Invitation — 2026 Half-Year Results Conference for Analysts and Investors

Ladies a d Ge tleme ,

We i vite you to the Ascom Holdi g Ltd A alyst a d I vesto Co fe e ce o the occasio of the publicatio of the 2026 half-yea esults:

Date: Wed esday, 29 July 2026Sta t: 10:00 a.m. CESTFo mat: O li e, via Mic osoft TeamsSpeake s: David Hale, CEO; Kali a Scott, CFO

Video webi a with Q&A sessio The co fe e ce will be st eamed via Mic osoft Teams. The co fe e ce will be co ducted i E glish.Please use the followi g li k to joi .

Mic osoft Teams Meeti g: Li kMeeti g ID: 314 619 521 920 748Passcode: Qf7Ng2Yq

Dial i by pho e: +41 43 216 35 11Pho e co fe e ce ID: 107264094#

If you a e joi i g via sma tpho e, please dow load the Teams app i adva ce. Please dial i five mi utes befo e the sta t.Followi g the p ese tatio , pa ticipa ts ca ask questio s live o i w iti g via chat du i g the Q&A sessio .

Ascom will publish the p ess elease, the p ese tatio , a d the 2026 Half-Yea Repo t o July 29, 2026, at 7:00 a.m. CEST o www.ascom.com.

Best ega ds,Kali a ScottCFO

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