XTALPI HOLDINGS LTD — US$ 368.0m Convertible Bonds due 2027

PROFIT WARNING

(Revised) Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 June 2026

Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 June 2026

GRANT OF SHARE OPTIONS AND RESTRICTED SHARE UNITS

VOLUNTARY ANNOUNCEMENT STRATEGIC PARTNERSHIP WITH A LEADING BIOPHARMA COMPANY TO DEVELOP ORAL SMALL MOLECULE THERAPEUTICS FOR A GPCR TARGET, WITH A TOTAL POTENTIAL DEAL VALUE OF OVER US$400 MILLION

Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 May 2026

VOLUNTARY ANNOUNCEMENT BUSINESS UPDATE

VOLUNTARY ANNOUNCEMENT UPDATES IN RELATION TO THE COLLABORATION WITH DOVETREE

VOLUNTARY ANNOUNCEMENT - VOLUNTARY FURTHER EXTENSION OF LOCK-UP UNDERTAKINGS BY THE CO-FOUNDERS

TENTH AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION

POLL RESULTS OF THE ANNUAL GENERAL MEETING HELD ON 20 MAY 2026

Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 April 2026

DISCLOSEABLE TRANSACTION SUBSCRIPTIONS OF WEALTH MANAGEMENT PRODUCTS

FORM OF PROXY FOR THE ANNUAL GENERAL MEETING TO BE HELD ON WEDNESDAY, 20 MAY 2026 (OR ANY ADJOURNMENT THEREOF)

NOTICE OF ANNUAL GENERAL MEETING

Annual Report 2025

(1) PROPOSED ADOPTION OF THE NEW SHARE SCHEME&#x3b; AND (2) PROPOSED ADOPTION OF NEW MEMORANDUM AND ARTICLES OF ASSOCIATION

GRANT OF SHARE OPTIONS AND RESTRICTED SHARE UNITS

Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 March 2026

ANNUAL RESULTS ANNOUNCEMENT FOR THE YEAR ENDED 31 DECEMBER 2025

DATE OF BOARD MEETING

VOLUNTARY ANNOUNCEMENT APPOINTMENT OF CHIEF FINANCIAL OFFICER

Monthly Return of Equity Issuer on Movements in Securities for the month ended 28 February 2026

POSITIVE PROFIT ALERT TURNAROUND FROM NET LOSS TO NET PROFIT

VOLUNTARY ANNOUNCEMENT LEADING AUTOMATION CAPABILITIES OF XTALPI RECOGNIZED BY GLOBAL CHEMICAL GIANT- SUCCESSFUL LAUNCH OF ADVANCED AUTOMATED WORKSTATION AT BASF

Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 January 2026

Publication of the Offering Circular - XtalPi Holdings Limited - HK$2,866,000,000 Zero Coupon Convertible Bonds Due 2027

COMPLETION OF THE ISSUE OF HK$2,866,000,000 ZERO COUPON CONVERTIBLE BONDS DUE 2027