Innospec SVP awarded 1,730 shares in Form 4

INNOSPEC INC. senior vice president Corbin Barnes reported an equity award in company stock.

Rhea-AI Filing Summary

INNOSPEC INC. senior vice president Corbin Barnes reported an equity award in company stock. On February 16, 2026, he acquired 1,730 shares of common stock at a stated price of $0.00 per share through the settlement of a performance-based restricted stock unit award granted on February 27, 2023.

After this grant, Barnes directly holds a total of 10,764.6117 shares of Innospec common stock. The transaction reflects equity compensation rather than an open-market purchase or sale.

Insider Trade Summary

Grant/Award: 1,730 shares

Grant/Award 1 txn

Insider BARNES CORBIN

Role SVP, Corporate Dev and IR

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	1,730	$0.00	$0.00

Holdings After Transaction: Common Stock — 10,764.6117 shares (Direct)

Footnotes (1)

1. F1. Shares of common stock acquired upon settlement of a performance-based restricted stock unit award granted to the reporting person on February 27, 2023.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Innospec (IOSP) report for Corbin Barnes?

Innospec reported that SVP Corbin Barnes acquired 1,730 shares of common stock. The shares were delivered at a stated price of $0.00 per share upon settlement of a performance-based restricted stock unit award originally granted on February 27, 2023, increasing his direct holdings.

Was the latest IOSP Form 4 a stock purchase or an equity award?

The IOSP Form 4 reflects an equity award, not an open-market stock purchase. Corbin Barnes received 1,730 common shares at a stated price of $0.00 per share from settling a performance-based restricted stock unit grant dated February 27, 2023.

How many Innospec (IOSP) shares does Corbin Barnes own after this Form 4?

Following the reported transaction, Corbin Barnes directly holds 10,764.6117 shares of Innospec common stock. This total includes the 1,730 shares acquired on February 16, 2026, from settlement of a performance-based restricted stock unit award granted on February 27, 2023.

What is the origin of the 1,730 IOSP shares reported in the Form 4?

The 1,730 shares of IOSP common stock came from settling a performance-based restricted stock unit award. That award was granted to Corbin Barnes on February 27, 2023, and converted into shares on February 16, 2026, at a stated price of $0.00 per share.

Does the Innospec (IOSP) Form 4 indicate any stock sale by Corbin Barnes?

The Form 4 does not report any stock sale by Corbin Barnes. It shows a grant or award acquisition of 1,730 shares of common stock upon settlement of a performance-based restricted stock unit award, increasing his directly held Innospec share balance to 10,764.6117.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 02/18/2026 - 06:04 PM Learn about SEC filing dates

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^*

BARNES CORBIN

(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)
	SVP, Corporate Dev and IR

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		1,730(1)	A	$0.00	10,764.6117	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.

	Corbin Barnes	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.