【siRNA药物行业深度：黎明已至，国产争先】 siRNA药物机制优势突出，递送为核心技术 相较于传统小分子和生物药，siRNA药物为代表的核酸疗法可精准沉默致病蛋白，高效降解且作用时间长，目前已 成为新药开发热门方向。 技术层面主要包括修饰和递送，其中递送为核心技术，肝外递送是目前的突破重心，技术路径包括LNP、抗体、 肽类以及VLP递送，各有优劣，其中AOC发展稍快。 【siRNA药物行业深度：黎明已至，国产争先】 siRNA药物机制优势突出，递送为核心技术 相较于传统小分子和生物药，siRNA药物为代表的核酸疗法可精准沉默致病蛋白，高效降解且作用时间长，目前已 成为新药开发热门方向。 技术层面主要包括修饰和递送，其中递送为核心技术，肝外递送是目前的突破重心，技术路径包括LNP、抗体、 肽类以及VLP递送，各有优劣，其中AOC发展稍快。 siRNA行业先驱Alnylam开发的GalNAc肝内递送凭借递送效率极高、特异性强以及作用持久等优势，已成为肝递送 的"标准答案"，其他海外巨头如Arrowhead和Dicerna等针对PCSK9、AGT、Lp(a)以及ApoC3等心血管常见靶点的 siRNA药物已进入 ...

siRNA行业先驱Alnylam开发的GalNAc肝内递送凭借递送效率极高、特异性强以及作用持久等优势，已 成为肝递送的"标准答案"，其他海外巨头如Arrowhead和Dicerna等针对PCSK9、AGT、Lp(a)以及ApoC3 等心血管常见靶点的siRNA药物已进入临床后期或商业化的收获期，而针对肌肉、神经系统以及眼部等 肝外器官目前仍处于研发早期阶段，目前Alnylam的C16递送平台已在CNS领域、Arrowhead的TRiM平 台在脂肪组织领域初步展现潜力，未来新靶点的发现与肝外递送平台将成为竞争的核心要点。 智通财经APP获悉，中邮证券发布研报称，siRNA药物可精准沉默致病蛋白，优势显著，递送系统为核 心技术。海外巨头基于GalNAc肝递送平台，针对心血管靶点的药物已进入收获期。国内企业百花齐 放，成为全球重要参与者，与MNC合作频发。 中邮证券主要观点如下： siRNA药物机制优势突出，递送为核心技术 相较于传统小分子和生物药，siRNA药物为代表的核酸疗法可精准沉默致病蛋白，高效降解且作用时间 长，目前已成为新药开发热门方向。技术层面主要包括修饰和递送，其中递送为核心技术，肝外递送是 目前 ...

证券研究报告 ➢ siRNA药物机制优势突出，递送为核心技术 相较于传统小分子和生物药，siRNA药物为代表的核酸疗法可精准沉默致病蛋白，高效降解且作用时间长，目前已成为新药开发热门方向。 技术层面主要包括修饰和递送，其中递送为核心技术，肝外递送是目前的突破重心，技术路径包括LNP、抗体、肽类以及VLP递送，各有优劣， 其中AOC发展稍快。 ➢ 海外巨头渐入收获期，静待肝外递送POC 黎明已至，国产争先 ——siRNA药物行业深度报告 行业投资评级：强大于市|维持 盛丽华/陈灿 中邮证券研究所 医药生物团队 中邮证券 1 1 发布时间：2026-02-27 投资要点 siRNA行业先驱Alnylam开发的GalNAc肝内递送凭借递送效率极高、特异性强以及作用持久等优势，已成为肝递送的"标准答案"，其他海 外巨头如Arrowhead和Dicerna等针对PCSK9、AGT、Lp(a)以及ApoC3等心血管常见靶点的siRNA药物已进入临床后期或商业化的收获期，而 针对肌肉、神经系统以及眼部等肝外器官目前仍处于研发早期阶段，目前Alnylam的C16递送平台已在CNS领域、Arrowhead的TRiM平台在脂 肪 ...

iBio Conference Call Summary Company Overview - **Company**: iBio (NYSEAM:IBIO) - **Event**: FY Conference on February 26, 2026 - **Speakers**: Martin Brenner (CEO and CSO), Felipe Duran (CFO) Industry Insights - **Focus Area**: Obesity treatment and related therapies - **Key Drug Class**: GLP-1 (Glucagon-like peptide-1) drugs have shown significant efficacy in obesity treatment, previously achievable only through invasive surgery [3][4] - **Market Need**: There is a growing need for therapies that address the shortcomings of GLP-1 drugs, particularly in preventing lean mass loss and maintaining weight loss [7][9] Core Strategies and Products - **Portfolio Strategy**: iBio is focusing on second-generation drugs that address unmet patient needs beyond GLP-1s, including: - **IBIO-600**: A myostatin molecule aimed at preventing lean mass loss during weight loss [7] - **Activin E**: A long-acting molecule that targets fat-specific weight loss while preserving muscle [14][19] - **Bispecific Molecule**: Targeting myostatin and activin A for conditions like HFpEF (Heart Failure with preserved Ejection Fraction) and obesity [11][30] Clinical Development and Milestones - **Upcoming Data**: Non-human primate data for IBIO-610 expected in the next 30 to 60 days, with presentations planned at ADA ObesityWeek and the European Diabetic Association meeting [10][40] - **IND Filings**: Plans to file for IND equivalent in Australia by the second half of 2026, with first patient dosing anticipated in early 2027 [10][11] - **Clinical Trials**: Emphasis on Phase 1 studies for IBIO-610, leveraging insights from competitors like Arrowhead and Wave [42][44] Market Potential - **Obesity Statistics**: Approximately 1 billion obese individuals worldwide, with a treatable population estimated at 100 to 200 million [19][20] - **Antibody Modality**: iBio's approach to using antibodies for obesity treatment is expected to allow for scalable production and flexibility in market entry [20] Competitive Landscape - **Differentiation**: iBio aims to differentiate its products from existing therapies by focusing on mechanisms that reduce adverse effects associated with GLP-1s and other treatments [8][32] - **Market Position**: The company is positioned as a potential leader in the obesity treatment space, particularly with its unique antibody approaches [52] Financial Overview - **Market Capitalization**: iBio has a market cap of approximately $500 million, with a low float of 34.5 million shares outstanding [36] - **Funding**: The company is well-capitalized, with cash reserves expected to last until the first quarter of 2028, allowing for continued development of its assets [36] Additional Insights - **Patient Journey**: Highlighted the challenges patients face with GLP-1 treatments, including muscle loss and rapid weight regain after discontinuation [5][6] - **Regulatory Considerations**: Acknowledgment of the lack of a regulatory path for weight maintenance drugs, but optimism that high unmet medical needs will drive future decisions [9] Conclusion - iBio is strategically positioned to address significant unmet needs in obesity treatment through innovative drug development and a focus on maintaining muscle mass during weight loss. The upcoming clinical data and regulatory filings will be critical in establishing its market presence and therapeutic efficacy.

Summary of siRNA Industry Insights Industry Overview - The siRNA drug market is projected to reach $50.3 billion by 2040, indicating a significant growth opportunity in the nucleic acid therapy sector, which is gaining traction as a new drug development direction [1][1][1] Key Insights - siRNA drugs offer high efficiency, low toxicity, and long-lasting effects compared to traditional small molecules and biologics, making them a popular choice in new drug development [1][1][1] - The GalNAc liver delivery platform has matured, showing high delivery efficiency and specificity, becoming the standard for liver-targeted siRNA drugs. Notable targets include PCSK9, AGT, Lp(a), and ApoC3, which have demonstrated therapeutic potential [1][1][1] - There is potential for breakthroughs in extrahepatic delivery systems, with early-stage developments in areas such as muscle, CNS, and ocular applications. Alnylam's C16 delivery platform is showing promise in Alzheimer's disease, while Arrowhead and Wave Life Sciences are exploring fat tissue targets [1][1][1] Market Dynamics - Domestic siRNA companies are positioned to capitalize on the demand for new technologies as traditional chronic disease drugs approach the end of their sales lifecycle. Collaborations with multinational corporations (MNCs) are expected to increase, particularly in liver delivery systems [2][2][2] - The industry outlook is optimistic, with domestic siRNA drugs likely to secure partnerships in popular targets like PCSK9 and Lp(a). New demands in weight loss and CNS delivery are further opening up the market as international giants make breakthroughs [2][2][2] Relevant Companies - A-share listed companies: Yuyuan Pharmaceutical, Frontier Biotech, Fuyuan Pharmaceutical, Bibetech, Sunshine Nuohuo, Chengdu Xian Dao - Hong Kong listed companies: Reebio, and upcoming IPOs such as Jingyin Biotech and Bowe Pharmaceutical - Upstream industry chain participants include WuXi AppTec, Lianhua Technology, Aorite, Lanxiao Technology, Nawei Microbiology, and Jiuzhou Pharmaceutical [2][2][2]

Group 1 - Morgan Stanley has lowered the price target on Arrowhead (ARWR) to $78 from $81 while maintaining an Equal Weight rating on the shares [1] - The firm anticipates continued broad pipeline execution with multiple readouts expected later this year, including key Phase 3 SHTG data in Q3 [1] - Early trends in the launch of familial chylomicronemia syndrome are promising, but meaningful sales are not expected until 2026 [1]

Core Insights - Privium Fund Management sold 75,747 shares of Arrowhead Pharmaceuticals, valued at approximately $3.71 million, as per a February 2 SEC filing [1][2] - The fund's overall position in Arrowhead increased in value by $10.09 million due to significant price appreciation during the quarter [2] - Arrowhead's stock price reached $73.00, reflecting a remarkable 289.5% increase year-over-year, significantly outperforming the S&P 500's 15% gain in the same period [3] Company Overview - Arrowhead Pharmaceuticals specializes in RNAi-based therapeutics for serious and rare diseases, with a strong clinical-stage pipeline and strategic collaborations [5][6] - The company reported a total revenue of $829.45 million and a net income of -$1.6 million, with a market capitalization of $10.22 billion [4] - Arrowhead's revenue surged from $3.6 million to $829 million in fiscal 2025, primarily due to licensing and milestone payments, while operating income improved to a profit of $98 million from a loss of $612 million the previous year [8] Investment Implications - The FDA's approval of Arrowhead's first commercial drug, REDEMPLO, marks a significant milestone for the company, enhancing its financial outlook and operational flexibility with total cash resources of $782 million [8] - The recent stock performance, climbing nearly 60% since the earnings release, indicates strong market confidence, while the decision to trim holdings reflects a strategy of risk management and disciplined investment [9]

Core Insights - The small nucleic acid drug sector is experiencing a significant surge, marking the beginning of a golden era driven by technological breakthroughs and capital enthusiasm [2][11][22] Industry Developments - On January 5, 2026, Sanofi's APOC3 siRNA drug Plozasiran was approved for domestic market use to treat hyperlipidemia [1] - On January 9, 2026, Rebio Biotech, known as "China's first small nucleic acid stock," successfully listed on the Hong Kong Stock Exchange, with its stock price soaring by 40% on the first day, leading to a market capitalization exceeding 13 billion HKD [1] - China National Pharmaceutical Group announced a 1.2 billion CNY acquisition of Hegia Biotech, securing the world's first clinically validated liver-targeted delivery platform capable of annual dosing [1] Market Trends - The global small nucleic acid drug market has seen nearly 100 business development (BD) collaborations in the past three years, with transaction numbers and amounts increasing annually, reaching over 30 BD deals in 2025 totaling nearly 30 billion USD [4][9] - Notable transactions in 2025 included Novartis acquiring Avidity Biosciences for 12 billion USD and multiple other significant deals involving RNA therapies [7][9] Clinical Advancements - Ionis's APOC3 ASO drug Olezarsen showed promising results in reducing triglyceride levels by up to 72% in patients with severe hypertriglyceridemia, leading to an increase in peak annual sales forecast from 1.5 billion USD to 2.5 billion USD [12] - GSK's ASO therapy Bepirovirsen is expected to be the first drug to achieve functional cure for chronic hepatitis B, with a peak annual sales potential of 2 billion USD [12] Emerging Opportunities - The small nucleic acid drugs are expanding into various therapeutic areas, including obesity and kidney diseases, with promising results from clinical trials demonstrating significant weight loss and metabolic health improvements [13][15] - The number of small nucleic acid drugs in development globally has surpassed 1,200, with siRNA and ASO therapies being the most prominent [17] Strategic Collaborations - Domestic companies are increasingly recognized for their innovative value in small nucleic acid drugs, with active BD transactions, including significant collaborations by Rebio Biotech and other firms [18][21] - Companies like Saintin Biotech are forming strategic partnerships with major pharmaceutical firms to advance their small nucleic acid drug pipelines [19] Conclusion - The convergence of technological advancements, capital influx, and successful clinical outcomes is propelling small nucleic acid drugs into a pivotal position within the pharmaceutical industry, with China poised to become a global innovation hub [22]

Company Overview - Arrowhead Pharmaceuticals, Inc. is a leading RNAi-focused biotechnology company, with its flagship candidate plozasiran targeting the ApoC3 gene to reduce plasma triglyceride levels [2] - The company utilizes its proprietary TRiM™ platform for low-dose, quarterly subcutaneous injections, which allows for the silencing of ApoC3 in liver cells [2] Pipeline and Development - A New Drug Application for plozasiran has been filed for Familial Chylomicronemia Syndrome (FCS), with a PDUFA action date set for November 18, 2025, while Phase 3 trials are ongoing for Severe Hypertriglyceridemia (sHTG) [3] - Arrowhead is also advancing other pipeline candidates, including fazirsiran for Alpha-1 antitrypsin deficiency and early-stage obesity programs ARO-INHBE and ARO-ALK7, demonstrating the versatility of its RNAi platform [3] Financial Position - The company has a robust balance sheet with approximately $900 million in cash and equivalents, providing sufficient funding for its clinical programs [4] - Revenue is primarily generated from partnerships, with recent payments from Sanofi and Sarepta helping to offset high R&D expenditures, which reached $162.4 million in Q3 FY2025 [4] Market Opportunity and Competitive Advantage - Arrowhead's market opportunity is significant, covering cardiometabolic, obesity, and emerging CNS indications, with the TRiM™ delivery platform offering low-frequency dosing and the ability to target novel genes [5] - Near-term catalysts include the PDUFA decision for plozasiran in FCS, sHTG trial readouts, milestone payments, and data from early obesity and CNS programs, positioning Arrowhead for potential value creation and long-term growth [5]

Investment Rating - The industry investment rating is "Outperform the Market" and is maintained [2] Core Views - The report highlights continuous catalysts in the small nucleic acid industry for 2026, with a focus on investment opportunities within the industry chain [5][19] - The report emphasizes the importance of clinical trial data releases and project advancements from major siRNA companies such as Alnylam, Arrowhead, and Wave Life Sciences [19][27] Summary by Sections Industry Overview - The closing index for the industry is at 8657.19, with a 52-week high of 9323.49 and a low of 6876.88 [2] Recent Market Performance - The A-share pharmaceutical and biotechnology sector declined by 0.68% from January 12 to January 16, 2026, underperforming the CSI 300 index by 0.11 percentage points and the ChiNext index by 1.68 percentage points [9][28] - Among the sub-sectors, the medical research outsourcing sector performed the best, increasing by 3.69%, while the vaccine sector saw a decline of 3.43% [10][28] Industry Insights and Investment Recommendations 1. **Innovative Drugs and Industry Chain**: The JPM conference reinforced the development logic of the industry, with increased merger and acquisition activity among multinational corporations (MNCs) and breakthroughs in domestic innovative drug companies. The report suggests focusing on companies with high certainty and relatively low business development (BD) disruption expectations, such as Innovent Biologics and others [11][30][31] 2. **Life Science Services**: The report sees stable recovery in overseas research and production outsourcing demand, with domestic Big Pharma's R&D spending increasing steadily. It recommends focusing on companies like WuXi AppTec and others [12][31] 3. **Medical Devices**: The report notes a potential turning point in the medical device sector, with improving performance from leading companies and a gradual reduction in the pressure from centralized procurement. It suggests monitoring companies like Mindray and others [13][34] 4. **Traditional Chinese Medicine**: The report highlights opportunities in basic drug policies and innovation-driven directions, recommending companies like Zhaoli Pharmaceutical and others [38][40] 5. **AI in Pharmaceuticals**: The report discusses the maturity of AI applications in pharmaceuticals, diagnostics, and medical services, identifying potential beneficiaries in various AI+medical sectors [42] Market Valuation - As of January 16, 2026, the overall valuation of the pharmaceutical sector is at 30.35, with a relative valuation premium of 124.45% over the CSI 300 index, indicating a slight increase from the previous week [48]