Summary of Zymeworks FY Conference Call (December 02, 2025) Company Overview - **Company**: Zymeworks (NasdaqGS: ZYME) - **Industry**: Biotechnology Key Points and Arguments 1. **Strategic Evolution**: Zymeworks has evolved its strategy since 2022, focusing on extracting value from its IP assets without needing to build a traditional commercial entity [2][3][4] 2. **HERIZON-GEA-01 Data Impact**: The top-line data from HERIZON-GEA-01 was a significant factor in the company's strategic planning, indicating a future of excess capital and the need for thoughtful capital allocation [4][5] 3. **Integration of R&D and Royalty Portfolio**: Zymeworks aims to maintain both R&D and royalty streams within the same entity, believing that synergies exist between the two, which can drive shareholder value [5][6][10][17] 4. **Partnerships and Licensing**: The company has successfully partnered with Jazz, retaining royalties and milestones, which has proven beneficial as the market conditions improved [8][9][21] 5. **Focus on Internal Development**: Zymeworks has built a wholly owned portfolio of R&D assets, allowing for optionality in future partnerships and capital allocation [9][25] 6. **Competitive Advantage**: Zymeworks differentiates itself from traditional royalty players by having both R&D capabilities and a royalty portfolio, allowing for unique strategic maneuvers [15][17] 7. **Future Asset Development**: The company is exploring external assets for potential integration into its portfolio, leveraging its experience in capital allocation and strategy [12][13][25] 8. **Market Positioning**: Zymeworks believes it can achieve outsized returns by effectively managing its dual role as an R&D entity and a royalty organization [18][19] 9. **Potential of Rybrevant**: Rybrevant is projected to have peak sales potential between $1 billion and $5 billion, reflecting the company's confidence in its assets [22][23] 10. **ADC Development**: Zymeworks is advancing its ADC (Antibody-Drug Conjugate) assets, including ZW191, which shows promise in early data and may lead to strategic partnerships [26][28][30] Additional Important Content - **Market Perception**: The company has shifted market perception regarding its assets, particularly in gastric cancer, which was undervalued previously [21] - **Tolerability and Efficacy**: Zymeworks is focused on ensuring tolerability and efficacy in its ADCs, particularly for fragile patient populations like those with HCC (Hepatocellular Carcinoma) [34][36] - **Combination Strategies**: The company recognizes the importance of combination therapies and is open to partnerships that can enhance its competitive positioning in the market [30][31] This summary encapsulates the strategic direction, market positioning, and future plans of Zymeworks as discussed in the conference call, highlighting the company's focus on innovation and value creation in the biotechnology sector.