Wästbygg Gruppen publishes supplementary prospectus regarding rights issue

The Supplementary Prospectus has been prepared in connection with the resolution by the Company's board of directors on 3 March 2026 to proceed with the early redemption of the Company's outstanding green bonds 2024/2027 with ISIN SE0022747440, as announced by the Company by way of press release on 3 March 2026.

The Supplementary Prospectus has been prepared in accordance with Article 23 of the Regulation (EU) 2017/1129 of the European Parliament and of the Council (the “Prospectus Regulation”) and was approved and registered by the Swedish Financial Supervisory Authority on 6 March 2026. The Supplementary Prospectus forms part of, and should be read in conjunction with, the Prospectus. The Prospectus and the Supplementary Prospectus (together, the “Prospectuses”) are available on the Company’s website (www.wbgr.se) and Arctic Securities' website (www.arctic.com/offerings). The Prospectus and the Supplementary Prospectus are and will be, respectively, available on the website of the Swedish Financial Supervisory Authority (www.fi.se).

Investors who, prior to the publication of the Supplementary Prospectus, have submitted an application or otherwise agreed to subscribe for units in the Rights Issue are, pursuant to Article 23 of the Prospectus Regulation, entitled to withdraw their application or consent within three business days from the publication of the Supplementary Prospectus, i.e. until and including 11 March 2026. Withdrawal shall be made in writing to Arctic Securities AS; by mail to Arctic Securities AS, Swedish branch, re: Wästbygg, Regeringsgatan 38, SE-111 56 Stockholm, or by e-mail to subscription@arctic.com. Investors who have applied to subscribe for units through a nominee shall contact their nominee regarding withdrawal. Applications not withdrawn within the stipulated period will remain binding, and investors wishing to remain committed to their subscription for units need not take any action.

For complete terms and conditions and other information about the Rights Issue, please refer to the Prospectuses.

Advisors
Arctic Securities acts as Sole Bookrunner in connection with the Rights Issue. Setterwalls Advokatbyrå is legal advisor to the Company in connection with the Rights Issue and Gernandt & Danielsson is legal advisor to the Sole Bookrunner.

For more information, please contact:

Patrik Mellgren, CEO, Wästbygg Gruppen AB (publ)
E-mail: patrik.mellgren@wbgr.se
Cell phone: +46 72 856 22 00

www.wbgr.se

This information was submitted for publication, through the agency of the contact person set out above, on 2026-03-06 at 11.20 CET.

About Wästbygg Group

Wästbygg Group is a listed construction and development company, specialized in properties within logistics, industry, residential, commercial and community service. We are an experienced and long-term partner, built on trust.

The group comprises Logistic Contractor AB, Wästbygg AB and Rekab Entreprenad AB. The operations are conducted in the most expansive markets in Sweden and within Logistic Contractor also in the neighbouring Nordic countries. In 2025, the group had sales of SEK 4.0 billion and 350 employees.

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 Wästbygg Group. The recipient of this press release is responsible for using this press release and the information herein in accordance with the applicable rules of each jurisdiction. Any invitation to the persons concerned to subscribe for units in Wästbygg Group will only be made through the Prospectuses that the Company has published on 2 March 2026 and on 6 March 2026. The Prospectuses have been approved and registered by the Swedish Financial Supervisory Authority and has been published on the Company's website, www.wbgr.se. The approval of the Prospectuses by the Swedish Financial Supervisory Authority shall not be regarded as an approval of the shares, warrants or any other securities.

This press release is not a prospectus in accordance with the definition in the Prospectus Regulation and has not been approved by any regulatory authority in any jurisdiction. 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 Wästbygg Group. 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 Prospectuses. Thus, investors are encouraged to review the Prospectuses in their entirety. This press release constitutes advertisement in accordance with article 2 k of the Prospectus Regulation.

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, Belarus, Canada, Hong Kong, Japan, New Zealand, Russia, Singapore, South Africa, South Korea 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 Wästbygg Group 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”, “will”, "assess", “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.

This information, opinions and forward-looking statements contained in this press release applies only as of the date hereof and may be subject to change without notice. Wästbygg Group makes no commitment to publicly update or revise any forward-looking statements, future events or similar circumstances other than as required by applicable law.

Arctic Securities AS is acting for Wästbygg Group in connection with the transaction and no one else, and will not be responsible to anyone other than Wästbygg Group for providing the protections afforded to its clients nor for giving advice in relation to the transaction or any other matter referred to herein.

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.