6-K - PSO - Equibles

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16 UNDER

THE SECURITIES EXCHANGE ACT OF 1934

For the month of April 2026

PEARSON plc

(Exact name of registrant as specified in its charter)

N/A

(Translation of registrant's name into English)

80 Strand

London, England WC2R 0RL

44-20-7010-2000

(Address of principal executive office)

Indicate by check mark whether the Registrant files or will file annual reports

under cover of Form 20-F or Form 40-F:

Form 20-F X Form 40-F

Indicate by check mark whether the Registrant by furnishing the information

contained in this Form is also thereby furnishing the information to the

Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934

Yes No X

TR-1: Standard form for notification of major holdings

Issuer Details

ISIN

GB0006776081

Issuer Name

PEARSON PLC

UK or Non-UK Issuer

UK

Reason for Notification

An event changing the breakdown of voting rights

Details of person subject to the notification obligation

Name

Artisan Partners Limited Partnership

City of registered office (if applicable)

Country of registered office (if applicable)

US

Details of the shareholder

Name	City of registered office	Country of registered office
Bank<br>of New York	New<br>York City	United<br>States
Brown<br>Brothers Harriman	Boston	United<br>States
JPMorgan<br>Chase	Dallas	United<br>States
Mellon<br>Bank	Pittsburgh	United<br>States
Northern<br>Trust	Chicago	United<br>States
State<br>Street Bank	Boston	United<br>States

Date on which the threshold was crossed or reached

21-Apr-2026

Date on which Issuer notified

23-Apr-2026

Total positions of person(s) subject to the notification obligation

	% of voting rights attached to shares (total of 8.A)	% of voting rights through financial instruments (total of 8.B 1 +<br>8.B 2)	Total of both in % (8.A + 8.B)	Total number of voting rights held in issuer
Resulting<br>situation on the date on which threshold was crossed or<br>reached	11.006052	0.000000	11.006052	66909195
Position<br>of previous notification (if applicable)	10.108540	0.000000	10.108540

Notified details of the resulting situation on the date on which the threshold was crossed or reached

8A. Voting rights attached to shares

Class/Type of shares ISIN code(if possible)	Number of direct voting rights (DTR5.1)	Number of indirect voting rights (DTR5.2.1)	% of direct voting rights (DTR5.1)	% of indirect voting rights (DTR5.2.1)
GB0006776081		66909195		11.006052
Sub Total 8.A	66909195		11.006052%

8B1. Financial Instruments according to (DTR5.3.1R.(1) (a))

Type of financial instrument	Expiration date	Exercise/conversion period	Number of voting rights that may be acquired if the instrument is<br>exercised/converted	% of voting rights
Sub Total 8.B1

8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b))

Type of financial instrument	Expiration date	Exercise/conversion period	Physical or cash settlement	Number of voting rights	% of voting rights
Sub Total 8.B2

Information in relation to the person subject to the notification obligation

2. Full chain of controlled undertakings through which the voting<br>rights and/or the financial instruments are effectively held<br>starting with the ultimate controlling natural person or legal<br>entities (please add additional rows as necessary)
Ultimate controlling person	Name of controlled undertaking	% of voting rights if it equals or is higher than the notifiable<br>threshold	% of voting rights through financial instruments if it equals or is<br>higher than the notifiable threshold	Total of both if it equals or is higher than the notifiable<br>threshold
---	---	---	---	---
Artisan<br>Partners Asset Management Inc.	Artisan<br>Partners Holdings LP
Artisan<br>Partners Holdings LP	Artisan<br>Partners Investments GP LLC
Artisan<br>Partners Investments GP LLC	Artisan<br>Partners Limited Partnership
Artisan<br>Partners Limited Partnership		11.006052	0.000000	11.006052%

In case of proxy voting

Name of the proxy holder

Artisan Partners Limited Partnership

The number and % of voting rights held

66,909,195 voting rights and 11.01%

The date until which the voting rights will be held

n/a

Additional Information
Date of Completion

23-Apr-2026

Place Of Completion

Milwaukee, Wisconsin, United States

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	PEARSON<br>plc
Date: 24<br>April 2026
	By: /s/<br>CHRISTIE WOLSTENCROFT
	------------------------------------
	Christie<br>Wolstencroft
	Senior<br>Assistant Company Secretary