Corbin Barnes - 23 Feb 2026 Form 4 Insider Report for INNOSPEC INC. (IOSP)

Signature
Corbin Barnes
Issuer symbol
IOSP
Transactions as of
23 Feb 2026
Net transactions value
$0
Form type
4
Filing time
25 Feb 2026, 19:07:05 UTC
Previous filing
18 Feb 2026
Next filing
03 Mar 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
BARNES CORBIN SVP, Corporate Dev and IR 8310 SOUTH VALLEY HIGHWAY, SUITE 350, ENGLEWOOD Corbin Barnes 25 Feb 2026 0001861656

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction IOSP Common Stock Award $0 +2,481 +23% $0.000000 13,246 23 Feb 2026 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents Restricted Stock Units ("RSUs") granted on February 23, 2026 which vest in full on February 23, 2029.