Transaction in Own Shares

Helios Towers plc

Share Buyback Programme - Transactions in Own Securities

Helios Towers plc (the "Company") announces that in the period 01 September 2026 to 04 September 2026 it purchased a total of 480,000 of its ordinary shares of £0.01 each ("Ordinary Shares"), through Jefferies International Limited ("Jefferies") 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)

01/09/2026

120,000

199.7000

194.3000

197.0776

02/09/2026

120,000

199.5000

195.4000

196.9528

03/09/2026

120,000

203.0000

196.6000

200.9763

04/09/2026

120,000

204.4000

199.7000

202.6479

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 1,036,386,631 Ordinary Shares. The figure of 1,036,386,631 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 Jefferies 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)

282,243

199.4422

Chi-X (CHIX)

57,341

199.2878

BATE (BATE)

104,098

199.4366

Aquis (AQXE)

19,650

199.3662

Turqoise (TRQX)

16,668

199.2754

Transaction Details:

Issuer name:

Helios Towers plc

ISIN:

GB00BJVQC708

Intermediary name:

Jefferies International Limited

Intermediary code:

JEFFGB2XXXX

Time zone:

UKT

Currency:

GBP

Individual Transactions:

Please see attached PDF for full list of transactions.

http://www.rns-pdf.londonstockexchange.com/rns/5553T_1-2026-9-4.pdf