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12月31日 狀態: 新提交 致：香港交易及結算所有限公司 公司名稱: 安東油田服務集團 呈交日期: 2026年1月6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) | 03337 | 說明 | | | | | | | | | | | 法定/註冊股份數目 | | | 面值 | | | 法定/註冊股本 | | | 上月底結存 | | | 3,500,000,000 | HKD | | 0.1 | HKD | | 350,000,000 | | 增加 / 減少 (-) | | | | | | | HKD | | | | 本月底結存 | | | 3,500,000,000 | HKD | | 0.1 | HKD | | 350,000,000 | 本月底法定/註冊股本總 ...

Core Viewpoint - Antong Oilfield Services has conducted multiple share buybacks in 2025, indicating a strategy to enhance shareholder value and potentially stabilize stock prices amid market fluctuations [2] Buyback Summary - On December 18, 2025, the company repurchased 11.936 million shares at a price range of HKD 0.770 to HKD 0.840, totaling HKD 9.6956 million [2] - The stock closed at HKD 0.840 on the same day, reflecting a 7.69% increase with a total trading volume of HKD 17.0495 million [2] - Year-to-date, the company has executed 16 buybacks, acquiring a total of 83.74 million shares for an aggregate amount of HKD 85.4532 million [2] Detailed Buyback Data - The buyback details include various dates, share quantities, highest and lowest repurchase prices, and total amounts spent, showcasing a consistent buyback strategy throughout the year [2] - Notable buyback transactions include: - December 5: 5.586 million shares at a maximum price of HKD 0.910, totaling HKD 4.9978 million [2] - November 14: 6.008 million shares at a maximum price of HKD 1.010, totaling HKD 5.9984 million [2] - October 6: 8.400 million shares at a maximum price of HKD 1.200, totaling HKD 9.9859 million [2]

Group 1 - The company, Anton Oilfield Services (03337), announced a share buyback plan on December 18, 2025, involving an expenditure of HKD 9.6956 million [1] - A total of 11.936 million shares will be repurchased at a price range of HKD 0.77 to HKD 0.84 per share [1]

Core Viewpoint - Antonoil Services (03337.HK) announced a share buyback on December 18, 2023, spending HKD 9.696 million to repurchase 11.936 million shares [1] Group 1 - The company executed a buyback of shares, indicating a strategic move to enhance shareholder value [1] - The total expenditure for the buyback was HKD 9.696 million, reflecting the company's commitment to returning capital to shareholders [1] - The number of shares repurchased was 11.936 million, which may influence the company's stock liquidity and market perception [1]

Core Viewpoint - Antong Oilfield Services (03337) announced a share buyback plan, indicating confidence in its stock value and future prospects [1] Group 1: Company Actions - The company plans to repurchase 11.936 million shares at a total cost of HKD 9.6956 million [1] - The buyback price per share is set between HKD 0.77 and HKD 0.84 [1]

FF305 翌日披露報表 (股份發行人 ── 已發行股份或庫存股份變動、股份購回及/或在場内出售庫存股份) 表格類別： 股票 狀態： 新提交 公司名稱： 安東油田服務集團 呈交日期： 2025年12月18日 如上市發行人的已發行股份或庫存股份出現變動而須根據《香港聯合交易所有限公司（「香港聯交所」）證券上市規則》(「《主板上市規則》」)第13.25A條 / 《香港聯合交易所有限公司GEM證券 上市規則》(「《GEM上市規則》」)第17.27A條作出披露，必須填妥第一章節 。 | 第一章節 | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | | 1. 股份分類 | 普通股 | 股份類別 | 不適用 | | 於香港聯交所上市 | 是 | | | 證券代號 (如上市) | 03337 | 說明 | | | | | | | A. 已發行股份或庫存股份變動 | | | | | | | | | | | 已發行股份（不包括庫存股份）變動 | | | 庫存股份變動 | | | | | 事件 | 已發行股份（不包括庫存股份）數 目 | | 佔有關事 ...

Group 1 - The company, Anton Oilfield Services (03337), announced a share buyback plan to repurchase approximately 5.586 million shares at a cost of about HKD 4.9978 million [1]

Group 1 - Company announced a share buyback of 5 million HKD, repurchasing 5.586 million shares at a price range of 0.88 to 0.91 HKD per share [1]

FF305 翌日披露報表 (股份發行人 ── 已發行股份或庫存股份變動、股份購回及/或在場内出售庫存股份) 表格類別： 股票 狀態： 新提交 公司名稱： 安東油田服務集團 呈交日期： 2025年12月5日 FF305 確認 如上市發行人的已發行股份或庫存股份出現變動而須根據《香港聯合交易所有限公司（「香港聯交所」）證券上市規則》(「《主板上市規則》」)第13.25A條 / 《香港聯合交易所有限公司GEM證券 上市規則》(「《GEM上市規則》」)第17.27A條作出披露，必須填妥第一章節 。 | 第一章節 | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | | 1. 股份分類 | 普通股 | 股份類別 | 不適用 | | 於香港聯交所上市 | 是 | | | 證券代號 (如上市) | 03337 | 說明 | | | | | | | A. 已發行股份或庫存股份變動 | | | | | | | | | | | 已發行股份（不包括庫存股份）變動 | | | 庫存股份變動 | | | | | 事件 | 已發行股份（不包括庫存股份）數 目 ...

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11月30日 狀態: 新提交 致：香港交易及結算所有限公司 公司名稱: 安東油田服務集團 呈交日期: 2025年12月3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) | 03337 | 說明 | | | | | | | | | | | 法定/註冊股份數目 | | | 面值 | | | 法定/註冊股本 | | | 上月底結存 | | | 3,500,000,000 | HKD | | 0.1 | HKD | | 350,000,000 | | 增加 / 減少 (-) | | | | | | | HKD | | | | 本月底結存 | | | 3,500,000,000 | HKD | | 0.1 | HKD | | 350,000,000 | 本月底法定/註冊股本 ...