Core Viewpoint - Jefferies initiates coverage on Basilea Pharmaceutica B (02616) with a buy rating and a target price of HKD 20, highlighting the potential of CS2009 as a backbone therapy in the IO 2.0 era due to its unique three-specificity antibody design and commercial collaboration prospects [1] Group 1: Product and Pipeline - CS2009 is positioned to leverage advantages in overall survival and commercial collaboration potential, especially as PD-1 patents near expiration and global interest in OS-driven immuno-oncology assets increases [1] - Basilea has developed a unique and modular ADC platform, which serves as another key pillar of its 2.0 pipeline [1] Group 2: Business Development and Achievements - Basilea has an excellent track record in business development, having executed 9 collaboration deals for 5 products, making it one of the first biotech companies in China to generate royalty income through strategic partnerships [1] - The achievements during the "1.0 era" have provided critical funding to accelerate pipeline progress and support the transition to innovation-driven growth, laying a solid foundation for future global expansion [1]

Core Viewpoint - Jefferies initiates coverage on Basilea Pharmaceutica (02616) with a buy rating and a target price of HKD 20, highlighting the potential of CS2009 as a backbone therapy in the IO 2.0 era due to its unique tri-specific antibody design and commercial collaboration prospects [1] Group 1: Product and Pipeline - CS2009 is positioned to leverage the upcoming expiration of PD-1 patents and the growing global interest in OS-driven immuno-oncology assets, indicating its significant market potential [1] - The company has developed a unique and modular ADC platform, which serves as another key pillar of its 2.0 pipeline [1] Group 2: Business Development and Achievements - Basilea has an impressive business development (BD) track record, having executed 9 collaboration deals for 5 products, making it one of the first biotech companies in China to generate royalty income through strategic partnerships [1] - The achievements during the "1.0 era" have not only provided critical funding to accelerate pipeline development but also laid a solid foundation for future global expansion through sustained excellence in business development capabilities [1]

Investment Rating - The report maintains a "Positive" investment rating for the pharmaceutical and biotechnology industry in China [5]. Core Insights - The ESMO conference showcased significant breakthroughs in both foreign and domestic innovative drugs, highlighting the competitive strength of Chinese pharmaceutical companies on the international stage [3][12]. - The report emphasizes the potential of domestic innovative drugs to redefine standard therapies, particularly in the context of PD-1/VEGF dual antibodies and antibody-drug conjugates (ADCs) [8][29]. Summary by Sections 1. PD-1 plus and Domestic Dual Antibodies - The PD-(L)1/VEGF dual antibody, Ivosidenib, demonstrated strong positive results in a Phase III trial for first-line treatment of advanced squamous non-small cell lung cancer (NSCLC), showing a progression-free survival (PFS) improvement of 4.2 months compared to the PD-1 group [13][16]. - SSGJ-707, a PD-1/VEGF dual antibody, showed promising results in treating microsatellite stable (MSS) colorectal cancer, with an overall response rate (ORR) of 68.7% and a disease control rate (DCR) of 98.5% [18][19]. - HB0025, another PD-L1/VEGF dual antibody, reported an ORR of 83.3% in squamous NSCLC patients, indicating strong anti-tumor efficacy [20][21]. 2. ADCs: Accelerated Breakthroughs - SKB264, an ADC, has shown significant PFS and overall survival (OS) benefits in a Phase III trial for EGFR-mutant NSCLC, with PFS HR of 0.49 and OS HR of 0.60, indicating its potential as a new standard therapy [29][30]. - In the breast cancer domain, SKB264 demonstrated an ORR of 41.5% in CDK4/6i pre-treated HR+/HER2- advanced breast cancer, significantly outperforming chemotherapy [31][32]. - The report highlights the global potential of SKB264, with ongoing studies expected to further validate its efficacy and safety profile [23][29].

Major Events - Minglue Technology (02718) plans to offer 7.219 million Class A shares globally from October 23 to October 28, with cornerstone subscriptions amounting to $59 million [1] - Wisco Properties (00230) received a privatization offer from Wisco Hong Kong at a premium of approximately 104.08%, with trading resuming on October 24 [1] - Junyu Foundation (01757) was acquired by China Venture Capital Holdings for 75% of its shares at a discount of about 79.06%, with trading resuming on October 24 [1] - Kangda Foods (00834) was acquired by Gaosi Shi for approximately 54.69% of the company’s shares at a premium of about 16.23%, with trading resuming on October 24 [1] - Hutchison China MediTech (00013) presented data on HMPL-A251 at the AACR-NCI-EORTC International Conference on Molecular Targeted and Cancer Therapeutics [1] - Giant Bio (02367) received a medical device registration certificate for its Type I α1 collagen lyophilized fiber product [1] - Yiming Anke-B (01541) completed the first patient dosing in the Phase IB/II clinical trial of IMM2510 combined with IMM01 [1] - Heng Rui Medicine (01276) received approval to conduct clinical trials for injection of Rikan Trastuzumab [1] - Hansoh Pharmaceutical (03692) had its application for HS-10365 capsule marketing approval accepted by the National Medical Products Administration [1] - Baixin An-B (02185) completed market access and the first commercial surgery for the IBERIS® RDN system in Switzerland [1] - Haotian International Construction Investment (01341) purchased a total of 646 units of Ethereum as of October 23 [1] Share Buybacks/Reductions - Cornerstone Pharmaceuticals-B (02616) saw CEO Yang Jianxin and senior management purchase an additional 1 million shares [2] - Midea Group (00300) repurchased 1.3434 million A shares for approximately 99.998 million yuan on October 23 [2] - China Communications Construction (01800) repurchased 119.45 million A shares for approximately 10.5994 million yuan on October 23 [2] - Mengniu Dairy (02319) repurchased 700,000 shares for approximately 10.0692 million HKD on October 23 [2] - Lianlian Digital (02598) spent about 7.5555 million HKD to repurchase 967,000 shares on October 23 [2] - Lianyi Rong Technology-W (09959) repurchased 2.47 million shares for approximately 7.4137 million HKD on October 23 [2] - Heng Rui Medicine (01276) repurchased 97,500 A shares for approximately 6.2808 million yuan on October 23 [2] - Gushengtang (02273) repurchased 19,860 shares for approximately 5.8634 million HKD on October 23 [2] Operating Performance - Ping An Good Doctor (01833) reported total revenue of approximately 3.725 billion yuan for the first three quarters, a year-on-year increase of 13.6%, and plans to continue expanding AI technology to enhance medical service efficiency and quality [2] - Sands China Ltd. (01928) reported a 7.5% year-on-year increase in net revenue to $1.9 billion for the third quarter [2] - Livzon Pharmaceutical (01513) announced a net profit attributable to shareholders of 1.754 billion yuan for the first three quarters, a year-on-year increase of 4.86% [2] - China Railway Construction (01186) signed new contracts totaling 1.518765 trillion yuan in the first three quarters, a year-on-year increase of 3.08% [2] - Prada (01913) reported net revenue of 4.07 billion euros for the first three quarters, a year-on-year increase of 9% [2] Additional Performance Metrics - Baio Family Interactive (02100) reported 10.2 million active accounts in the third quarter, a year-on-year increase of 37.8% [3] - Anton Oilfield Services (03337) secured new orders worth 1.273 billion yuan in the third quarter [3]

Core Insights - CS2009, a tri-specific antibody targeting PD-1, VEGF, and CTLA-4, demonstrated promising initial data at the 2025 ESMO conference, with 72.2% of 72 advanced solid tumor patients still undergoing treatment as of October 19 [1][2] - The design of the tri-antibody shows excellent synergistic effects, enhancing anti-tumor activity in the tumor microenvironment (TME) while avoiding interference with peripheral CTLA-4 positive T cells, thus broadening the therapeutic window [1] - CS2009 exhibited good safety profiles, with grade 3 or higher treatment-related adverse events (TRAE) occurring in only 13.9% of patients, and no grade 4 or 5 TRAE reported [2] Efficacy and Safety - Initial results indicate a good and improving anti-tumor activity, with an overall response rate (ORR) of 12.2% and a disease control rate (DCR) of 71.4% across all dose groups, showing a dose-dependent increase [3] - The safety profile of CS2009 is favorable compared to other immune-oncology (IO) dual antibodies and combination therapies, with lower rates of adverse events [2][3] Clinical Development - A global multi-center phase I/II clinical trial for CS2009 has been initiated, with plans for a phase III trial expected to start in 2026 [4] - The phase II study has already commenced in Australia, with more data anticipated to be presented at the 2026 ASCO conference [4] Financial Projections - The company forecasts total revenues of 123 million, 829 million, and 1.125 billion yuan for 2025, 2026, and 2027, respectively, with year-on-year growth rates of -68.25%, 575.37%, and 35.81% [4] - Net profits attributable to shareholders are projected to be -213 million, 93 million, and 307 million yuan for the same years [4] Investment Outlook - The company maintains a "buy" rating for CS2009, citing its initial efficacy and safety data, as well as the potential for further positive signals with extended follow-up [5]

杨建新及高级管理层表示，彼等对本公司长期投资价值和未来持续发展前景充满信心，增持本公司股份 亦代表彼等相信本公司有能力在未来保持稳健经营和快速增长。杨建新及高级管理层并不排除可能适时 进一步增持本公司股份。 本公司董事会认为，杨建新及高级管理层增持本公司股份体现其对本公司作出的长期承诺以及对本公司 未来业务前景充满信心。 智通财经APP讯，基石药业-B(02616)发布公告，本公司已获杨建新及高级管理层告知，彼等于2025年10 月20日至10月22日以个人资金在公开市场上合共购买100万股股份(股份购买)，其中杨建新购买了70万 股股份。 此次近期购买延续了杨建新一贯的坚定承诺。自2022年8月担任首席执行官以来，杨建新累计购买合共 1150.1万股股份。此次股份购买后，杨建新持有合共相当于本公司于本公告日期的已发行股本总额约 4.81%的股份。 ...

Core Viewpoint - The company has announced that Yang Jianxin and senior management will purchase a total of 1 million shares in the open market from October 20 to October 22, 2025, demonstrating their confidence in the company's long-term investment value and growth prospects [1] Group 1 - Yang Jianxin purchased 700,000 shares as part of the total 1 million shares being bought by him and senior management [1] - Since taking on the role of CEO in August 2022, Yang Jianxin has cumulatively purchased 11.501 million shares [1] - Following this purchase, Yang Jianxin will hold approximately 4.81% of the company's total issued share capital as of the announcement date [1] Group 2 - Yang Jianxin and senior management expressed their confidence in the company's ability to maintain steady operations and rapid growth in the future [1] - The board of directors believes that the share purchases reflect a long-term commitment and confidence in the company's future business prospects [1] - Yang Jianxin and senior management do not rule out the possibility of further increasing their shareholdings at an appropriate time [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，概不對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。 本公告所作出的前瞻性陳述僅與本文作出該陳述當日的事件或資料有關。除法律規定外，於作出前 瞻性陳述當日之後，無論是否出現新資料、未來事件或其他情況，我們並無責任更新或公開修改任 何前瞻性陳述及預料之外的事件。請細閱本公告，並理解我們的實際未來業績或表現可能與預期有 重大差異。本公告中有關我們或任何董事及╱或本公司的意向的陳述或提述乃於本公告刊發日期作 出。任何該等意向均可能因未來發展而出現變動。 ( 於開曼群島註冊成立的有限公司 ) (股份代號：2616) 自願 公告 首席 執行官兼 執行董事 楊建新博 士及高級 管理層 新增 購買本公 司 100萬股 股份 本公告乃由基石藥業（「本公司」連同其附屬公司統稱「本集團」或「基石藥業」）自願作出， 以使本公司股東及潛在投資者獲悉本公司首席執行官、研發總裁兼執行董事楊建新博士（「楊 博士」）及本公司其他高級管理層（「高級管理層」）增持本公司股份（「股份」）。 本 ...

Core Viewpoint - Tianfeng Securities maintains a "Buy" rating for Basilea Pharmaceutica-B (02616), highlighting the promising efficacy and safety data of CS2009 (PD-1/VEGF/CTLA-4 tri-specific antibody) presented at ESMO, with expectations for its clinical and commercial potential in the future [1] Group 1: Clinical Data and Efficacy - CS2009 showed preliminary efficacy data at the 2025 ESMO conference, with 72.2% of 72 advanced solid tumor patients still undergoing treatment as of October 19, and over 51% of patients having previously received immunotherapy, with a median follow-up of only 1.9 months [1] - All dosage groups exhibited anti-tumor activity with a dose-dependent increase trend; the overall response rate (ORR) was 12.2% (6/49) and the disease control rate (DCR) was 71.4% (35/49) despite a short median follow-up time of approximately 2 months [4] - CS2009 demonstrated a favorable ORR and high DCR (71%) compared to other dual antibodies, even with a significantly shorter follow-up time and a higher rate of previously treated patients [4] Group 2: Safety Profile - CS2009 exhibited a good safety profile, with a grade 3 or higher treatment-related adverse event (TRAE) rate of only 13.9% and a grade 3 or higher immune-related adverse event (irAE) rate of 4.2%, with no grade 4 or 5 TRAEs reported [3] - The incidence of grade 3 or higher TRAEs and those leading to treatment discontinuation was significantly lower than other immuno-oncology dual antibodies and combination therapies, indicating a safety advantage for CS2009 [3] Group 3: Future Development Plans - The global multi-center phase I/II clinical trial for CS2009 has been initiated, with the first patient enrolled in Australia; more data is expected to be presented at the 2026 Q2 ASCO conference [5] - The phase III registration clinical plan is set to include first-line NSCLC (AGA negative, PD-L1 TPS >= 1%), first-line squamous and non-squamous NSCLC (AGA negative, combined with platinum-based chemotherapy), and other first-line solid tumor indications, with an expected launch in 2026 [5]

Core Viewpoint - Tianfeng Securities maintains a "Buy" rating for CStone Pharmaceuticals-B (02616), highlighting the initial efficacy and safety data of CS2009 (PD-1/VEGF/CTLA-4 tri-specific antibody) presented at ESMO, and anticipates further clinical and commercial potential for the tri-specific antibody [1] Group 1: Clinical Data and Efficacy - CStone Pharmaceuticals presented preliminary data from the Phase I clinical study of CS2009 at the 2025 ESMO annual meeting, with 72.2% of 72 advanced solid tumor patients still undergoing treatment as of October 19, and over 51% of patients having previously received immunotherapy, with a median follow-up period of only 1.9 months [1] - The design of the tri-specific antibody shows excellent synergistic effects, enhancing anti-tumor activity in the tumor microenvironment (TME) while avoiding interference with peripheral CTLA-4 single-positive T cells, significantly broadening the therapeutic window [2] - All dose groups observed anti-tumor activity with a dose-dependent increasing trend; with a median follow-up time of approximately 2 months, the overall response rate (ORR) was 12.2% and the disease control rate (DCR) was 71.4% [4] Group 2: Safety Profile - CS2009 demonstrated good safety at the ESMO conference, with a grade 3 or higher treatment-related adverse event (TRAE) incidence of only 13.9% and grade 3 or higher immune-related adverse event (irAE) incidence of 4.2%, with no grade 4 or 5 TRAE reported [3] - The incidence of grade 3 or higher TRAE and TRAE leading to treatment discontinuation was significantly lower than other immuno-oncology (IO) dual antibodies and combination therapies, indicating a safety advantage for CS2009 [3] Group 3: Future Development Plans - The global multi-center Phase I/II clinical trial for CS2009 has been initiated, with the first patient enrolled in Australia, and more data expected to be presented at the ASCO conference in Q2 2026 [4] - The Phase III registration clinical plan is expected to start in 2026, targeting various indications including first-line non-small cell lung cancer (NSCLC) and other solid tumors in combination with standard chemotherapy regimens [4]