Core Viewpoint - Heptagon Pharmaceuticals (02142) has seen a stock increase of over 4%, currently trading at 14.22 HKD, with a transaction volume of 27.84 million HKD, following the announcement of an updated global strategic collaboration with AstraZeneca established in March 2025 [1] Group 1: Collaboration Details - The collaboration aims to jointly discover and develop next-generation biotherapies, including antibody-drug conjugates (ADC) and T-cell engagers (TCE) [1] - AstraZeneca will nominate R&D projects annually for the next four years, highlighting the deepening partnership between the two companies [1] - Heptagon Pharmaceuticals is eligible to receive option fees, exercise fees, development and commercial milestone payments, as well as tiered royalties based on future net sales of the licensed projects, consistent with the financial framework established in March 2025 [1]