Form 604 Corporations Act 2001 Section 671B Notice of change of interests of substantial holder To: Company Name/Scheme: ORBITAL CORPORATION LIMITED ACN/ARSN 009 344 058 1. Details of substantial holder Name Superannuation and Investments HoldCo Pty Ltd ACN 644 660 882 and its related bodies corporate listed in annexure A There was a change in the interests of the substantial holder on 23/07/2024 The previous notice was given to the company on 11/07/2024 The previous notice was dated 10/07/2024 2. Previous and present voting power The total number of votes attached to all the voting shares in the company or voting interests in the scheme that the substantial holder or an associate had a relevant interest in when last required, and when now required, to give a substantial holding notice to th e company or scheme are as follows: Class of securities Previous notice Present notice Person’s votes 0 Fully paid Ordinary shares Person’s votes Voting power (%) 0.00 Voting power (%) 0 0.00 10,269,805 Voting power (%) 7.03 See note 1 at the end of this form For the Securities (if any) listed below see NOTE 1 at the end of this form Class of securities Previous notice Present notice Person’s votes Fully paid Ordinary shares Class of securities 12,187,880 Previous notice Person’s votes GRAND TOTAL Person’s votes Voting power (%) 8.34 See note 1 at the end of this form Present notice Person’s votes Voting power (%) 12,187,880 8.34 Voting power (%) 10,269,805 7.03 1 3. Changes in relevant interest Particulars of each change in, or change in the nature of, a relevant interest of the substantial holder or an associate in voting securities of the company or scheme, since the substantial holder was last required to give a substantial holding notice to the company or scheme are as follows: Date of change Person whose relevant interest changed Nature of change Consideration given in relation to change Class and number of securities affected Person's votes affected See annexure B to this notice 2 4. Present relevant interests Particulars of each relevant interest of the substantial holder in voting securities after the change are as follows: Holder of relevant interest Colonial First State Investments Limited (Note 1) ACN 002 348 352 Registered holder of securities Citibank N A Hong Kong Person entitled to be registered as holder Nature of relevant interest Relevant interest under paragraph 608(1)(b) and/or 608(1)(c) of the Corporations Act 2001 (Cth), being a relevant interest arising from having the residual power to control the exercise of the right to vote attached to securities and/or to control the exercise of the power to dispose of securities in its capacity as a responsible entity of a managed investment scheme (which managed investment scheme is not managed by either Colonial First State Investments Limited or a related body corporate). In addition, if any OTC derivatives, warrants or other securities (other than ordinary shares or ordinary units (as applicable)) are referred to below in this row, the relevant interest in respect of those securities arises under subsection 608(8) being a residual accelerated relevant interest held in the same capacity. Colonial First State Investments Limited has authorised the manager of each such managed investment scheme to exercise the powers referred to in paragraph 608(1)(b) and/or 608(1)(c) of the Corporations Act 2001 (Cth) in relation to those securities managed by the manager to the exclusion of Colonial First State Investments Limited except for provisions allowing Colonial First State Investments Limited to terminate the agreement with the manager or to exercise those powers where the agreement is terminated. Class and number of securities 10,269,805 Fully paid Ordinary shares Person's votes 10,269,805 3 5. Changes in association The persons who have become associates of, ceased to be associates of, or have changed the nature of their association with, the substantial holder in relation to voting interests in the company or scheme are as follows: Name and ACN/ARSN (if applicable) Nature of association 4 6. Addresses The addresses of persons named in this form are as follows: Name Address Colonial First State Investments Limited (Note 1) ACN 002 348 352 Level 15, 400 George Street, Sydney, NSW, 2000, Australia 5 Signature NOTE 1--(This note is relevant to section 2,3,4 and 5) The relevant interests in these securities: are/were held by Colonial First State Investments Limited (CFS) as responsible entity of the specified registered managed inv estment schemes and relate(d) to holdings in connection with the Colonial First State First Choice product range. Decisions to buy/sell those securities and exercise voting rights in relation to those securities are made by managers to whom CFS has outsourced those functions. By instrument dated 29 October 2001 the Australian Securities and Investments Commission (“ASIC”) has granted certain relief to CFS and its related bodies corporate for these holdings from the applicable provisions of Chapter 6 of the Corporations Act in relation to the acquisition of or increase in voting power of such securities (the Manager Relief). These managers are not associates of, other than by virtue of an agreement in accordance with the terms of the Manager Relief, the Commonwealth Bank of Australia group. Dated the 24 day of July 2024 6 Annexure A This is annexure A referred to in Form 604, Notice of change of interest of substantial holder Superannuation and Investments HoldCo Pty Ltd ACN 644 660 882 Dated the 24/07/2024 SCHEDULE Avanteos Investments Limited Colonial First State Investments Limited Superannuation and Investments FinCo Pty Ltd Superannuation and Investments HoldCo Pty Ltd Superannuation and Investments Management Pty Ltd Superannuation and Investments MidCo Pty Ltd Superannuation and Investments Services Pty Ltd Superannuation And Investments US LLC 7 Annexure B This is annexure B referred to in Form 604, Notice of change of interest of substantial holder Superannuation and Investments HoldCo Pty Ltd ACN 644 660 882 Date of change Wednesday, 10 July 2024 Thursday, 11 July 2024 Thursday, 11 July 2024 Friday, 12 July 2024 Friday, 12 July 2024 Monday, 15 July 2024 Monday, 15 July 2024 Tuesday, 16 July 2024 Tuesday, 16 July 2024 Wednesday, 17 July 2024 Wednesday, 17 July 2024 Thursday, 18 July 2024 Thursday, 18 July 2024 Friday, 19 July 2024 Friday, 19 July 2024 Monday, 22 July 2024 Monday, 22 July 2024 Tuesday, 23 July 2024 Tuesday, 23 July 2024 Person whose relevant interest changed Nature of change Colonial First State Investments Limited (Note 1) ACN 002 348 Sale 352 Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Colonial First State Investments Limited (Note 1) ACN 002 348 352 Sale Dated the 24/07/2024 Consideration given in relation to change Class and number of securities affected Person's votes affected 160,043 Ordinary shares 13,274.45 160,043 61,102 Ordinary shares 4,827.06 61,102 40,297 Ordinary shares 3,184.03 40,297 223,367 Ordinary shares 18,785.16 223,367 147,311 Ordinary shares 12,393.72 147,311 122,372 Ordinary shares 10,218.06 122,372 80,705 Ordinary shares 6,736.20 80,705 99,494 Ordinary shares 8,566.43 99,494 65,617 Ordinary shares 5,651.00 65,617 51,135 Ordinary shares 4,520.33 51,135 33,724 Ordinary shares 2,979.82 33,724 127,180 Ordinary shares 10,861.17 127,180 83,876 Ordinary shares 7,160.49 83,876 3,423 Ordinary shares 301.22 3,423 2,258 Ordinary shares 198.70 2,258 73,504 Ordinary shares 6,394.85 73,504 48,850 Ordinary shares 4,249.95 48,850 296,662 Ordinary shares 25,779.93 296,662 197,155 Ordinary shares 17,129.62 197,155 8