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

Press Release
Kista, 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. Under the terms and conditions of the convertible loan, Bootstrap has the right to convert all or part of the outstanding principal into ordinary shares in the Company at a conversion price of SEK 4.77 per share.

Conversion

Bootstrap has exercised its right to convert the full outstanding principal of the convertible loan of $12M. The conversion results in the issuance of 22,847,044 new ordinary shares to Bootstrap. Payment for the new shares is made by way of set-off of Bootstrap's receivable against the Company under the convertible loan. The Board of Directors has resolved to issue the shares in accordance with the conversion notice.

Heine Thorsgaard, CFO of Sivers Semiconductors, said, "Bootstrap Europe is an excellent strategic lending partner, and their conversion reduces Sivers' outstanding debt substantially. This is consistent with our stated strategy to continue to strengthen the balance sheet and focus our investments on capturing significant commercial opportunities in our three fast growing focus market segments."

Share capital and number of shares

Following the conversion, the total number of shares in the Company increases by 22,847,044 ordinary shares, from 332,234,273 to 355,081,317 ordinary shares, corresponding to a dilution of approximately 6.4 per cent for existing shareholders. The Company's share capital increases by SEK 11,423,522, from SEK 166,117,136.50 to SEK 177,540,658.50.

For more information, please contact:

Heine Thorsgaard

CFO, Sivers Semiconductors

Tel: +46 (0)8 703 68 00

Email: ir@sivers-semiconductors.com

This information is such insider information that Sivers Semiconductors AB is obliged to make public pursuant to the EU Market Abuse Regulation. The information was submitted for publication, through the agency of the contact person set out above, on July 3, 2026 at 18:30 CEST.

About Sivers Semiconductors

We are Critical Enablers of a Greener Data Economy with Energy Efficient Photonics & Wireless Solutions. Our differentiated high precision laser and RF beamformer technologies help our customers in key markets such as AI Data Centers, SATCOM, Defense and Telecom solve essential performance challenges while enabling a much greener footprint. Visit us at: www.sivers-semiconductors.com (SIVE:ST).