Innospec CEO awarded 20,846 RSUs

Williams Patrick reported acquisition or exercise transactions in this Form 4 filing.

Accepted by SEC EDGAR 02/25/2026 - 05:58 PM EST

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Rhea-AI Filing Summary

Williams Patrick reported acquisition or exercise transactions in this Form 4 filing.

INNOSPEC INC. President & CEO Patrick Williams received an equity award of 20,846 Restricted Stock Units (RSUs) on February 23, 2026, recorded at a price of $0.00 per unit as a grant or award. These RSUs vest in full on February 23, 2029. Following this grant, his directly held common stock position is reported at 239,501 shares.

Insider Trade Summary

Grant/Award: 20,846 shares

Grant/Award 1 txn

Insider Williams Patrick

Role PRESIDENT & CEO

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	20,846	$0.00	$0.00

Holdings After Transaction: Common Stock — 239,501 shares (Direct)

Footnotes (1)

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

FAQ

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What did Innospec (IOSP) CEO Patrick Williams report in this Form 4?

Patrick Williams reported receiving an equity award of 20,846 Restricted Stock Units (RSUs). The grant was recorded at $0.00 per unit as a non-cash award and increased his reported directly held common stock position to 239,501 shares following the transaction.

When do Patrick Williams’ newly granted Innospec (IOSP) RSUs vest?

The 20,846 Restricted Stock Units (RSUs) granted to Patrick Williams vest in full on February 23, 2029. This single vesting date means the entire award becomes earned at once, rather than in installments, if the vesting conditions are satisfied.

How many Innospec (IOSP) shares does Patrick Williams hold after this award?

After the RSU grant, Patrick Williams is reported as directly owning 239,501 shares of Innospec common stock. This figure reflects his holdings immediately following the February 23, 2026 award of 20,846 Restricted Stock Units disclosed in the Form 4 filing.

Was cash paid for Patrick Williams’ Innospec (IOSP) RSU grant?

No cash changed hands for this award; the 20,846 Restricted Stock Units were recorded at a transaction price of $0.00 per unit. This characterizes the transaction as a compensatory equity grant rather than an open-market purchase of Innospec common stock.

What transaction code is used for the Innospec (IOSP) CEO’s RSU grant?

The grant is coded as transaction type “A,” which the filing describes as a grant, award, or other acquisition. This reflects that Patrick Williams acquired 20,846 Restricted Stock Units as part of his compensation, not through a market purchase or sale.

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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^*

Williams Patrick

(Last)

(First)

(Middle)

8310 SOUTH VALLEY HIGHWAY

SUITE 350

(Street)

ENGLEWOOD

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)
	PRESIDENT & CEO

3. Date of Earliest Transaction (Month/Day/Year)
02/23/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	02/23/2026		A		20,846⁽¹⁾	A	$0.00	239,501	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

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

	Patrick Williams	02/25/2026
	** 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.

Source: View Original Filing on SEC EDGAR