4DS MEMORY LIMITED — Regulatory Filings 2021

Oct 7, 2021

Market Announcement

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8 October 2021

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4DS Memory Limited (ASX: 4DS) Trading Halt

Description

The securities of 4DS Memory Limited 4DS will be placed in trading halt at the request of 4DS, 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, 12 October 2021 or when the announcement is released to the market.

Issued by

Stephanie Patchell

Adviser, Listings Compliance (Perth)

Market Announcement 1/1 ASX Customer Service Centre 131 279 | asx.com.au

8 October 2021 ASX Limited

4DS Memory Limited | ABN 43 145 590 110 Level 2, 50 Kings Park Road, West Perth WA 6005 PO Box 271, West Perth WA 6872

+61 8 6377 8043 | david@4dsmemory.com | www.4dsmemory.com

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8 October 2021

ASX Operations Level 40 Central Park 152-158 St George’s Terrace PERTH WA 6000

Via Email

TRADING HALT REQUEST

In accordance with ASX Listing Rule 17.1, 4DS Memory Limited ( Company ) hereby requests that its securities be placed into immediate trading halt.

In accordance with ASX Listing Rule 17.1, the Company advises that:

1. The trading halt is requested to allow the Company to provide a technical update;

2. The Company requests that the trading halt remains in place until the earlier of the commencement of trading on Tuesday, 12 October 2021 or the release of an announcement by the Company; and

3. The Company is not aware of any reason why this trading halt request should not be granted.

This request is authorised by the Board.

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Peter Webse Company Secretary

Contact information

Investors: David McAuliffe 4DS Memory +61 408 994 313 david@4dsmemory.com

About 4DS

4DS Memory Limited (ASX: 4DS), with facilities located in Silicon Valley, is a semiconductor development company of non-volatile memory technology, pioneering Interface Switching ReRAM for next generation gigabyte storage in mobile and cloud. Established in 2007, 4DS owns a patented IP portfolio, comprising 32 USA patents granted and 1 patent application, which have been developed in-house to create high-density Storage Class Memory. 4DS has a joint development agreement with Western Digital subsidiary HGST, a global storage leader, which accelerates the evolution of 4DS’ technology. 4DS also collaborates with imec, a world-leading research and innovation hub in nanoelectronics and digital technologies. The combination of imec’s widely acclaimed leadership in microchip technology and profound software and information and communication technology expertise makes them unique.

For more information, please visit www.4dsmemory.com.

Disclaimer

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4DS Memory Limited | ABN 43 145 590 110 Level 2, 50 Kings Park Road, West Perth WA 6005 PO Box 271, West Perth WA 6872

+61 8 6377 8043 | david@4dsmemory.com | www.4dsmemory.com

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This release contains certain forward-looking statements that are based on the Company’s management’s beliefs, assumptions and expectations and on information currently available to management. Such forward looking statements involve known and unknown risks, uncertainties, and other factors which may cause the actual results or performance of 4DS to be materially different from the results or performance expressed or implied by such forward looking statements. Such forward looking statements are based on numerous assumptions regarding the Company’s present and future business strategies and the political and economic environment in which 4DS will operate in the future, which are subject to change without notice. Past performance is not necessarily a guide to future performance and no representation or warranty is made as to the likelihood of achievement or reasonableness of any forward-looking statements or other forecast. To the full extent permitted by law, 4DS and its directors, officers, employees, advisers, agents and intermediaries disclaim any obligation or undertaking to release any updates or revisions to information to reflect any change in any of the information contained in this release (including, but not limited to, any assumptions or expectations set out in the release).

You should not place undue reliance on these forward- looking statements. Except as required by law or regulation (including the ASX Listing

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