WLKP officer Darby reports initial ownership

Westlake Chemical Partners LP (WLKP) filed an initial statement of beneficial ownership (Form 3) for officer Tommy Darby, who serves as VP and CAO.

Rhea-AI Filing Summary

Westlake Chemical Partners LP (WLKP) filed an initial statement of beneficial ownership (Form 3) for officer Tommy Darby, who serves as VP and CAO. The filing reports Mr. Darby’s status as an officer and includes no reported transactions or derivative holdings at this time.

FAQ

What does the Form 3 filing for WLKP disclose about Tommy Darby?

It discloses that Tommy Darby is an officer of Westlake Chemical Partners LP, serving as VP and CAO. The Form 3 is an initial statement of beneficial ownership and shows no reported transactions or derivative positions.

Does the WLKP Form 3 show any insider buying or selling by Tommy Darby?

No. The Form 3 filing for WLKP lists no transactions. All transaction-related counts, including buys, sells, exercises, and gifts, are reported as zero in the transaction summary.

What is Tommy Darby’s role at Westlake Chemical Partners LP (WLKP)?

The filing identifies Tommy Darby as an officer of Westlake Chemical Partners LP with the title VP and CAO (Vice President and Chief Accounting Officer).

Are there any derivative securities reported for Tommy Darby in the WLKP Form 3?

No. The derivativeSummary section is empty and the transaction summary shows derivativeTransactionCount of zero, indicating no derivative positions are reported in this Form 3.

Does the WLKP Form 3 indicate use of a Rule 10b5-1 trading plan?

No. The filing’s aff_10b5_one field is null, and there are no footnotes describing any Rule 10b5-1 trading plan or pre-arranged trading arrangement for this insider.

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

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Available on EDGAR 08/31/2026 - 05:31 PM Accepted by SEC EDGAR 08/31/2026 - 05:30 PM Learn about SEC filing dates

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Darby Tommy

(Last) (First) (Middle)

5444 WESTHEIMER, SUITE 101

(Street)

HOUSTON TEXAS 77056

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
08/31/2026

3. Issuer Name and Ticker or Trading Symbol
Westlake Chemical Partners LP [ WLKP ]

3a. Foreign Trading Symbol

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

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

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

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

No securities are beneficially owned.

	Tommy Darby by J. Feng POA	08/31/2026
	** 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 5 (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.
* Form 3: SEC 1473 (03-26)