国投证券国际：2026年布局逻辑聚焦管线兑现、技术突围与估值修复 重点关注RSV疫苗等创新品种

Core Viewpoint - The A-share vaccine sector is expected to underperform, with a projected increase of 9% by December 28, 2025, lagging behind the broader market by 10 percentage points, indicating a weak overall performance in the sector [1] Group 1: Industry Overview - The 2026 investment strategy for the vaccine sector focuses on three main lines: pipeline realization, technological breakthroughs, and valuation recovery, while avoiding highly competitive products like bivalent HPV and traditional rabies vaccines [1] - Key areas of focus include vaccines with high technological barriers, multi-valent options, potential for business development collaborations, and favorable competitive landscapes, such as RSV vaccines [1] Group 2: Company Highlights - CanSino Biologics: The DTcP-Hib-MCV4 combination vaccine and inhaled tuberculosis vaccine (5-type adenovirus vector) are in Phase I clinical trials. The quadrivalent meningococcal conjugate vaccine was exported to Indonesia in September, marking a significant achievement post-COVID vaccine exports. The PCV13i vaccine has gained access in over half of China's provinces and started vaccinations in October. Several vaccines are advancing towards commercialization, with multiple NDA applications submitted [2] - Aimee Vaccine: The PCV13, PPSV23, and rabies vaccines are in the final stages of market entry. Aimee has 20 vaccines in development, with 15 products having received 23 clinical approvals. The PCV13 has submitted for market registration, and the iterative rabies vaccine is also in the registration process. The PPSV23 has completed Phase III clinical serum testing and is moving towards statistical unblinding [3] - Clover Biopharmaceuticals: The respiratory combined vaccine (RSV-hMPV-PIV3) has gained global attention, with positive Phase I clinical trial results in older adults. This vaccine is expected to advance to Phase II trials in the first half of 2026, addressing unmet clinical needs related to RSV and enhancing immune protection through repeat vaccinations [4] Group 3: Investment Recommendations - Suggested stocks in the Hong Kong vaccine sector include CanSino, Clover Biopharmaceuticals-B, and Aimee Vaccine, indicating potential investment opportunities in these companies [4]