CrayoNano AS: Last day of subscription period in Subsequent Offering

NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION, IN WHOLE OR IN PART DIRECTLY OR INDIRECTLY, IN AUSTRALIA, CANADA, JAPAN, HONG KONG OR THE UNITED STATES OR ANY OTHER JURISDICTION IN WHICH THE RELEASE, PUBLICATION OR DISTRIBUTION WOULD BE UNLAWFUL. THIS ANNOUNCEMENT DOES NOT CONSTITUTE AN OFFER OF ANY OF THE SECURITIES DESCRIBED HEREIN.

Trondheim, 5 June 2023—Reference is made to the announcement from CrayoNano AS ("CrayoNano" or the "Company") on 22 May 2023 regarding the start of the subscription period in the subsequent offering of up to 1,785,714 new shares at a subscription price of NOK 14.00 per share (the "Subsequent Offering").

The subscription period for the Subsequent Offering will expire today, Monday 5 June 2023 at 16:30 CEST.

In order to subscribe for shares, the Managers must either receive a complete and duly signed subscription form or a subscription through the VPS' electronic solution within the end of the subscription period as set out above. Subscription rights that are not used to subscribe for Offer Shares by the end of the subscription period will have no value and will lapse without compensation to the holder.

For further information, please refer to the prospectus dated 15 May 2023 (the "Prospectus") prepared in connection with the Subsequent Offering, which is available at Managers' websites www.dnb.no/emisjoner and www.sb1markets.no/transaksjoner/.

DNB Markets, a part of DNB Bank ASA and SpareBank 1 Markets AS are acting as managers (the "Managers") for the Subsequent Offering. Advokatfirmaet Wiersholm is acting as legal counsel to CrayoNano.

For further information, please contact:

Jo Uthus, CEO

Tel: + 47 47 38 06 34

Email: jo.uthus@crayonano.com

Jens Kielland, CFO

Tel: + 47 95 81 55 81

Email: jens.kielland@crayonano.com

About CrayoNano AS

Founded in 2012, CrayoNano develops and manufactures nanomaterials-based semiconductor components using proprietary technologies. Headquartered in Trondheim, Norway, CrayoNano has expanded with a branch in Taiwan and supporting customers globally with sales representatives in EMEA, APAC and Americas. CrayoNano’s innovative semiconductor components advance global solutions in health and safety, water purification, consumer, and industrial applications, and more. CrayoNano is registered on Euronext NOTC in Norway under the ticker “CNANO”.

Important notice:

This announcement is not and does not form a part of any offer to sell, or a solicitation of an offer to purchase, any securities of the Company. Copies of this announcement are not being made and may not be distributed or sent into any jurisdiction in which such distribution would be unlawful or would require registration or other measures.

The securities referred to in this announcement have not been and will not be registered under the U.S. Securities Act of 1933, as amended (the "Securities Act"), and accordingly may not be offered or sold in the United States absent registration or an applicable exemption from the registration requirements of the Securities Act and in accordance with applicable U.S. state securities laws. The Company does not intend to register any part of the offering in the United States or to conduct a public offering of securities in the United States. Any sale in the United States of the securities mentioned in this announcement will be made solely to "qualified institutional buyers" as defined in Rule 144A under the Securities Act.

In any EEA Member State, this communication is only addressed to and is only directed at qualified investors in that Member State within the meaning of the Prospectus Regulation, i.e., only to investors who can receive the offer without an approved prospectus in such EEA Member State. The expression "Prospectus Regulation" means Regulation (EU) 2017/1129 as amended (together with any applicable implementing measures in any Member State.

This communication is only being distributed to and is only directed at persons in the United Kingdom that are (i) investment professionals falling within Article 19(5) of the Financial Services and Markets Act 2000 (Financial Promotion) Order 2005, as amended (the "Order") or (ii) high net worth entities, and other persons to whom this announcement may lawfully be communicated, falling within Article 49(2)(a) to (d) of the Order (all such persons together being referred to as "relevant persons"). This communication must not be acted on or relied on by persons who are not relevant persons. Any investment or investment activity to which this communication relates is available only for relevant persons and will be engaged in only with relevant persons. Persons distributing this communication must satisfy themselves that it is lawful to do so.

Matters discussed in this announcement may constitute forward-looking statements. Forward-looking statements are statements that are not historical facts and may be identified by words such as "believe", "expect", "anticipate", "strategy", "intends", "estimate", "will", "may", "continue", "should" and similar expressions. The forward-looking statements in this release are based upon various assumptions, many of which are based, in turn, upon further assumptions. Although the Company believe that these assumptions were reasonable when made, these assumptions are inherently subject to significant known and unknown risks, uncertainties, contingencies and other important factors which are difficult or impossible to predict, and are beyond their control. Such risks, uncertainties, contingencies and other important factors could cause actual events to differ materially from the expectations expressed or implied in this release by such forward-looking statements. The Company does not make any guarantee that the assumptions underlying the forward-looking statements in this announcement are free from errors nor does it accept any responsibility for the future accuracy of the opinions expressed in this announcement or any obligation to update or revise the statements in this announcement to reflect subsequent events. You should not place undue reliance on the forward-looking statements in this announcement.

The information, opinions and forward-looking statements contained in this announcement speak only as at its date, and are subject to change without notice. The Company does not undertake any obligation to review, update, confirm, or to release publicly any revisions to any forward-looking statements to reflect events that occur or circumstances that arise in relation to the content of this announcement.

Neither the Managers nor any of their affiliates makes any representation as to the accuracy or completeness of this announcement and none of them accepts any responsibility for the contents of this announcement or any matters referred to herein.

This announcement is for information purposes only and is not to be relied upon in substitution for the exercise of independent judgment. It is not intended as investment advice and under no circumstances is it to be used or considered as an offer to sell, or a solicitation of an offer to buy any securities or a recommendation to buy or sell any securities of the Company. Neither the Managers nor any of their affiliates accepts any liability arising from the use of this announcement.

The distribution of this announcement and other information may be restricted by law in certain jurisdictions. Persons into whose possession this announcement or such other information should come are required to inform themselves about and to observe any such restrictions.