Group 1 - The company, Brainhole Technology (02203), announced the purchase of a total of 119,500 shares of TeraWulf for approximately $1.3 million (equivalent to about HKD 10 million) on the open market [1] - On the same day, the company sold a total of 14,400 shares of Tempus for approximately $1.2 million (equivalent to about HKD 9.1 million) on the open market [1]

Group 1 - The company, Brainhole Technology (02203), announced the acquisition of 119,500 shares of TeraWulf for approximately $1.3 million, equivalent to about HKD 10 million, excluding transaction costs [1] - On the same day, the company sold 14,400 shares of Tempus for approximately $1.2 million, equivalent to about HKD 9.1 million, excluding transaction costs [1]

香港交易及結算所有限公司及香港聯合交易所有限公司對本公告的內容概不負責，對其 準確性或完整性亦不發表任何聲明，並明確表示概不就因本公告全部或任何部分內容而 產生或因倚賴該等內容而引致的任何損失承擔任何責任。 於二零二五年九月十一日，本公司於公開市場以總代價約1.2百萬美元（相當於約9.1百萬 港元）（不包括交易成本）出售合共14,400股Tempus股份。 上市規則之涵義 BRAINHOLE TECHNOLOGY LIMITED （ 於 開 曼 群 島 註 冊 成 立 之 有 限 公 司 ） （股份代號：2203） (1) 有關購入上市證券之須予披露交易 (2) 有關出售上市證券之須予披露交易 董事會宣佈，本公司就購入及出售上市證券已訂立以下交易。 購入TeraWulf股份 於二零二五年九月十一日，本公司於公開市場以總代價約1.3百萬美元（相當於約10.0百 萬港元）（不包括交易成本）購入合共119,500股TeraWulf股份。 出售Tempus股份 購入TeraWulf股份 由於有關購入TeraWulf股份之一項或多項適用百分比率（定義見上市規則）高於5%但均 低於25%，故根據上市規則第14章，購入Te ...

Core Viewpoint - The company has announced the resignation of its auditor, Shinewing (HK) CPA Limited, due to a failure to reach an agreement on audit fees for the fiscal year ending December 31, 2025 [1] Group 1 - The resignation of Shinewing (HK) CPA Limited as the company's auditor is effective from September 5, 2025 [1] - The audit committee has recommended the appointment of BDO Limited as the new auditor, effective from September 5, 2025, to fill the vacancy left by Shinewing [1] - BDO Limited's term will last until the conclusion of the next annual general meeting of the company [1]

Group 1 - The company Brainhole Technology (02203) announced the resignation of its auditor, ShineWing (HK) CPA Limited, due to a failure to reach an agreement on the audit fees for the year ending December 31, 2025 [1] - The audit committee has decided to appoint BDO Limited as the new auditor, effective from September 5, 2025, to fill the vacancy left by ShineWing's resignation [1] - BDO's term will last until the conclusion of the company's next annual general meeting [1]

Group 1 - The company announced that its auditor, ShineWing Certified Public Accountants, has resigned [1] - The board has decided to appoint BDO Limited as the new auditor based on the recommendation of the audit committee [1]

香港交易及結算所有限公司及香港聯合交易所有限公司對本公告的內容概不負責，對其準確性或 完整性亦不發表任何聲明，並明確表示概不就因本公告全部或任何部分內容而產生或因倚賴該等 內容而引致的任何損失承擔任何責任。 BRAINHOLE TECHNOLOGY LIMITED 脑洞科技有限公司 （於開曼群島註冊成立之有限公司） ( 股份代號：2203) 更換核數師 本公告乃由脑洞科技有限公司（「本公司」，連同其附屬公司，統稱「本集團」）根據香港聯合交 易所有限公司（「聯交所」）證券上市規則第 13.51(4)條作出。 核數師辭任 本公司董事（「董事」）會（「董事會」）謹此宣佈，由於本公司與本公司核數師信永中和（香港） 會計師事務所有限公司（「信永中和」）未能就截至二零二五年十二月三十一日止年度的審計費用 達成共識，因此，信永中和已辭任本公司核數師（「核數師」），自二零二五年九月五日起生效。 董事會與本公司審核委員會（「審核委員會」）已審閱信永中和及其他專業會計師事務所提供的審 計建議。鑑於其他專業會計師事務所具備所需的行業經驗、專業知識、資源分配、往績記錄及建 議收費，並提供更具競爭力的報價，董事會在審核委員會的建議下， ...

股份發行人及根據《上市規則》第十九B章上市的香港預託證券發行人的證券變動月報表 截至月份: 2025年8月31日 狀態: 新提交 FF301 致：香港交易及結算所有限公司 公司名稱: 脑洞科技有限公司（於開曼群島註冊成立之有限公司） 呈交日期: 2025年9月1日 I. 法定/註冊股本變動 | 1. 股份分類 | 普通股 | 股份類別 | 不適用 | | 於香港聯交所上市 (註1) | | 是 | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 證券代號 (如上市) | 02203 | 說明 | | | | | | | | | | 法定/註冊股份數目 | | | 面值 | | 法定/註冊股本 | | | 上月底結存 | | | 2,000,000,000 | HKD | | 0.01 HKD | | 20,000,000 | | 增加 / 減少 (-) | | | | | | HKD | | | | 本月底結存 | | | 2,000,000,000 | HKD | | 0.01 HKD | | 20,000,000 | 本月底法定/註冊 ...

Core Viewpoint - The company reported a significant decline in revenue and a net loss for the interim period ending June 30, 2025, primarily due to a decrease in semiconductor business revenue [1] Financial Performance - The company achieved a revenue of HKD 52.173 million, representing a year-on-year decrease of 37.2% [1] - The net loss amounted to HKD 17.244 million, contrasting with a profit of HKD 0.652 million in the same period last year [1] - The basic loss per share was HKD 2.16 [1] Business Segment Analysis - The decline in revenue was mainly attributed to the reduced revenue from the semiconductor business [1]

Core Insights - The company, Brainhole Technology (02203), reported a significant decline in revenue and a net loss for the six months ending June 30, 2025 [1] Financial Performance - The company achieved a revenue of HKD 52.173 million, representing a year-on-year decrease of 37.2% [1] - The net loss amounted to HKD 17.244 million, contrasting with a profit of HKD 0.652 million in the same period last year [1] - The basic loss per share was HKD 0.0216 [1] Business Segment Analysis - The decline in revenue was primarily attributed to a decrease in the semiconductor business revenue [1]