Hardy Louis Griffin III - May 13, 2025 Form 4 Insider Report for INNOSPEC INC. (IOSP)

Role
SVP, HUMAN RESOURCES
Signature
Hardy L. Griffin
Stock symbol
IOSP
Transactions as of
May 13, 2025
Transactions value $
-$54,918
Form type
4
Date filed
5/15/2025, 09:05 PM
Previous filing
Feb 27, 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
GRIFFIN HARDY LOUIS III SVP, HUMAN RESOURCES 8310 SOUTH VALLEY HIGHWAY, SUITE 350, ENGLEWOOD Hardy L. Griffin 2025-05-15 0001862015

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction IOSP Common Stock Tax liability -$54.9K -600 -8.17% $91.53 6.74K May 13, 2025 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Shares withheld to settle income tax liability incurred upon vesting of the above-referenced restricted stock unit award on May 13, 2025; not an open market transaction.