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 November, 2005 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 18th November 2005 Re: Holding in Company A Letter from Fidelity International dated 16 November 2005 to Ryanair Holdings Plc, received by Ryanair Holdings Plc on the 17 November 2005. Re: Section 67, Companies Act Notice of Interest in Voting Shares Enclosed are amended notifications of disclosable interests under the Irish Companies Act 1990. Please note that while this information details the disclosable interests of more than one entity, the enclosed disclosure constitutes separate notifications of interest which have been combined solely for purposes of Clarity and efficiency. It is not intended to indicate that any of these entities act as a group or in concert with respect to these interests. These disclosures are made in the interest of conformity with the Companies Act. The Interest detailed herein was acquired solely for investment purposes. For disclosure purposes, holdings should be represented as FMR Corp. and its direct and indirect subsidiaries and Fidelity International Limited (FIL) and its direct and indirect subsidiaries both being non-beneficial holders. If you have any questions please contact James Foster on email. Fil-regulatoryreporting@uk.fid-intl.com or via Fax on 01737 837 450. Yours faithfully James Foster Regulatory Reporting Analyst Amendment 36 NOTIFICATIONS UNDER SECTION 67 - IRISH COMPANIES ACT 1. Company in which shares are held: Ryanair Holdings PLC 2. Notifiable Interest: Ordinary Shares (A) FMR Corp. 82 Devonshire Street Boston, MA 02109 Parent holding company of Fidelity Management & Research Company (FMRCO), Investment manager for US mutual funds, and Fidelity Management Trust Company (FMTC), a US state chartered Bank which acts as a trustee or investment manager of various pension and trust accounts. (See Schedule A for listing of Registered Shareholders and their holdings). (B) Fidelity International Limited (FIL) P.O. Box HM 670 Hamilton HMCX, Bermuda Parent holding company for various direct and indirect subsidiaries, including Fidelity Investment Services Ltd. (FISL), Fidelity Gestion (FIGEST, Fidelity Investments Advisory (Korea) Limited (FIAKL), Fidelity Investments Management (Hong Kong) Limited (FIMHK), Fidelity Pension Management (FPM), Fidelity Investments Japan (FIJ) and Fidelity Investments International (FII), investment managers for various non-US investment companies can institutional clients. 3. The notifiable interests also comprise the notifiable interest of: Mr. Edward C. Johnson 3d 82 Devonshire Street Boston, MA 02109 A principal shareholder of FMR Corp. and Fidelity International Limited. 4. The notifiable interests include interest held on behalf of authorized unit trust schemes in the U.K., notwithstanding the exemption from reporting pursuant to Section 209 (1) (h) of the Companies Act 1985 5. These notifications of disclosable interests constitute separate notifications of interest in the shares and are combined solely for the purposes of Clarity and efficiency. Nothing herein should be taken to indicate that FMR Corp. and its direct and indirect subsidiaries, Fidelity International Limited and its direct and indirect subsidiaries or Mr. Edward C. Johnson 3d act as a group or in concert in respect of the disclosed interests, or that they are required to submit these notifications on a joint basis. 6. The disclosable interests arise under section 208 (4) (b) of the Act, namely where a person, not being the registered holder, is entitled to exercise a Right conferred by the holding of the shares or to control the exercise of such rights, or under section 203 of the Act respectively. By Jared K Siddle Director - Head of Risk Management Duly authorized under Powers of Attorney dated August 25, 2004 by Eric D. Roiter, by and on behalf of FMR Corp and its direct and indirect Subsidiaries. Schedule A Security: Ryanair Holdings Plc Current ownership percentage: 14.40% Total Shares Held 109,724,279 Shares in issue; 761,963,108 Change in holdings since last filing: +4,586,641 ordinary shares Shares Held Management Company Nominee/Registered name 1,439,000 FMTC STATE STREET BANK AND TR CO 335,950 FMTC JPMORGAN CHASE BANK 43,000 FMTC BANK OF NEW YORK 22,500 FMTC NORTHERN TRUST CO 47,532,785 FMRCO BROWN BROTHERS HARRIMAN AND CO 19,808,000 FMRCO JPMORGAN CHASE BANK 4,662,050 FMRCO MELLON BANK N.A. 2,129,500 FMRCO CITIBANK NA 184,500 FMRCO STATE STREET BANK AND TR CO 2,392,500 FIL JP MORGAN, BOURNEMOUTH 2,864,000 FPM JP MORGAN, BOURNEMOUTH 313,728 FPM STATE STR BK AND TR CO LNDN (S 120,140 FPM BANK OF NEW YORK BRUSSELS 49,900 FPM NORTHERN TRUST LONDON 12,215,873 FISL JP MORGAN, BOURNEMOUTH 13,711,246 FIL BROWN BROS HARRIMN LTD LUX 1,061,407 FIL BANK OF NEW YORK BRUSSELS 85,800 FIL JP MORGAN, BOURNEMOUTH 752,400 FII JP MORGAN, BOURNEMOUTH 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. RYANAIR HOLDINGS PLC Date: 18th November, 2005 By:___/s/ Howard Millar____ H Millar Company Secretary & Finance Director