Transaction in Own Shares

Helios Towers plc

Share Buyback Programme - Transactions in Own Securities

Helios Towers plc (the "Company") announces that in the period 13 April 2026 to 17 April 2026 it purchased a total of 401,715 of its ordinary shares of £0.01 each ("Ordinary Shares"), through Merrill Lynch International ("MLI") as detailed below:

Date of purchase

Number of Ordinary Shares purchased

Highest price paid (pence per Ordinary Share)

Lowest price paid (pence per Ordinary Share)

Volume weighted average price paid (pence per Ordinary Share)

13/04/26

87,331

200.6000

197.0000

199.0146

14/04/26

78,915

200.6000

199.1000

200.0476

15/04/26

77,209

202.2000

198.9000

200.5840

16/04/26

70,894

198.1000

195.5000

197.2267

17/04/26

87,366

199.4000

194.3000

197.3121

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 1,045,579,724 Ordinary Shares. The figure of 1,045,579,724 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

Aggregated volume

Weighted average price(pence per Ordinary Share)

London Stock Exchange (LSE)

191,200

198.8820

Chi-X (CHIX)

62,091

198.7805

BATE (BATE)

134,302

198.7983

Turqoise (TRQX)

14,122

198.7414

Transaction Details:

Issuer name:

Helios Towers plc

ISIN:

GB00BJVQC708

Intermediary name:

Merrill Lynch International

Intermediary code:

MLILGB3LELE

Time zone:

UKT

Currency:

GBP

Individual Transactions:

Please see attached PDF for full list of transactions.

http://www.rns-pdf.londonstockexchange.com/rns/0098B_1-2026-4-17.pdf