F
$ Value
$13K
Shares
166
Price
$78
Filed
Mar 3
Insider
Name
BARNES CORBIN
Title
SVP, Corporate Dev and IR
CIK
0001861656
Roles
Officer
Transaction Details
Transaction Date
2026-02-27
Code
F
Table
Non-Derivative
Ownership
Direct
Equity Swap
No
Shares After
13,080
Footnotes
Shares withheld to settle income tax liability incurred upon vesting of restricted stock unit award on February 27, 2026.
Filing Info
BARNES CORBIN's History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-02-27 | IOSP | F | $13K |
| 2026-02-23 | IOSP | A | $0 |
| 2026-02-16 | IOSP | A | $0 |
| 2025-05-13 | IOSP | F | $68K |
Other Insiders at IOSP (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
| PARRETTE LESLIE J | — | — | 2026-02-23 |
|
MCROBBIE IAN MALCOLM
Senior VP R&T
|
— | — | 2026-02-23 |
|
Williams Patrick
PRESIDENT & CEO
|
— | — | 2026-02-27 |
|
Cleminson Ian
EVP & CFO
|
— | $364K | 2026-02-27 |
| Blackmore Milton C | — | $175K | 2026-02-27 |
| PADFIELD Larry | — | $175K | 2026-02-27 |
| LANDLESS DAVID | — | $91K | 2026-02-27 |
|
Jones David B.
SVP, GC & CCO
|
— | $78K | 2026-03-03 |
| Poccia Claudia | — | $18K | 2026-02-27 |
| Arnold Elizabeth K | — | — | 2026-02-23 |
|
Blair Graeme
Head of Group Finance
|
— | — | 2026-02-23 |
|
BARNES CORBIN
SVP, Corporate Dev and IR
|
— | — | 2026-02-23 |
|
GRIFFIN HARDY LOUIS III
SVP, HUMAN RESOURCES
|
— | — | 2026-02-27 |