Major Information

1.Date of the shareholders meeting:2026/06/17 2.Important resolutions (1)Profit distribution/ deficit compensation:Passed the ratification of the Company's 2025 earnings distribution proposal. 3.Important resolutions (2)Amendments to the corporate charter:None 4.Important resolutions (3)Business report and financial statements: Passed the ratificationof the Company's 2025 financial statements. 5.Important resolutions (4)Elections for board of directors and supervisors:None 6.Important resolutions (5)Any other proposals: (1)Passed the amendments to certain provisions of the Company's ”Procedures for Loans of Funds to Others” and ”Procedures for Endorsements/Guarantees”. (2)Passed the amendments to certain provisions of the Company's ”Rules of Procedure for Shareholders' Meetings”. 7.Any other matters that need to be specified:None

1.Date of occurrence of the event:2026/06/05 2.Cause of occurrence:Request by TWSE to announce. 3.Financial and business information: Period Recent Month Recent Quarter Most Recent Four Quarters Accum. MAY.2026 YOY% 2026Q1 YOY% 2025Q2~2026Q1 Account (IFRS- (IFRS- (IFRS- consolidated consolidated consolidated unreviewed) Audited) Audited) ========== ======= ========== ========= ========== ============ Operating 1982 18.30% 5,661 -0.81% 20,969 Revenue (million) Net profit 83 144.23% 227 11.42% 360 before tax (million) Net profit 72 150.11% 187 9.77% 305 (million) EPS 0.396 144.64% 1.03 -1.90% 1.72 (NT$) 4.Any matters regarding to ”Taiwan stock exchange corporation procedure for verification and disclosure of material information of companies with listed securities” article 4 that need to be specified:None 5.Any matters regarding to ”Taiwan stock exchange corporation procedure for verification and disclosure of material information of companies with listed securities” article 11 that need to be specified:None 6.Please inquiry the items of financial Information on the website of MOPS, and the paths as follow: (1)Current sales revenue/income(loss): Summaries>Financial Information applicable after adopting IFRSs (2)Historic sales revenue per month: Operating Statements>Monthly Sales Revenue> Statement of Sales Revenue(after adopting IFRSs) (3)Historic income or loss(audited/reviewed by the CPA): Financial Statements> FINANCIAL STATEMENT after adopting IFRSs>Balance Sheet/Income Statement (4)Historic income or loss (self-assessed): Operating…

1.Name and nature of the underlying assets (if preferred shares, the terms and conditions of issuance shall also be indicated, e.g., dividend yield, etc.):Preferred Shares issued by GMI Computing Holding (Cayman) Ltd. 2.Date of occurrence of the event:2026/05/11 3.Date of the board of directors resolution:2026/05/11 4.Other approval date:NA 5.Amount, unit price, and total monetary amount of the transaction: (1)Amount:3,865,398 shares Unit price:USD2.845761 per share Total monetary amount of the transaction:USD11,000,000 6.Trading counterparty and its relationship with the Company (if the trading counterparty is a natural person and furthermore is not a related party of the Company, the name of the trading counterparty is not required to be disclosed):Related party(GMI Computing Holding (Cayman) Ltd.) 7.Where the trading counterparty is a related party, announcement shall also be made of the reason for choosing the related party as trading counterparty and the identity of the previous owner, its relationship with the Company and the trading counterparty, and the previous date and monetary amount of transfer: (1)The trading counterparty：Related partyGMI Computing Holding (Cayman) Ltd. (2)The reason for choosing the related party as trading counterparty： GMIC has cultivated the AI computing power market for many years and has extensive experience in operations and the establishment…

1.Date of occurrence of the event:2026/05/11 2.For the company for whom the endorsements/guarantees were made, please specify name of endorsed/guaranteed company, its relationship with the Company providing endorsements/guarantees, the ceiling on the endorsements/guarantees (thousand NTD), the original amount of endorsements/guarantees (thousand NTD), the amount of the current additional endorsements/guarantees (thousand NTD), the amount of endorsements/guarantees as of the date of occurrence (thousand NTD), the actual loaned amount of the company for whom endorsements/guarantees were made (thousand NTD), and the reason for the current additional endorsements/guarantees: (1)Name of endorsed/guaranteed company:GMI Technology HK Limited (2)Relationship with the Company providing endorsements/guarantees: subsidiary of GMI Technology Inc. (3)The ceiling on the endorsements/guarantees (thousand NTD)： NT$3,296,313 thousand (4)The original amount of endorsements/guarantees (thousand NTD): NT$376,860 thousand (5)The amount of the current additional endorsements/guarantees (thousand NTD): NT$1,428,928 thousand (6)The amount of endorsements/guarantees as of the date of occurrence (thousand NTD): NT$1,805,788 thousand (7)The actual loaned amount of the company for whom endorsements/guarantees were made (thousand NTD): NT$0 (8)The reason for the current additional endorsements/guarantees: For operational policy, the three-year credit facility agreement entered into between the subsidiary and the bank is joint guaranteed by the parent company. 3.For collaterals provided by the company for whom the…

1.Date of submission to the board of directors or approval by the board of directors:2026/05/11 2.Date of approval by the audit committee:2026/05/11 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2026/01/01~2026/03/31 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):5,660,657 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):301,744 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):160,684 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):226,668 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):187,350 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):187,350 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):1.03 11.Total assets end of the period (thousand NTD):12,207,790 12.Total liabilities end of the period (thousand NTD):8,087,399 13.Equity attributable to owners of parent end of the period (thousand NTD):4,120,391 14.Any other matters that need to be specified:None

1.Date of a notice of the board of directors meeting is issued:2026/04/30 2.Expected date of the board of directors meeting is convened:2026/05/11 3.Expected year and quarter of the financial reports or the annual self-assessed financial information submitted to the board of directors or approved by the board of directors:2026Q1 4.Any other matters that need to be specified:None

1.Date of the board of directors' resolution：2026/04/22 2.Shareholders meeting date：2026/06/17 3.Shareholders meeting location：No. 399, Ruiguang Road, Neihu District, Taipei City (meeting room on the west side of the 1st floor of the Liberty Square Convention Center) 4.Shareholders' meeting will be held by means of (physical shareholders' meeting/ hybrid shareholders' meeting / virtual-only shareholders' meeting)：physical shareholders' meeting 5.Cause for convening the meeting (1)：Report item(s) (1)：The Company's 2025 Business Report. (2)：Audit Committee's 2025 Review Report. (3)：Report on the distribution of 2025 director remuneration and employee remuneration (4)：Report on the execution of 2025 material related party transactions 6.Cause for convening the meeting (2)：Ratification Item(s) (1)：The Company's 2025 financial statements. (2)：The Company's 2025 earnings distribution proposal. 7.Cause for convening the meeting (3)：Discussion Item(s) (1)：To discuss the amendments to certain provisions of the Company's "Procedures for Lending Funds to Other Parties" and "Procedures for Endorsements and Guarantees." (2)：To discuss the amendments to certain provisions of the Company's "Rules of Procedure for Shareholders' Meetings." 8.Extemporary Motions： 9.Book closure starting date：2026/04/19 10.Book closure ending date：2026/06/17 11.Any other matters that need to be specified：Additional Discussion Matter: (1)To discuss the amendments to certain provisions of the Company's "Procedures for Lending Funds to Other Parties" and "Procedures for Endorsements and…

1.Name and nature of the underlying assets (if preferred shares, the terms and conditions of issuance shall also be indicated, e.g., dividend yield, etc.):Preferred Shares issued by GMI Computing Holding (Cayman) Ltd. 2.Date of occurrence of the event:2026/04/22 3.Date of the board of directors resolution:2026/04/22 4.Other approval date: NA 5.Amount, unit price, and total monetary amount of the transaction: (1)Amount:3851330 shares Unit price:USD2.856156 per share Total monetary amount of the transaction:USD11,000,000 6.Trading counterparty and its relationship with the Company (if the trading counterparty is a natural person and furthermore is not a related party of the Company, the name of the trading counterparty is not required to be disclosed):Related party(GMI Computing Holding (Cayman) Ltd.) 7.Where the trading counterparty is a related party, announcement shall also be made of the reason for choosing the related party as trading counterparty and the identity of the previous owner, its relationship with the Company and the trading counterparty, and the previous date and monetary amount of transfer: (1)The trading counterparty：Related partyGMI Computing Holding (Cayman) Ltd. (2)The reason for choosing the related party as trading counterparty： GMIC has cultivated the AI computing power market for many years and has extensive experience in operations and the…

1.Date of occurrence of the event:2026/04/22 2.For the company for whom the endorsements/guarantees were made, please specify name of endorsed/guaranteed company, its relationship with the Company providing endorsements/guarantees, the ceiling on the endorsements/guarantees (thousand NTD), the original amount of endorsements/guarantees (thousand NTD), the amount of the current additional endorsements/guarantees (thousand NTD), the amount of endorsements/guarantees as of the date of occurrence (thousand NTD), the actual loaned amount of the company for whom endorsements/guarantees were made (thousand NTD), and the reason for the current additional endorsements/guarantees: (1)Name of endorsed/guaranteed company: GMI Computing International Ltd. (2)Relationship with the Company providing endorsements/guarantees: Related party (3)The ceiling on the endorsements/guarantees (thousand NTD)： NT$390,677 thousand (4)The original amount of endorsements/guarantees (thousand NTD): NT$0 (5)The amount of the current additional endorsements/guarantees (thousand NTD): NT$378,360 thousand (6)The amount of endorsements/guarantees as of the date of occurrence (thousand NTD): NT$378,360 thousand (7)The actual loaned amount of the company for whom endorsements/guarantees were made (thousand NTD): NT$0 (8)The reason for the current additional endorsements/guarantees: GMI Computing International Ltd. is a lessee of the Company under a long-term server lease, In order to deepen the cooperative relationship between the Company and GMI Computing International Ltd., the Company plans to diversify…

1.Date of institutional investor conference:2026/04/22 2.Time of institutional investor conference:16:00 3.Location of institutional investor conference: Zoom meeting ID:83881605910 (If you intend to participate in the conference, please contact Mr. Kuo at 02-26599838 ext.1910) 4.Outline of institutional investor conference: The Company will hold an online investor conference in the fourth quarter of 2025, please install Zoom Meetings before the conference begins. Zoom for desktops: http://www.zoomnow.net Zoom for mobile phones: iOS-APP Store/Android-Google Play 5.Any other matters that need to be specified: Please be sure to enter the meeting ID to join the conference before 15:50 on April 22, 2026 (Wednesday).

1.Date of the board of directors resolution :2026/03/09 2.Year or quarter which dividends belong to:2025 3.Period which dividends belong to:2025 4.Appropriations of earnings in cash dividends to shareholders (NT$ per share):1.3 5.Cash distributed from legal reserve and capital surplus to shareholders (NT$ per share):0 6.Total amount of cash distributed to shareholders (NT$):237,414,860 7.Appropriations of earnings in stock dividends to shareholders (NT$ per share):0 8.Stock distributed from legal reserve and capital surplus to shareholders (NT$ per share):0 9.Total amount of stock distributed to shareholders (shares):0 10.Any other matters that need to be specified:None 11.Par value of common stock:10

1.Date of submission to the board of directors or approval by the board of directors:2026/03/09 2.Date of approval by the audit committee:2026/03/09 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX):2025/01/01 -2025/12/31 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):21,015,598 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):1,108,833 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):501,623 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):336,328 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):239,178 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):288,603 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):1.74 11.Total assets end of the period (thousand NTD):11,199,627 12.Total liabilities end of the period (thousand NTD):7,028,599 13.Equity attributable to owners of parent end of the period (thousand NTD):3,908,281 14.Any other matters that need to be specified:None.

1.Date of the board of directors' resolution：2026/03/09 2.Shareholders meeting date：2026/06/17 3.Shareholders meeting location：1 F., No. 399, Ruiguang Rd., Neihu Dist., Taipei City 114675, Taiwan (R.O.C.) 4.Shareholders' meeting will be held by means of (physical shareholders' meeting/ hybrid shareholders' meeting / virtual-only shareholders' meeting)：physical shareholders' meeting 5.Cause for convening the meeting (1)：Report item(s) (1)：Company's 2025 Annual Operating Report (2)：Audit Report of the Audit Committee for 2025 (3)：Report on the Distribution of Remuneration of Directors and Employees in 2025 (4)：Report on the Execution Status of Major Transactions by Related Parties in 2025 6.Cause for convening the meeting (2)：Ratification Item(s) (1)：Financial Statements of the Company for the 2025 (2)：Company's 2025 Profit Distribution Plan 7.Extemporary Motions： 8.Book closure starting date：2026/04/19 9.Book closure ending date：2026/06/17 10.Any other matters that need to be specified：In accordance with Article 172-1 of the Company Act, this company intends to accept proposals from shareholders holding 1% or more of the shares for this Annual General Meeting from April 13th to April 23rd, 2026. Shareholders intending to submit proposals should complete the required procedures and provide their contact information by 5:00 PM on April 23rd, 2026, for review by the Board of Directors and a response to the review results. The…

GMI Technology, announces DEC 2025 consolidated sales of NT$1.78 billion, a 15.59% increase over previous month's NT$1.54 billion and a 21.55% increase over previous year's NT$1.45 billion.

1.Date of the special shareholders meeting:2025/12/26 2.Important resolutions:Following the sale of 127 H200 servers to the Company's U.S. subsidiary, the company proposes to change the lessee for these 127 H200 servers. 3.Any other matters that need to be specified:None

GMI Technology, announces NOV 2025 consolidated sales of NT$1.54 billion, a 2.71% decrease over previous month's NT$1.58 billion and a 4.72% increase over previous year's NT$1.47 billion.