SEC FORM 3

SEC FORM 3SEC 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

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1. Name and Address of Reporting Person^*

Wilson Rosemary Joanne

(Last)

(First)

(Middle)

SEA CONTAINERS

18 UPPER GROUND

(Street)

LONDON

SE1 9GL

(City)

(State)

(Zip)

UNITED KINGDOM

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
WPP plc [ WPP ]

3a. Foreign Trading Symbol
[WPP]

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

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

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

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)
Ordinary Shares	92,547	D

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)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	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)
Conditional Award over shares (ESA)	⁽¹⁾	⁽¹⁾	Ordinary Shares	46,667	⁽¹⁾	D
Nil Cost Option (EPSP)	⁽²⁾	06/15/2027	Ordinary Shares	312,588	⁽²⁾	D
Nil Cost Option (EPSP)	⁽³⁾	06/15/2028	Ordinary Shares	361,617	⁽³⁾	D

Explanation of Responses:

1. Represents Executive Share Award (ESA) granted on May 7, 2025, in the form of a conditional award over 46,667 ordinary shares. This ESA was unvested as of the Date of Event Requiring Statement and is scheduled to vest on March 10, 2027, subject to the rules of the WPP Stock Plan 2018. The conditional share award represents a contingent right to receive the number of WPP ordinary shares specified in that award on the designated vesting date(s) subject to the rules of the relevant plan.

2. Represents nil cost options granted under the Executive Performance Share Plan (EPSP) on March 12, 2024. These options are unvested as of the Date of Event Requiring Statement and are scheduled to vest on March 15, 2027. The options have an exercise period of three months from the vesting date, provided they vest.

3. Represents nil cost options granted under the Executive Performance Share Plan (EPSP) on March 12, 2025. These options are unvested as of the Date of Event Requiring Statement and are scheduled to vest on March 15, 2028. The options have an exercise period of three months from the vesting date, provided they vest.

Remarks:

Exhibit List Exhibit 24 - Power of Attorney

	/s/ Mariana Ljuljdjuraj, pursuant to Power of Attorney for Rosemary Joanne Wilson	03/18/2026
	** 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 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)

SEC Form 3 filed by new insider Wilson Rosemary Joanne