Transaction in Own Shares

Helios Towers plc

Share Buyback Programme - Transactions in Own Securities

Helios Towers plc (the "Company") announces that on 7 January 2026 it has purchased a total of 112,558 of its ordinary shares of £0.01 each ("Ordinary Shares"), through Merrill Lynch International ("MLI") as detailed below:

Date of purchase:

07/01/2026

Number of Ordinary Shares purchased:

112,558

Highest price paid per Ordinary Share (pence per Ordinary Share):

166.0000

Lowest price paid per Ordinary Share (pence per Ordinary Share):

162.2000

Volume weighted average price paid per Ordinary Share (pence per Ordinary Share):

164.5893

The Company intends to cancel the purchased Ordinary Shares and does not intend to hold any of the purchased Ordinary Shares in treasury.

The purchases form part of the Company's share buyback programme as announced on 6 November 2025.

Following settlement of the above purchases and cancellation of the purchased Ordinary Shares, the Company's total number of Ordinary Shares in issue shall be 1,043,669,236 Ordinary Shares. The figure of 1,043,669,236 Ordinary Shares may be used by shareholders (and others with notification obligations) as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, the Company under the Disclosure Guidance and Transparency Rules.

In accordance with Article 5(1)(b) of Regulation (EU) No.596/2014 (the Market Abuse Regulation), as it forms part of domestic law by virtue of the European Union (Withdrawal) Act 2018, as amended, a detailed breakdown of individual trades made by Merrill Lynch International on behalf of the Company as part of the share buyback programme is set out below.

This announcement does not constitute, or form part of, an offer or any solicitation of an offer for securities in any jurisdiction.

LEI number of Helios Towers plc: 213800DGC7GS4XCHCU30

Schedule of Purchases

Aggregate information:

Trading venue

Weighted average price(pence per Ordinary Share)

Aggregated volume

London Stock Exchange (LSE)

164.5171

65,600

Chi-X (CHIX)

164.4951

13,600

BATE (BATE)

164.7957

29,858

Turqoise (TRQX)

164.5482

3,500

Transaction Details:

Issuer name:

Helios Towers plc

ISIN:

GB00BJVQC708

Intermediary name:

Merrill Lynch International

Intermediary code:

MLILGB3LELE

Time zone:

UKT

Currency:

GBP