Adhoc: u-blox AG: SIX Exchange Regulation approves extension of exemption from specific disclosure requirements

u-blox AG / Key word(s): Delisting
SIX Exchange Regulation approves extension of exemption from specific disclosure requirements

29-Apr-2026 / 19:00 CET/CEST
Release of an ad hoc announcement pursuant to Art. 53 LR
The issuer is solely responsible for the content of this announcement.

---

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);
  1. Disclosure of management transactions (Art. 56 LR).

1. 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.
2. 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.

For further information, please contact:

Rafael Duarte
Head of Business Control and Investor Relations
Phone: [phone]
[e-mail]

u-blox (SIX:UBXN) is a global leader in automotive, industrial, and consumer markets, driving innovation through our cutting-edge positioning and short-range communication technologies. We are the pioneers behind high-precision technologies, providing smart and reliable solutions that enable people, vehicles, and machines to determine their precise position and communicate wirelessly. With headquarters in Thalwil, Switzerland, and offices across Europe, Asia, and the USA, we are making a global impact.

Join us on social media - X, Facebook, YouTube, LinkedIn and Instagram. (www.u-blox.com)

Advent is a leading global private equity investor committed to working in partnership with management teams, entrepreneurs, and founders to help transform businesses. With 16 offices across five continents, we oversee more than USD $100 billion in assets under management* and have made over 435 investments across 44 countries. Since our founding in 1984, we have developed specialist market expertise across our five core sectors: business & financial services, consumer, healthcare, industrial, and technology. This approach is bolstered by our deep subsector knowledge, which informs every aspect of our investment strategy, from sourcing opportunities to working in partnership with management to execute value creation plans. As one of the largest privately-owned partnerships, our 675+ colleagues leverage the full ecosystem of Advent's global resources, including our Portfolio Support Group, insights provided by industry expert Operating Partners and Operations Advisors, as well as bespoke tools to support and guide our portfolio companies as they seek to achieve their strategic goals.

*Assets under management (AUM) as of June 30, 2025. AUM includes assets attributable to Advent advisory clients as well as employee and third-party co-investment vehicles.

*This media release contains information based on the current state of knowledge. Unforeseeable risks and influences may cause deviations from the statements made. For more detailed information on the company and its business performance, please refer to the annual report and the half-year report of u-blox Holding AG. These can be downloaded digitally at https://www.u-blox.com/.

Disclaimer
This release contains certain forward looking statements. Such forward looking statements reflect the current views of management and are subject to known and unknown risks, uncertainties and other factors that may cause actual results, performance or achievements of the u blox Group to differ materially from those expressed or implied. These include risks related to the success of and demand for the Group's products, the potential for the Group's products to become obsolete, the Group's ability to defend its intellectual property, the Group's ability to develop and commercialize new products in a timely manner, the dynamic and competitive environment in which the Group operates, the regulatory environment, changes in currency exchange rates, the Group's ability to generate revenues and profitability, and the Group's ability to realize its expansion projects in a timely manner. Should one or more of these risks or uncertainties materialize, or should underlying assumptions prove incorrect, actual results may vary materially from those described in this report. u blox is providing the information in this release as of this date and does not undertake any obligation to update any forward looking statements contained in it as a result of new information, future events or otherwise.

---

End of Inside Information

---

Language:	English
Company:	u-blox AG
	Zürcherstrasse 68
	8800 Thalwil
	Switzerland
Phone:	[phone]
Fax:	[phone]
E-mail:	[e-mail]
Internet:	www.u-blox.com
ISIN:	CH0033361673
Listed:	SIX Swiss Exchange
EQS News ID:	2318296

End of Announcement	EQS News Service

---

2318296 29-Apr-2026 CET/CEST