Announcement PDF Market Announcement 28 July 2023 Starpharma Holdings Limited (ASX: SPL) – Trading Halt Description The securities of Starpharma Holdings Limited (‘SPL’) will be placed in trading halt at the request of SPL, pending it releasing an announcement. Unless ASX decides otherwise, the securities will remain in trading halt until the earlier of the commencement of normal trading on Tuesday, 1 August 2023 or when the announcement is released to the market. Issued by Melissa Kostopoulos Adviser, Listings Compliance 28 July 2023 ASX Limited Market Announcement 1/1 ASX Customer Service Centre 131 279 | asx.com.au Starpharma Holdings Limited A.B.N. 20 078 532 180 4-6 Southampton Crescent Abbotsford Victoria 3067 Australia PO Box 2022 Preston Victoria 3072 Australia Telephone (+613) 8532 2700 Facsimile (+613) 9510 5955 www.starpharma.com Attention: Melissa Kostopoulos ASX Compliance Pty Ltd South Tower Level 50, Rialto 525 Collins Street Melbourne VIC 3000 28 July 2023 Dear Melissa, Starpharma Holdings Limited (ASX:SPL) – Request for a trading halt In accordance with Listing Rule 17.1, Starpharma Holdings Limited (Starpharma) requests a trading halt in its securities pending an announcement to the market regarding a partnered program. Starpharma expects that the announcement will be made prior to the opening of trading on Tuesday, 1st August 2023. Accordingly, the trading halt should remain in place until the earlier of the opening of trading on Tuesday 1st August 2023 or when Starpharma makes an announcement in relation to the partnered program. Starpharma is not aware of any reason why the trading halt should not be granted by ASX. Yours sincerely, Justin Cahill Chief Financial Officer & Company Secretary Starpharma Holdings Limited