L1 GROUP LIMITED — Director's Dealing 2025

Sep 2, 2025

==> picture [128 x 34] intentionally omitted <==

3 September 2025

The Manager ASX Market Announcements ASX Limited Sydney NSW 2000

By e-Lodgement

Platinum Asset Management Limited (ASX: PTM) Late Lodgement Notice: Appendix 3Y – Change of Director’s Interest Notice - Jeff Peters

Please find attached an Appendix 3Y “Change of Director’s Interest Notice” for Jeff Peters, Managing Director and CEO.

The attached Appendix 3Y covers the issue of 1,127,820 deferred rights (PTMAA) on 15 May 2025, as notified to the market on 21 May 2025 via an Appendix 3G – Notification of issue, conversion or payment up of unquoted equity securities. At the time, disclosure should have also been made under ASX Listing Rule 3.19A.

In relation to the late lodgement of the attached Appendix 3Y, we advise as follows:

1. The Appendix 3Y is being lodged due to administrative oversight. As soon as the oversight was identified, the document was prepared and lodged with the ASX.

2. The Company is satisfied that it has the necessary reporting and notification practices in place with its directors to ensure compliance with its disclosure requirements under ASX Listing Rules 3.19A and 3.19B.

3. The Company considers that the late lodgement is an isolated incident and believes that its current practices are adequate to ensure compliance with the ASX Listing Rules.

Authorised by

Joanne Jefferies I Company Secretary

Investor contact

Elizabeth Norman | Director of Investor Services and Communications Platinum Asset Management Limited Tel: 61 2 9255 7500 Fax: 61 2 9254 5555

Level 8, 7 Macquarie Place, Sydney NSW 2000, Australia | GPO Box 2724, Sydney NSW 2001 Telephone 61 2 9255 7500 | Investor Services 1300 726 700 | Facsimile 61 2 9254 5590 | Email invest@platinum.com.au | Website www.platinum.com.au Platinum Asset Management Limited ABN 13 050 064 287

Appendix 3Y Change of Director’s Interest Notice

Rule 3.19A.2

Appendix 3Y

Change of Director’s Interest Notice

Information or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX’s property and may be made public.

Introduced 30/09/01 Amended 01/01/11

Name of entity Platinum Asset Management Limited ABN 13 050 064 287

We (the entity) give ASX the following information under listing rule 3.19A.2 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director	Jeff Peters
Date of last notice	24 September 2024

Part 1 - Change of director’s relevant interests in securities

In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust

Note: In the case of a company, interests which come within paragraph (i) of the definition of “notifiable interest of a director” should be disclosed in this part.

Direct or indirect interest	Direct
Nature of indirect interest(including registered holder)Note: Provide details of the circumstances giving rise to the relevantinterest.	N/A
Date of change	15 May 2025
No. of securities held prior to change	249,213 deferred rights (PTMAA)
Class	PTMAA deferred right, where eachdeferred right constitutes a right toreceive one ordinary share subject tovestingconditionsbeingmet.Resultant ordinary shares must bepurchased on market.
Number acquired	1,127,820 deferred rights (PTMAA)
Number disposed	Nil
Value/ConsiderationNote: If consideration is non-cash, provide details and estimatedvaluation	Nil

• See chapter 19 for defined terms.

01/01/2011

Appendix 3Y Page 1

Appendix 3Y Change of Director’s Interest Notice

No. of securities held after change	1,377,033 deferred rights (PTMAA)
Nature of changeExample: on-market trade, off-market trade, exercise of options, issueof securities under dividend reinvestment plan, participation in buy-back	IssueofPTMAAdeferredrightspursuanttothePlatinumAssetManagementLimitedDeferredRemuneration Plan.

Part 2 – Change of director’s interests in contracts

Note: In the case of a company, interests which come within paragraph (ii) of the definition of “notifiable interest of a director” should be disclosed in this part.

Detail of contract	N/A
Nature of interest	N/A
Name of registered holder(if issued securities)	N/A
Date of change	N/A
No. and class of securities to whichinterest related prior to changeNote: Details are only required for a contract inrelation to which the interest has changed	N/A
Interest acquired	N/A
Interest disposed	N/A
Value/ConsiderationNote: If consideration is non-cash, provide detailsand an estimated valuation	N/A
Interest after change	N/A

Part 3 –[+] Closed period

Were the interests in the securities or contracts detailed No above traded during a[+] closed period where prior written clearance was required?

If so, was prior written clearance provided to allow the N/A trade to proceed during this period?

If prior written clearance was provided, on what date was N/A this provided?

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011