Ecovyst (ECVT) director Susan F. Ward adds 19,399 shares in Form 4 filing

Rhea-AI Filing Summary

Ecovyst Inc. director Susan F. Ward reported acquiring additional company stock. On 02/03/2026, she acquired 19,399 shares of Ecovyst common stock at a reported price of $0 per share. Following this transaction, she directly beneficially owns 97,660 shares of Ecovyst common stock.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Ward Susan F

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	19,399	$0.00	--

Holdings After Transaction: Common Stock — 97,660 shares (Direct)

Footnotes (1)

Form 4 Insider Transactions: What Each Field Means →

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^*

Ward Susan F

(Last) (First) (Middle)

C/O ECOVYST INC.

600 LEE ROAD, SUITE 200

(Street)

WAYNE PA 19087

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Ecovyst Inc. [ ECVT ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/03/2026

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	02/03/2026		A		19,399	A	$0	97,660	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:

Remarks:

	/s/ Joseph S. Koscinski, as attorney-in-fact for Susan F. Ward	02/05/2026
	** 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 did Ecovyst Inc. (ECVT) director Susan F. Ward report in this Form 4?

Director Susan F. Ward reported acquiring 19,399 shares of Ecovyst common stock. The transaction occurred on February 3, 2026, and was coded as an acquisition, increasing her directly held beneficial ownership to 97,660 shares after the transaction.

How many Ecovyst (ECVT) shares does Susan F. Ward own after this reported transaction?

After the reported transaction, Susan F. Ward beneficially owns 97,660 shares of Ecovyst common stock. This figure reflects her direct ownership position immediately following the February 3, 2026 acquisition of 19,399 additional shares reported on the Form 4.

What was the price per share for the Ecovyst (ECVT) stock acquired by Susan F. Ward?

The transaction reports a price of $0 per share for the 19,399 Ecovyst common shares acquired. This often indicates an award or similar transaction type, though the filing excerpt does not specify the underlying arrangement or reason for the zero-dollar price.

What is the transaction code used in Susan F. Ward’s Ecovyst (ECVT) Form 4 filing?

The Form 4 uses transaction code "A" for the reported activity. In Section 16 reporting, code "A" designates an acquisition of securities, indicating that 19,399 shares of Ecovyst common stock were added to Susan F. Ward’s direct beneficial holdings on February 3, 2026.

Is Susan F. Ward an officer or a director of Ecovyst Inc. (ECVT)?

Susan F. Ward is identified as a director of Ecovyst Inc. in the Form 4. The filing does not indicate that she is an officer or a 10% owner, and no additional roles or titles are listed for her in the provided information.