Ian Cleminson serves as Executive at INNOSPEC INC., where they oversee executive responsibilities. Since joining the company, Ian Cleminson has executed 123 insider transactions totaling $7.2M, demonstrating a bearish approach to their equity position. Their most recent transaction on Feb 23, 2026 involved receiving (via award) 4,499 shares valued at $0.
Ian Cleminson currently holds 22,737 shares of INNOSPEC INC. (IOSP), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Ian Cleminson has been a net seller of IOSP stock. They have purchased $236.6K and sold $7.0M worth of shares.
Ian Cleminson's most recent insider trade was on Feb 23, 2026, when they sold 4,499 shares at $0.00 per share.
Get notified when new Form 4 filings are submitted
| $116.05 |
| Discretionary |
| Aug 26, 2024 | IOSP | $227.4K | Sale | 1,989 | $114.31 | Discretionary |
| Aug 26, 2024 | IOSP | $139.3K | Sale | 1,209 | $115.24 | Discretionary |
| Aug 23, 2024 | IOSP | $750.0K | Sale | 6,602 | $113.60 | Discretionary |
| Feb 29, 2024 | IOSP | $115.5K | Sale | 931 | $124.07 | Discretionary |
| Feb 29, 2024 | IOSP | $93.0K | Option Exercise | 931 | $99.85 | Discretionary |
| Feb 26, 2024 | IOSP | $0 | Award | 1,999 | $N/A | Discretionary |
| Feb 22, 2024 | IOSP | $518.6K | Sale | 4,190 | $123.77 | Discretionary |
| Feb 22, 2024 | IOSP | $38.6K | Disposition | 311 | $123.96 | Discretionary |
| Feb 22, 2024 | IOSP | $0 | Award | 4,190 | $N/A | Discretionary |
| Feb 22, 2024 | IOSP | $31.1K | Option Exercise | 311 | $99.85 | Discretionary |
| Mar 6, 2023 | IOSP | $293.3K | Sale | 2,787 | $105.23 | Discretionary |
| Mar 6, 2023 | IOSP | $0 | Option Exercise | 5,223 | $N/A | Discretionary |
| Mar 6, 2023 | IOSP | $0 | Option Exercise | 450 | $N/A | Discretionary |
| Mar 6, 2023 | IOSP | $159.7K | Sale | 1,534 | $104.10 | Discretionary |
| Mar 6, 2023 | IOSP | $47.7K | Sale | 450 | $106.07 | Discretionary |
| Mar 6, 2023 | IOSP | $96.0K | Sale | 902 | $106.38 | Discretionary |
| Mar 6, 2023 | IOSP | $0 | Option Exercise | 406 | $N/A | Discretionary |
| Mar 6, 2023 | IOSP | $43.1K | Sale | 406 | $106.07 | Discretionary |
| Feb 27, 2023 | IOSP | $0 | Award | 271 | $N/A | Discretionary |
| Feb 24, 2023 | IOSP | $27.4K | Option Exercise | 286 | $95.70 | Discretionary |
| Feb 24, 2023 | IOSP | $31.3K | Disposition | 286 | $109.42 | Discretionary |
| Feb 25, 2022 | IOSP | $0 | Option Exercise | 1,216 | $N/A | Discretionary |
| Feb 25, 2022 | IOSP | $117.0K | Sale | 1,209 | $96.78 | Discretionary |
| Feb 25, 2022 | IOSP | $683 | Sale | 7 | $97.54 | Discretionary |
| Feb 25, 2022 | IOSP | $73.4K | Sale | 759 | $96.71 | Discretionary |
| Feb 25, 2022 | IOSP | $5.8K | Sale | 60 | $97.42 | Discretionary |
| Feb 25, 2022 | IOSP | $66.4K | Option Exercise | 819 | $81.07 | Discretionary |
| Feb 21, 2022 | IOSP | $0 | Award | 317 | $N/A | Discretionary |