There have been 50 recent insider transactions recorded for Innospec Inc. (IOSP), including 26 buys and 23 sells. Total insider buying was valued at $25.19K and total insider selling at $3.35M.
Notable insiders with recent activity include Jones David B., Williams Patrick, Cleminson Ian. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.
Insider Transactions — IOSP
| Date |
Name |
Role |
Transaction |
Shares |
Avg. Price |
Value |
Shares Owned |
| 2026-03-03 |
Jones David B. |
SVP, Gc & Cco |
Informative Sell |
1,028 |
$75.64 |
$77.76K |
14,693 |
| 2026-02-27 |
Williams Patrick |
President & CEO |
Tax Withholding of RSU |
7,966 |
$78.34 |
$624.06K |
231,535 |
| 2026-02-27 |
Cleminson Ian |
EVP & CFO |
Informative Sell |
2,380 |
$76.56 |
$182.21K |
20,357 |
| 2026-02-27 |
Blackmore Milton C |
Director |
Informative Sell |
594 |
$76.56 |
$45.47K |
10,530 |
| 2026-02-27 |
Padfield Larry |
Director |
Informative Sell |
594 |
$76.56 |
$45.47K |
9,453 |
| 2026-02-27 |
Landless David |
Director |
Informative Sell |
594 |
$76.56 |
$45.47K |
7,632 |
| 2026-02-27 |
Jones David B. |
SVP, Gc & Cco |
Tax Withholding of RSU |
875 |
$78.34 |
$68.55K |
15,721 |
| 2026-02-27 |
Poccia Claudia |
Director |
Informative Sell |
119 |
$76.56 |
$9.11K |
6,508 |
| 2026-02-27 |
Barnes Corbin |
SVP, Corporate Dev and IR |
Tax Withholding of RSU |
166 |
$78.34 |
$13K |
13,080 |
| 2026-02-27 |
Griffin Hardy Louis Iii |
SVP, Human Resources |
Tax Withholding of RSU |
401 |
$78.34 |
$31.41K |
10,161 |
| 2026-02-27 |
Cleminson Ian |
EVP & CFO |
Informative Sell |
1,231 |
$76.79 |
$94.53K |
20,357 |
| 2026-02-27 |
Blackmore Milton C |
Director |
Informative Sell |
307 |
$76.79 |
$23.57K |
10,530 |
| 2026-02-27 |
Padfield Larry |
Director |
Informative Sell |
307 |
$76.79 |
$23.57K |
9,453 |
| 2026-02-27 |
Landless David |
Director |
Informative Sell |
307 |
$76.79 |
$23.57K |
7,632 |
| 2026-02-27 |
Poccia Claudia |
Director |
Informative Sell |
62 |
$76.79 |
$4.76K |
6,508 |
| 2026-02-23 |
Parrette Leslie J |
Director |
RSU Award |
1,539 |
- |
- |
7,376 |
| 2026-02-23 |
Blackmore Milton C |
Director |
RSU Award |
1,539 |
- |
- |
11,124 |
| 2026-02-23 |
Padfield Larry |
Director |
RSU Award |
1,539 |
- |
- |
10,047 |
| 2026-02-23 |
Landless David |
Director |
RSU Award |
1,539 |
- |
- |
8,226 |
| 2026-02-23 |
Poccia Claudia |
Director |
RSU Award |
1,539 |
- |
- |
6,627 |
| 2026-02-23 |
Mcrobbie Ian Malcolm |
Senior VP R&t |
RSU Award |
2,228 |
- |
- |
2,228 |
| 2026-02-23 |
Williams Patrick |
President & CEO |
RSU Award |
20,846 |
- |
- |
239,501 |
| 2026-02-23 |
Cleminson Ian |
EVP & CFO |
RSU Award |
4,499 |
- |
- |
22,737 |
| 2026-02-23 |
Jones David B. |
SVP, Gc & Cco |
RSU Award |
2,993 |
- |
- |
16,596 |
| 2026-02-23 |
Arnold Elizabeth K |
Director |
RSU Award |
1,539 |
- |
- |
6,376 |
| 2026-02-23 |
Blair Graeme |
Head of Group Finance |
RSU Award |
520 |
- |
- |
520 |
| 2026-02-23 |
Barnes Corbin |
SVP, Corporate Dev and IR |
RSU Award |
2,481 |
- |
- |
13,246 |
| 2026-02-23 |
Griffin Hardy Louis Iii |
SVP, Human Resources |
RSU Award |
2,521 |
- |
- |
10,562 |
| 2026-02-20 |
Blackmore Milton C |
Director |
Option Exercise (Sell) |
1,030 |
$44.18 |
$45.51K |
- |
| 2026-02-20 |
Padfield Larry |
Director |
Option Exercise (Sell) |
1,030 |
$44.18 |
$45.51K |
- |
| 2026-02-16 |
Williams Patrick |
President & CEO |
RSU Award |
18,966 |
- |
- |
218,655 |
| 2026-02-16 |
Cleminson Ian |
EVP & CFO |
RSU Award |
2,380 |
- |
- |
18,238 |
| 2026-02-16 |
Jones David B. |
SVP, Gc & Cco |
RSU Award |
1,903 |
- |
- |
13,603 |
| 2026-02-16 |
Barnes Corbin |
SVP, Corporate Dev and IR |
RSU Award |
1,730 |
- |
- |
10,765 |
| 2026-02-16 |
Griffin Hardy Louis Iii |
SVP, Human Resources |
RSU Award |
1,299 |
- |
- |
8,041 |
| 2025-12-31 |
Barnes Corbin |
Officer |
Unknown |
- |
- |
- |
- |
| 2025-11-14 |
Parrette Leslie J |
Director |
Informative Buy |
340 |
$74.09 |
$25.19K |
5,837 |
| 2025-05-13 |
Parrette Leslie J |
Director |
Informative Sell |
176 |
$90.68 |
$15.96K |
5,497 |
| 2025-05-13 |
Barnes Corbin |
SVP, Corporate Dev and IR |
Tax Withholding of RSU |
740 |
$91.53 |
$67.73K |
8,998 |
| 2025-05-13 |
Griffin Hardy Louis Iii |
SVP, Human Resources |
Tax Withholding of RSU |
600 |
$91.53 |
$54.92K |
6,742 |
| 2025-03-03 |
Williams Patrick |
President & CEO |
Tax Withholding of RSU |
12,723 |
$103.66 |
$1.32M |
199,689 |
| 2025-03-03 |
Cleminson Ian |
EVP & CFO |
Informative Sell |
4,275 |
$100.98 |
$431.68K |
15,858 |
| 2025-02-24 |
Barnes Corbin |
SVP, Corporate Dev and IR |
Option Exercise (Sell) |
598 |
$99.68 |
$59.61K |
- |
| 2025-02-24 |
Parrette Leslie J |
Director |
RSU Award |
1,209 |
- |
- |
5,943 |
| 2025-02-24 |
Mcrobbie Ian Malcolm |
Senior VP R&t |
RSU Award |
1,560 |
- |
- |
1,560 |
| 2025-02-24 |
Williams Patrick |
President & CEO |
RSU Award |
14,743 |
- |
- |
212,412 |
| 2025-02-24 |
Cleminson Ian |
VP & CFO |
RSU Award |
2,862 |
- |
- |
20,133 |
| 2025-02-24 |
Blackmore Milton C |
Director |
RSU Award |
1,209 |
- |
- |
9,585 |
| 2025-02-24 |
Padfield Larry |
Director |
RSU Award |
1,209 |
- |
- |
8,508 |
| 2025-02-24 |
Landless David |
Director |
RSU Award |
1,209 |
- |
- |
6,687 |
■ Informative Buy/Sell — open market transaction (most significant)
■ Uninformative Buy — award, option exercise, conversion
■ Uninformative Sell — tax withholding, award vest sale
■ Neutral — gift, trust, expiry
