Arnold Elizabeth K 4
4 · INNOSPEC INC. · Filed Feb 25, 2026
Insider Transaction Report
Form 4
INNOSPEC INC.IOSP
Arnold Elizabeth K
Director
Transactions
- Award
Common Stock
[F1]2026-02-23+1,539→ 6,376 total
Footnotes (1)
- [F1]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.
Signature
Elizabeth K Arnold|2026-02-25