Proximus SA

Transaction in Own Shares • Nov 3, 2025

Press Release

Brussels, 03 November 2025, 18:00 local time Regulated information

Repurchase of shares in the context of the liquidity contract

In the framework of the liquidity contract (see press release dated Mar. 1st, 2016), Proximus announces today that Kepler-Cheuvreux on behalf of Proximus has bought 174,391 own shares during the period between 27 October 2025 and 31 October 2025 on Euronext Brussels.

During the same period, Kepler-Cheuvreux on behalf of Proximus has sold 166,298 own shares and consequently this results in a net increase of 8,093 own shares.

Purchase operations details per day

Date	Number of shares	Average price (€)	Highest price (€)	Lowest price (€)	Amount (€)
27-Oct-25	39.340	7,43	7,51	7,38	292.296
28-Oct-25	27.586	7,44	7,49	7,38	205.240
29-Oct-25	46.000	7,61	7,65	7,55	350.060
30-Oct-25	42.000	7,51	7,61	7,41	315.420
31-Oct-25	19.465	7,42	7,46	7,37	144.430
Total	174.391	7,50	7,65	7,37	1.307.446

Sell operations details per day

Date	Number of shares	Average price (€)	Highest price (€)	Lowest price (€)	Amount (€)
27-Oct-25	37.311	7,44	7,55	7,42	277.594
28-Oct-25	56.689	7,48	7,58	7,39	424.034
29-Oct-25	52.298	7,62	7,67	7,57	398.511
30-Oct-25	8.000	7,53	7,54	7,51	60.240
31-Oct-25	12.000	7,45	7,47	7,42	89.400
Total	166.298	7,52	7,67	7,39	1.249.778

The summary of the transactions realized in the framework of the liquidity contract launched on March 1st, 2016 is available on the corporate website.

Currently, Proximus owns 15,116,250 own shares or 4.472% of the total shares outstanding.

More info

• https://www.proximus.com/en/investors
• Press Relations : Haroun Fenaux, telephone +32 476 60 03 33, email press@proximus.com
• Investor Relations : Nancy Goossens, telephone +32 2.202 82 41, email investor.relations@proximus.com
• About the Proximus Group