Today, September 16, 2022, the subscription period for Brighter AB's (publ) ("Brighter" or the "Company") upcoming rights issue of units, which was announced on August 25, 2022 (the "Rights Issue"), begins. The subscription period in the Rights Issue runs from and including September 16, 2022, up to and including September 30, 2022. However, note that nominees may have a deadline for subscription in the Rights Issue that falls before September 30, 2022.

• Subscription period: September 16, 2022 - September 30, 2022.
• Trade in unit rights: September 16, 2022 - September 27, 2022.
• Preferred rights: For every one (1) share held on the record date of September 14, 2022, one (1) unit right was received and five (5) unit rights entitle to subscription of one (1) unit.
• Unit: One (1) unit contains five (5) newly issued shares and four (4) warrants of series TO9.
• Subscription price: SEK 0.30 per unit, corresponding to SEK 0.06 per share. The warrants are received free of charge.
• Issue proceeds: In the event of full subscription in the Rights Issue, the Company will receive approximately SEK 52.4 million before issue costs and in the event of full exercise of the warrants, the Company will receive an additional maximum of approximately SEK 52.4 million before issue costs.
• Underwritten level: The rights issue is underwritten to approximately 57 percent through underwriting commitments.

Subscription with preferential rights
The shareholders or representatives of shareholders who, on the record date of September 14, 2022, were registered in the share register maintained by Euroclear Sweden AB ("Euroclear") and on behalf of the Company, directly registered shareholders, receive a pre-printed issue report with attached payment advice from Euroclear. In the event that a different number of unit rights than those stated in the preprinted issue report are used for subscription the special application form, which is available on Mangold's website https://emission.mangold.se/, shall be used as a basis for subscription by cash payment.

Shareholders whose holdings of shares in the Company were nominee-registered with a bank or other nominee on the record date do not receive an issue report or a special application form from Euroclear. Subscription and payment must then instead take place in accordance with instructions from the respective trustee.

Subscription without preferential rights
Notification of subscription without preferential rights by a trustee is made in accordance with instructions from the respective trustee. For subscription through an endowment insurance or an investment savings account, please contact your manager. Registration for subscription without preferential rights in other respects is done by sending a registration form by post or e-mail to Mangold or alternatively by electronic subscription with Bank ID on Mangold's website. Registration form and electronic subscription are available on Mangold's website https://emission.mangold.se/.

Advisors
Mangold Fondkommission AB is the financial advisor to Brighter in connection with the Rights Issue. Synch Advokat AB is the legal advisor to the Company in connection with the Rights Issue.

For more information, please contact:
Investor Relations,
IR@brighter.se

Certified Adviser
Brighter's Certified Adviser is Mangold Fondkommission AB, www.mangold.se

About Brighter
Brighter is a health-tech company from Sweden with a vision of a world where managing chronic diseases is no longer a struggle. We believe a data-centric approach is key to providing smarter care for chronic conditions. Our daily-care solutions are designed with a vision to facilitate the flow of real-life treatment data between chronic-disease patients, their loved ones and their care providers - aiming to improve quality of life, easing the burden on healthcare systems, and opening new opportunities for data-driven research. Brighter's quality management system is ISO13485 certified. In 2019 the company won the Swecare Rising Stars Award. The Company's shares are listed on Nasdaq First North Growth Market/BRIG.

For more information, please visit our website at www.brighter.se

Important information
The information in this press release does not contain or constitute an offer to acquire, subscribe or otherwise trade in shares, warrants or other securities in Brighter. No action has been taken and measures will not be taken to permit a public offering in any jurisdictions other than Sweden. Any invitation to the persons concerned to subscribe for units in Brighter will only be made through the Prospectus published by the Company on September 14, 2022. The Prospectus has been approved and registered by the Swedish Financial Supervisory Authority and has been published on www.brighter.se. The approval of the Prospectus by the Swedish Financial Supervisory Authority shall not be regarded as an approval of the shares, warrants or any other securities. This release is however not a prospectus in accordance with the definition in the Prospectus Regulation (EU) 2017/1129 ("Prospectus Regulation" and this announcement does not identify or suggest, or purport to identify or suggest, the risks (direct or indirect) that may be associated with an investment in shares, warrants or other securities in Brighter. In order for investors to fully understand the potential risks and benefits associated with a decision to participate in the Rights Issue, any investment decision should only be made based on the information in the Prospectus. Thus, investors are encouraged to review the Prospectus in its entirety. In accordance with article 2 k of the Prospectus Regulation this press release constitutes an advertisement.

The information in this press release may not be released, distributed or published, directly or indirectly, in or into the United States of America, Australia, Canada, Hong Kong, Japan, New Zealand, Singapore, South Africa, South Korea, Switzerland or any other jurisdiction in which such action would be unlawful or would require registration or any other measures than those required by Swedish law. Actions in violation of these restrictions may constitute a violation of applicable securities laws. No shares, warrants or other securities in Brighter have been registered, and no shares, warrants or other securities will be registered, under the United States Securities Act of 1933, as amended (the "Securities Act") or the securities legislation of any state or other jurisdiction in the United States of America and no shares, warrants or other securities may be offered, sold or otherwise transferred, directly or indirectly, in or into the United States of America, except under an available exemption from, or in a transaction not subject to, the registration requirements under the Securities Act and in compliance with the securities legislation in the relevant state or any other jurisdiction of the United States of America.

Within the European Economic Area ("EEA"), no public offering of shares, warrants or other securities ("Securities") is made in other countries than Sweden. In other member states of the EU, such an offering of Securities may only be made in accordance with the Prospectus Regulation. In other member states of the EEA which have implemented the Prospectus Regulation in its national legislation, any offer of Securities may only be made in accordance with an applicable exemption in the Prospectus Regulation and/or in accordance with an applicable exemption under a relevant national implementation measure. In other member states of the EEA which have not implemented the Prospectus Regulation in its national legislation, any offer of Securities may only be made in accordance with an applicable exemption under national law.

In the United Kingdom, this document and any other materials in relation to the securities described herein is only being distributed to, and is only directed at, and any investment or investment activity to which this document relates is available only to, and will be engaged in only with, "qualified investors" (within the meaning of the United Kingdom version of the EU Prospectus Regulation (2017/1129/ EU) which is part of United Kingdom law by virtue of the European Union (Withdrawal) Act 2018) who are (i) persons having professional experience in matters relating to investments who fall within the definition of "investment professionals" in Article 19(5) of the Financial Services and Markets Act 2000 (Financial Promotion) Order 2005 (the "Order"); (ii) high net worth entities etc. falling within Article 49(2)(a) to (d) of the Order; or (iii) such other persons to whom such investment or investment activity may lawfully be made available under the Order (all such persons together being referred to as "relevant persons"). In the United Kingdom, any investment or investment activity to which this communication relates is available only to, and will be engaged in only with, relevant persons. Persons who are not relevant persons should not take any action on the basis of this press release and should not act or rely on it.

This press release may contain forward-looking statements which reflect the Company's current view on future events and financial and operational development. Words such as "intend", "expect", "anticipate", "may", "believe", "plan", "estimate" and other expressions which imply indications or predictions of future development or trends, and which are not based on historical facts, are intended to identify forward-looking statements. Forward-looking statements inherently involve both known and unknown risks and uncertainties as they depend on future events and circumstances. Forward-looking statements do not guarantee future results or development and the actual outcome could differ materially from the forward-looking statements.

The English text is an unofficial translation of the original Swedish text. In case of any discrepancies between the Swedish text and the English translation, the Swedish text shall prevail.