A
$ Value
$0
Shares
1,539
Price
$0
Filed
Feb 24
Insider
Name
Blackmore Milton C
Title
—
CIK
0001493440
Roles
Director
Transaction Details
Transaction Date
2026-02-23
Code
A
Table
Non-Derivative
Ownership
Direct
Equity Swap
No
Shares After
11,124
Footnotes
Represents Restricted Stock Units ("RSUs") vesting in full on February 23, 2029, granted by Issuer in connection with Reporting Person's service as a non-employee director.
Filing Info
Blackmore Milton C's History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-02-27 | IOSP | ▼ | $45K |
| 2026-02-27 | IOSP | ▼ | $22K |
| 2026-02-27 | IOSP | ▼ | $24K |
| 2026-02-23 | IOSP | A | $0 |
| 2026-02-20 | IOSP | M | $46K |
| 2026-02-20 | IOSP | ▼ | $84K |
| 2026-02-20 | IOSP | M | $0 |
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
|
— | — | 2026-02-27 |
|
GRIFFIN HARDY LOUIS III
SVP, HUMAN RESOURCES
|
— | — | 2026-02-27 |