Update on Expiry of Lock-up Undertaking and Insider Transactions in Sivers Semiconductors

Press Release   Kista, Sweden – July 21, 2026 – Sivers Semiconductors AB (STO: SIVE) (“Sivers Semiconductors” or the “Company”), a global leader in photonics and wireless technologies, today provides an update regarding the expiry of a lock-up undertaking and certain transactions in the Company’s shares carried out by persons discharging managerial responsibilities. Expiry of lock-up undertaking In connection with the directed share issue resolved upon by the Board of Directors on April 16, 2026, certain shareholding board members and members of the Company’s management entered

Sivers Board Completes Purchase of Shares as Approved at the June 2026 AGM

Press Release Kista, Sweden – July 13, 2026 – Sivers Semiconductors  AB (STO:SIVE), a global leader in photonics and wireless technologies, today announced that last week, Board members Bami Bastani, Karin Raj, Helena Svancar, Todd Thomson, and Joakim Nideborn completed the purchase of shares as approved at the AGM. As part of Sivers’ commitment to maintaining alignment between the Board and shareholders, these shares must be held for a period of at least 12 months. Along with the Board members, Sivers Semiconductors CEO also made an additional

Sivers Semiconductors Updates Financial Reporting Calendar

Press Release Kista, Sweden – July 9, 2026 – Sivers Semiconductors  AB (STO:SIVE), Sivers Semiconductors AB (publ), today announced updates to its financial reporting calendar as the Company continues to strengthen its financial reporting processes and prepare for future regulatory and US PCAOB audit requirements associated with the dual-listing objective. Updated Reporting Dates: · Q2 2026 Interim Report: August 27, 2026 · Q3 2026 Interim Report: November 26, 2026 · Q4 2026 Interim Report: February 25, 2027   This decision

Sivers Semiconductors’ Lender Bootstrap Europe Exercises Conversion Right Under Existing Convertible Loan

Press ReleaseKista, July 3, 2026   Bootstrap Europe IV SCSp. (“Bootstrap”) will convert the convertible loan of $12M into shares in Sivers Semiconductors AB (publ) (“Sivers” or the “Company”). The Board of Directors has consequently resolved to issue 22,847,044 new ordinary shares to Bootstrap. Background As announced on February 24, 2026, Sivers Semiconductors refinanced all its existing, external debt facilities, securing a loan facility in the aggregate amount of $17M with Bootstrap. The loan facility included, inter alia, a fixed rate secured convertible loan of $12M.

Sivers Semiconductors has resolved on a directed share issue of shares amounting to approximately SEK 700 million

Press ReleaseKista, July 1, 2026   NOT FOR PUBLICATION, DISTRIBUTION OR RELEASE, DIRECTLY OR INDIRECTLY, IN OR INTO UNITED STATES, AUSTRALIA, BELARUS, HONG KONG, JAPAN, CANADA, NEW ZEALAND, RUSSIA, SINGAPORE, SOUTH AFRICA, SOUTH KOREA OR ANY OTHER JURISDICTION IN WHICH THE PUBLICATION, DISTRIBUTION OR RELEASE WOULD BE UNLAWFUL, BE SUBJECT TO LEGAL RESTRICTIONS OR WOULD REQUIRE REGISTRATION OR OTHER ACTIONS. THIS PRESS RELEASE DOES NOT CONSTITUTE AN OFFER TO BUY SECURITIES IN SIVERS SEMICONDUCTORS AB (PUBL). SEE ALSO THE SECTION “IMPORTANT INFORMATION” AT THE END OF THIS PRESS

Change in the Total Number of Shares and Votes in Sivers Semiconductors AB

Press ReleaseKista, 30 June 2026   The number of shares in Sivers Semiconductors AB (the “Company”) as of 30 June 2026 amounts to a total of 319,953,572 ordinary shares. The total number of votes in the Company as of 30 June 2026 amounts to 319,953,572.   The change in the number of shares and votes in the Company is due to a reclassification of 14 798 821 shares of series C to ordinary shares, resolved by the Board of Directors on 12 June 2026 in accordance with the Company’s articles of association. The conversion was resolved to enable delivery of ordinary shares to

Sivers Semiconductors Announces Intention to Carry Out a Directed Share Issue of Approximately SEK 600 Million

Press ReleaseKista, June 30, 2026 NOT FOR PUBLICATION, DISTRIBUTION OR RELEASE, DIRECTLY OR INDIRECTLY, IN OR INTO UNITED STATES, AUSTRALIA, BELARUS, HONG KONG, JAPAN, CANADA, NEW ZEALAND, RUSSIA, SINGAPORE, SOUTH AFRICA, SOUTH KOREA OR ANY OTHER JURISDICTION IN WHICH THE PUBLICATION, DISTRIBUTION OR RELEASE WOULD BE UNLAWFUL, BE SUBJECT TO LEGAL RESTRICTIONS OR WOULD REQUIRE REGISTRATION OR OTHER ACTIONS. THIS PRESS RELEASE DOES NOT CONSTITUTE AN OFFER TO BUY SECURITIES IN SIVERS SEMICONDUCTORS AB (PUBL). SEE ALSO THE SECTION “IMPORTANT INFORMATION” AT THE END OF THIS PRESS RELEASE.

Bulletin from Sivers Semiconductors AB (publ)’s Annual General Meeting on 15 June 2026

The Annual General Meeting in Sivers Semiconductors AB (publ) (the “Company”) has been held on 15 June 2026 and in particular the following decisions were resolved. Adoption of the annual report and the auditor’s report  The Annual General Meeting resolved to approve the profit and loss statement and the balance sheet regarding the parent Company and the Group, appropriation of the profit in accordance with the Board of Directors proposal and not to distribute any dividends for the financial year 2025, as well as to discharge the CEO and Board members from liability. Election of

Sivers Semiconductors Withdraws Items From the Agenda of the 2026 Annual General Meeting

Press ReleaseKista, Sweden - June 15, 2026 The Board of Directors of Sivers Semiconductors AB (the "Company") has today, on 15 June 2026, resolved to withdraw items 14-16, set out in the notice to attend the Annual General Meeting 2026 to be held on 15 June 2026. The items have been withdrawn to allow the new Board of Directors to be elected at the Annual General Meeting to provide input on and review the employee incentive program. The Board intends to present a more comprehensive employee incentive program for resolution at a forthcoming General Meeting. For more information,

ALL.SPACE Awards $8.2M Production Order to Sivers Semiconductors for Ka-Band Beamforming ICs

Supports Volume Production Through 2027 For Next Generation Tactical TerminalsKista, Sweden – June 9, 2026 – Sivers Semiconductors  AB (STO:SIVE), a global leader in photonics and wireless technologies, today announced an $8.2M production order for 2027 from ALL.SPACE , the world's leading multi-orbit satellite communications company, for Sivers’ multi-beam Ka-band beamforming integrated circuits (BFICs). This purchase order underscores Sivers' growing momentum in the defense and commercial satellite communications market, as

Sivers & GlobalFoundries Advance AI Data Center Optical Solutions

Sivers’ laser arrays to support GlobalFoundries’ silicon photonics platform and SCALE™ optical engine solutions targeting a $25B Pluggable Optics market by 2030 Kista, Sweden – June 2, 2026 – Sivers Semiconductors  AB (STO:SIVE), a global leader in photonics and wireless technologies, today announced a strategic collaboration with GlobalFoundries  (Nasdaq: GFS) (GF), to develop advanced silicon photonics solutions for the high-growth AI infrastructure market.

Change in The Total Number of Shares and Votes in Sivers Semiconductors AB

Press ReleaseKista, 29 May 2026 The number of shares in Sivers Semiconductors AB (the “Company”) as of 29 May 2026 amounts to a total of 319,953,572 shares, comprising 305,154,751 ordinary shares and 14,798,821 shares of series C. The total number of votes in the Company as of 29 May 2026 amounts to 306,634,633.1.   The change in the number of shares and votes in the Company is due to the directed new issue of 8,620,000 ordinary shares that was resolved by the Board of Directors on 15 April 2026, approved by the extraordinary general meeting on 11 May 2026.   For more

Sivers Semiconductors AB (publ), Publishes Interim Report Q1, January – March 2026

Record Opportunity Pipeline Growth, and Multiple Product Ramps into 2027 remain on Track for Growth Acceleration.Q1 2026 financials impacted by U.S. Government shutdown and associated defense budget approval delays as well as exchange rateKista, Sweden – May 29, 2026 – Sivers Semiconductors  AB (STO:SIVE), a global leader in photonics and wireless technologies today announced financial results for Q1 2026, including a Year-to-Date growth of 77% in its opportunity pipeline to $799M, compared to end of 2025. Q1 revenues were impacted by U.S. Government

Sivers Semiconductors Welcomes the Nomination of New Board Members Joakim Nideborn and Helena Svancar

Kista, Sweden – May 20, 2026 – As reported in the AGM Notice for June 15, 2025, the Sivers Semiconductors  Nomination Committee has proposed the following five members as the Sivers Semiconductors AB Board of Directors slate. Dr. Bami Bastani, Todd Thomson, and Karin Raj are returning Board members, together with Joakim Nideborn  and Helena Svancar  as new additions. "Sivers is fortunate to have such a strong board proposed by the

Microelectronics Commons Strengthens Commitment to Sivers Semiconductors With Year 2 Funding

$6.6M Year 2 Program Award through NEMC Rewards Strong Execution and Reinforces Growing Momentum in Modernizing U.S. Defense Infrastructure Using Sivers TechnologyKista, Sweden – May 19, 2026 – Sivers Semiconductors  AB (STO:SIVE), a global leader in photonics and wireless technologies, today announced a second-year extension of its Electronic Warfare (EW STAR) project from the Northeast Microelectronics Coalition (NEMC) Hub under the Microelectronics Commons program .    The Year 2 program award totals $6.6

Notice to attend the Annual General Meeting of Sivers Semiconductors AB (publ)

The shareholders of Sivers Semiconductors AB (publ) (the “Company”), reg. no. 556383-9348, are hereby invited to attend the Annual General Meeting to be held on Monday, 15 June 2026 at 4 pm at Setterwalls Advokatbyrå's premises at Sturegatan 10 in Stockholm, Sweden.Press ReleaseKista, 14 May 2026 The Board of Directors has decided that shareholders also have the opportunity to exercise their voting rights by postal voting prior to the Meeting. Right to participate and notice of participation at the Meeting Shareholders who wish to attend the Meeting must: · be recorded in

Sivers Semiconductors publishes the 2025 Annual Report, adjusting prior reported financials as preparation for a potential dual listing in the United States

Kista, Sweden – May 13, 2026 – Sivers Semiconductors AB (publ) (STO: SIVE) ("Sivers" or the "Company") today publishes its Annual Report for 2025 and corrects for changes in the results as reported in the year-end report published on February 26, 2026. The Annual Report is available on the Company’s website, www.sivers-semiconductors.com.   As previously communicated, the Company has upgraded its consolidated financial statements for 2024 and 2025 to align better with the US Public Company Accounting Oversight Board (PCAOB) standards in connection with the evaluation of a potential

Bulletin from the Extraordinary General Meeting in Sivers Semiconductors AB (publ) on 11 May 2026

The Extraordinary General Meeting in Sivers Semiconductors AB (publ) (the “Company”) has been held on 11 May 2026 and in particular the following decisions were resolved.Press releaseKista, 11 May 2026 Resolution to approve the Board of Directors’ resolution on a directed new issue of shares The Extraordinary General Meeting resolved to approve the Board of Directors’ resolution of 15 April 2026 to increase the Company’s share capital by SEK 4,310,000 through a directed share issue of 8,620,000 ordinary shares, at a subscription price of SEK 14.5 per share. With deviation from the

Tachyon Networks Expands FWA Portfolio With $1.5M Development Partnership With Sivers Semiconductors

Collaboration to Accelerate Tachyon’s New Unified 28GHz and 60GHz Transceivers Offering for Rapid Deployment in Fixed Wireless Access Market (FWA)Kista, Sweden – May 6, 2026 – Sivers Semiconductors  AB (STO:SIVE), a global leader in photonics and wireless technologies, today announced a new $1.5M development partnership with Tachyon Networks Inc. , for a 60 GHz mmWave transceiver for the FWA market. The expanded collaboration addresses growing demand for higher-capacity, short-range mmWave links in dense urban and

Sivers Semiconductors AB Postpones Publication of Annual Report 2025 Amid Dual Listing Evaluation

Delay follows Ongoing Audit Uplift tied to Evaluation of Potential Nasdaq New York Dual ListingKista, Sweden – April 24, 2026 – Sivers Semiconductors AB (publ) (STO: SIVE) ("Sivers" or the "Company") today announces that the publication of the Company's Annual Report 2025 is postponed from April 27, 2026 to May 15, 2026.   The postponement is due to the ongoing audit uplift of the Company's consolidated financial statements for 2024 and 2025 to align with the US Public Company Accounting Oversight Board (PCAOB) standards, as previously communicated on April 16, 2026 in connection with

Notice to attend the Extraordinary General Meeting of Sivers Semiconductors AB (publ)

The shareholders of Sivers Semiconductors AB (publ) (the “Company”), reg. no. 556383-9348, are hereby invited to attend the Extraordinary General Meeting to be held on Monday, 11 May 2026 at 9.00 am at Setterwalls Advokatbyrå’s premises at Sturegatan 10 in Stockholm, Sweden.Press ReleaseKista, 16 April 2026 The Board of Directors has decided that shareholders also have the opportunity to exercise their voting rights by postal voting prior to the Meeting. Right to participate and notice of participation at the Meeting Shareholders who wish to attend the Extraordinary General

Sivers Semiconductors AB evaluates a potential dual listing of its shares on the Nasdaq New York

Press Release Kista, 16 April 2026    NOT FOR PUBLICATION, DISTRIBUTION OR RELEASE, DIRECTLY OR INDIRECTLY, IN OR INTO UNITED STATES, AUSTRALIA, BELARUS, HONG KONG, JAPAN, CANADA, NEW ZEALAND, RUSSIA, SINGAPORE, SOUTH AFRICA, SOUTH KOREA OR ANY OTHER JURISDICTION IN WHICH THE PUBLICATION, DISTRIBUTION OR RELEASE WOULD BE UNLAWFUL, BE SUBJECT TO LEGAL RESTRICTIONS OR WOULD REQUIRE REGISTRATION OR OTHER ACTIONS. THIS PRESS RELEASE DOES NOT CONSTITUTE AN OFFER TO BUY SECURITIES IN SIVERS SEMICONDUCTORS AB (PUBL). SEE ALSO THE SECTION “IMPORTANT INFORMATION” AT THE END OF THIS PRESS

Sivers Semiconductors has resolved on a directed share issue of shares amounting to approximately 125 MSEK

Press Release Kista, 16 April 2026    NOT FOR PUBLICATION, DISTRIBUTION OR RELEASE, DIRECTLY OR INDIRECTLY, IN OR INTO UNITED STATES, AUSTRALIA, BELARUS, HONG KONG, JAPAN, CANADA, NEW ZEALAND, RUSSIA, SINGAPORE, SOUTH AFRICA, SOUTH KOREA OR ANY OTHER JURISDICTION IN WHICH THE PUBLICATION, DISTRIBUTION OR RELEASE WOULD BE UNLAWFUL, BE SUBJECT TO LEGAL RESTRICTIONS OR WOULD REQUIRE REGISTRATION OR OTHER ACTIONS. THIS PRESS RELEASE DOES NOT CONSTITUTE AN OFFER TO BUY SECURITIES IN SIVERS SEMICONDUCTORS AB (PUBL). SEE ALSO THE SECTION “IMPORTANT INFORMATION” AT THE END OF THIS PRESS

Sivers Semiconductors Collaborates With Jabil on Energy Efficient 1.6T Pluggable Optical Transceiver Module

Solution Delivers Exceptional Speeds at 2.5x Lower Energy Footprint for AI Data CentersKista, Sweden – April 15, 2026 – Sivers Semiconductors  AB (STO:SIVE), a global leader in photonics and wireless technologies, today announced a collaboration with Jabil , a global engineering, supply chain, and manufacturing solutions provider. Through this collaboration, Jabil plans to develop a 1.6T linear receive optical (LRO) transceiver module using Sivers’ high-performance Distributed Feedback (DFB) lasers. The new pluggable module