2024 Williams Patrick CEO Sell 20.0 -3,955 -2.31% ✗ $491.3K
Feb 26, 2024 Feb 28, 2024 PARRETTE LESLIE J Director Neutral 90.0 +782 21.60% ✗ -
Feb 26, 2024 Feb 28, 2024 LANDLESS DAVID Director Neutral 90.0 +782 15.63% ✗ -
Feb 26, 2024 Feb 28, 2024 Arnold Elizabeth K Director Neutral 90.0 +782 27.48% ✗ -
Feb 26, 2024 Feb 28, 2024 PALLER Robert I Director Neutral 85.0 +782 5.77% ✗ -
Feb 26, 2024 Feb 28, 2024 Poccia Claudia Director Neutral 90.0 +782 25.25% ✗ -
Feb 26, 2024 Feb 28, 2024 PADFIELD Larry Director Neutral 90.0 +782 11.65% ✗ -
Feb 26, 2024 Feb 28, 2024 Blackmore Milton C Director Neutral 85.0 +782 9.48% ✗ -
Feb 26, 2024 Feb 28, 2024 Williams Patrick CEO Sell 87.5 +2,549 1.55% ✗ $1.2M
Feb 26, 2024 Feb 28, 2024 MCROBBIE IAN MALCOLM Senior VP R&T Neutral 52.5 - 0.00% ✗ -
Feb 26, 2024 Feb 28, 2024 Blair Graeme Head of Group Finance Neutral 52.5 - 0.00% ✗ -
Feb 26, 2024 Feb 28, 2024 BOON PHILIP JOHN Executive VP Business Ops Neutral 85.0 +1,563 8.44% ✗ -
Feb 26, 2024 Feb 28, 2024 BARNES CORBIN SVP, Corporate Dev and IR Neutral 90.0 +1,306 16.63% ✗ -
Feb 26, 2024 Feb 28, 2024 Jones David B. SVP, GC & CCO Neutral 90.0 +1,533 14.42% ✗ -
Feb 26, 2024 Feb 28, 2024 GRIFFIN HARDY LOUIS III SVP, HUMAN RESOURCES Neutral 90.0 +1,037 20.74% ✗ -
Feb 26, 2024 Feb 28, 2024 Cleminson Ian CFO Neutral 85.0 +1,999 9.52% ✗ -
Feb 26, 2024 Feb 27, 2024 Williams Patrick CEO Sell 17.5 -9,667 -5.55% ✗ $1.2M
Feb 22, 2024 Feb 26, 2024 Williams Patrick CEO Sell 100.0 +18,016 11.53% ✗ $1.4M
Feb 22, 2024 Feb 26, 2024 GRIFFIN HARDY LOUIS III SVP, HUMAN RESOURCES Sell 47.5 - 0.00% ✗ $228.9K
Feb 22, 2024 Feb 26, 2024 BOON PHILIP JOHN Executive VP Business Ops Sell 45.0 - 0.00% ✗ $453.5K
Feb 22, 2024 Feb 26, 2024 Blackmore Milton C Director Sell 22.5 -601 -6.79% ✗ $73.4K
Feb 22, 2024 Feb 26, 2024 Cleminson Ian CFO Sell 20.0 -311 -1.46% ✗ $557.1K
Feb 22, 2024 Feb 23, 2024 LANDLESS DAVID Director Sell 26.3 -282 -5.34% ✗ $34.9K
Feb 22, 2024 Feb 23, 2024 BARNES CORBIN SVP, Corporate Dev and IR Sell 95.0 +1,181 17.70% ✗ $85.9K
Feb 22, 2024 Feb 23, 2024 Jones David B. SVP, GC & CCO Sell 82.5 +904 2.29% ✗ $227.7K
Feb 22, 2024 Feb 23, 2024 PARRETTE LESLIE J Director Buy 95.0 +410 12.77% ✗ $50.8K