Innospec (IOSP) CFO Ian Cleminson receives 2,380-share equity award

Rhea-AI Filing Summary

Innospec Inc. EVP & CFO Ian Cleminson acquired 2,380 shares of common stock on 2026-02-16 through the settlement of a performance-based restricted stock unit award. The RSU award was originally granted on 2023-02-27. After this grant, his directly held common stock position increased to 18,238 shares.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Cleminson Ian

(Last) (First) (Middle)

8310 SOUTH VALLEY HIGHWAY

SUITE 350

(Street)

ENGLEWOOD CO 80112

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
INNOSPEC INC. [ IOSP ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP & CFO

3. Date of Earliest Transaction (Month/Day/Year)
02/16/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/16/2026		A		2,380(1)	A	$0.00	18,238	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Shares of common stock acquired upon settlement of a performance-based restricted stock unit award granted to the reporting person on February 27, 2023.

	Ian Philip Cleminson	02/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Innospec (IOSP) report for Ian Cleminson?

Innospec reported that EVP & CFO Ian Cleminson acquired 2,380 shares of common stock on 2026-02-16. The shares were received at no cash cost upon settlement of a performance-based restricted stock unit award granted on 2023-02-27.

How many Innospec (IOSP) shares does Ian Cleminson hold after this Form 4?

After the reported transaction, Ian Cleminson holds 18,238 shares of Innospec common stock directly. This total reflects the addition of 2,380 shares acquired through the settlement of a performance-based restricted stock unit award.

Was the Innospec (IOSP) insider transaction a market purchase or sale?

The transaction was not a market purchase or sale. Ian Cleminson received 2,380 shares as a grant or award, settling a previously granted performance-based restricted stock unit award, with a reported price per share of $0.0000.

What is the nature of the equity award reported for Innospec (IOSP) EVP & CFO?

The equity award is a performance-based restricted stock unit grant. On 2026-02-16, it settled into 2,380 shares of Innospec common stock, originally granted to Ian Cleminson on 2023-02-27 and reported as a grant, award, or other acquisition.

Does the Innospec (IOSP) Form 4 indicate indirect ownership or related entities?

The Form 4 indicates that the 2,380 acquired shares are held directly by Ian Cleminson. The ownership code is reported as direct, with no footnotes stating that the shares are held through a separate entity or that beneficial ownership is disclaimed.