6-K

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

Report of Foreign Private Issuer

Pursuant to Rule 13a-16 or 15d-16

of the Securities Exchange Act of 1934

For the month of June 2026

RYANAIR HOLDINGS PLC

(Translation of registrant's name into English)

c/o Ryanair Ltd Corporate Head Office

Dublin Airport

County Dublin Ireland

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual

reports under cover Form 20-F or Form 40-F.

Form 20-F..X.. Form 40-F

Indicate by check mark whether the registrant by furnishing the information

contained in this Form is also thereby furnishing the information to the

Commission pursuant to Rule 12g3-2(b) under the Securities Exchange

Act of 1934.

Yes No ..X..

If "Yes" is marked, indicate below the file number assigned to the registrant

in connection with Rule 12g3-2(b): 82- ________

Ryanair Holdings plc

Transactions in own shares

Ryanair Holdings plc (the "Company") announces that in the period 25 May 2026 to 29 May 2026 it purchased for cancellation in aggregate 7,640 ordinary shares of nominal value €0.006 each in the capital of the Company ("Ordinary Shares") and in aggregate 391,004 Ordinary Shares underlying the American Depositary Shares, as further detailed below.

These share purchases form part of the Company's existing share buy-back programme, details of which were announced on 20 May 2025 (the "Programme").  Purchases made under the share buyback programme will be announced on a weekly basis.

All shares purchased by the Company will be cancelled. This announcement is being made in accordance with Article 5(1)(b) of Regulation (EU) No 596/2014, as amended.

Enquiries:

Contact:

Jamie Donovan

Ryanair Holdings Plc

Tel: + 353 1 945 1212

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

Date: 01 June 2026