MESOBLAST LTD — Director's Dealing 2025

Mar 6, 2025

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	Mesoblast Limited
ABN	68 109 431 870

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	Dr Eric Rose
Date of last notice	21 January 2025

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 relevant interest.	Eric Rose
Date of change	28 February 2025
No. of securities held prior to change	5,754,534 ordinary shares (including 71,472 ADS) 6,596,953 options
Class	Ordinary Shares
Number acquired	548,851 ordinary shares acquired on exercise of 548,851 options which were required to be exercised by 14 March 2025
Number disposed	196,092 ordinary shares of the ordinary shares issued on exercise of the options were sold on-market to fund the exercise price and directors tax liability for the option exercise for the tax year ended 31 December 2024

• See chapter 19 for defined terms.

01/01/2011 Appendix 3Y Page 1

Appendix 3Y Change of Director’s Interest Notice

Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	$5,489 was paid for the 548,851 ordinary shares issued on exercise of the options $489,541.56 was received for the 196,092 ordinary shares sold on-market
No. of securities held after change	6,107,293 ordinary shares (including 71,472 ADS) 6,048,102 options
Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back	Exercise of options and on-market share trade

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	Not applicable
Nature of interest	Not applicable
Name of registered holder (if issued securities)	Not applicable
Date of change	Not applicable
No. and class of securities to which interest related prior to change Note: Details are only required for a contract in relation to which the interest has changed	Not applicable
Interest acquired	Not applicable
Interest disposed	Not applicable
Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation	Not applicable
Interest after change	Not applicable

Part 3 –[+] Closed period

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011

Appendix 3Y Change of Director’s Interest Notice

Were the interests in the securities or contracts detailed above traded during a+closed period where prior written clearance was required?	No
If so, was prior written clearance provided to allow the trade to proceed during this period?	Not applicable
If prior written clearance was provided, on what date was this provided?	Not applicable

• See chapter 19 for defined terms.

01/01/2011 Appendix 3Y Page 3