SIX Exchange Regulation approves extension of exemption from specific disclosure requirements

Thalwil, Switzerland – 29 April 2026 – u-blox (SIX:UBXN), a global leader in positioning and short-range communication technologies for automotive, industrial, and consumer markets, announces that on 23 April 2026, u-blox Holding AG submitted a request to SIX Exchange Regulation AG (SER) for an extension of the exemption from certain disclosure requirements in connection with the public tender offer by ZI Zenith S.à r.l., a European indirect subsidiary of funds managed and/or advised by Advent International, L.P. The application for the extension of the exemption has received approval from SER.

In its decision dated 15 December 2025, SER approved the delisting of all registered shares, each with a nominal value of 10.50 Swiss francs, belonging to u-blox Holding AG, Thalwil (security no. 3'336'167; ISIN: CH0033361673). The delisting of u-blox shares will occur once the judgment of the relevant court on the cancelation becomes final. SER, in consultation with u-blox, will determine the last trading day and the delisting date following the issuance of the final judgment. Also on 15 December 2025, SER granted approval for the request to exempt u-blox from specific disclosure requirements.

In its decision dated 29 April 2026, SER granted approval for an extension of the exemption from certain disclosure requirements. u-blox therefore remains exempt from the following disclosure requirements, effective from the publication date of this ad hoc announcement (the content of Clauses I. to III. of the dispositive of SER's decision is reproduced here verbatim as a mandatory publication):

1. u-blox Holding AG (Issuer) is exempted, in connection with the planned delisting and until the expiry of the validity period of the Best Price Rule pursuant to Art. 10 para. 1 of the Ordinance of the Swiss Takeover Board on Public Takeover Offers dated 21 August 2008 (Takeover Ordinance, TOO), up to and including [30 June] 2026, from the following obligations:
   1.      Publication of the 2025 Annual Report (Art. 49 et seq. Listing Rules [LR] in conjunction with Art. 10 et seq. Directive on Financial Reporting [DFR] and Annex 1 Point 2.01 (1) Directive Regular Reporting Obligations [DRRO]);
   2.      Management of the company calendar (Art. 52 LR);
   3.       Publication of ad hoc announcements (Art. 53 LR in conjunction with the Directive on Ad hoc Publicity [DAH]), with the exception of the publication of an ad hoc announcement regarding the announcement of the date of delisting of the Issuer’s registered shares;
   4.      Compliance of the following regular reporting obligations (Art. 55 LR in conjunction with Annex 1 DRRO):

• Point 1.04 (Change of the auditing body);

• Point 1.05 (Change in the balance sheet date);

• Point 1.07 (4) (Amendment to the corporate calendar weblink);

• Point 1.07 (5) (Amendment to the weblink to the directory of financial statements [annual and semi-annual reports]);

• Point 2.01 (1) (Submission of the annual report);

• Point 3.03 (Invitation to the General Meeting);

• Point 3.05 (Resolutions regarding opting out/opting up);

• Point 5.02 (Reporting of conditional capital);
  5.      Disclosure of management transactions (Art. 56 LR).

2. The exemption pursuant to Clause I commences with the publication of the ad hoc announcement. The ad hoc announcement must be published no later than 30 April 2026, at 07:30 a.m. in accordance with the requirements set out in Clause IV.
3. In the event of reinstatement of the obligation pursuant to Clause I lit. a, the Issuer must publish the 2025 Annual Report within eight weeks from the date of reinstatement of the obligation pursuant to Art. 49 et seq. LR in conjunction with Art. 10 et seq. DFR and Annex 1 Point 2.01 (1) DRRO, and submit it to SIX Exchange Regulation AG.

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