Summary of Alumis Conference Call Company Overview - **Company**: Alumis - **Industry**: Precision Immunology, specifically focusing on psoriasis and other autoimmune diseases Key Points and Arguments Financial and Operational Highlights - Alumis has a strong balance sheet with over **$630 million** in cash, providing runway into the **fourth quarter of 2027** [91] - The company is preparing for a potential NDA filing in the **second half of 2023** [37] Clinical Development - **Envudeucitinib**: Phase 3 results in psoriasis show: - **PASI 75** at week 24 is in the **70s%** - **PASI 90** and **PASI 100** rates are approximately **65%** and **40%**, respectively [3] - Fast onset of action with separation of PASI scores observed as early as week 4 [3] - Safety profile consistent with Phase II data, with no new safety signals [3] Market Dynamics - The oral drug market for psoriasis is expected to expand significantly, as **75%** of psoriasis patients prefer oral medications over injectables or topicals [27] - Current market dynamics indicate that the patient share of oral drugs is higher than that of injectables [25] - Alumis aims to position itself strongly in the oral psoriasis market, particularly for patients with scalp involvement and significant itch [31] Competitive Landscape - The company acknowledges competition from other TYK2 inhibitors, including **Sotyktu** and **Zasocitinib** from Takeda [22] - Alumis believes its product has a competitive edge in terms of efficacy and quality of life improvements [18] Future Indications and Research - Alumis is exploring additional indications beyond psoriasis, including **Systemic Lupus Erythematosus (SLE)** and other autoimmune diseases [46] - The company is conducting a pivotal Phase IIb trial for SLE, with results expected in the **third quarter of 2023** [52] - The potential for **20+ indications** is being considered, with a focus on optimizing the psoriasis indication and exploring rheumatology-related conditions [70] Strategic Partnerships - While Alumis has the capability to launch its products independently, the company is open to partnerships to optimize its TYK2 franchise across multiple indications [41][43] Conclusion - Alumis is positioned for significant growth in the precision immunology space, with promising clinical data and a strong financial foundation. The company is strategically preparing for market entry while exploring a broad pipeline of indications.

Envudeucitinib ONWARD1 and ONWARD2 Phase 3 Topline Readout Analyst and Investor Webcast – January 6, 2026 1 Forward-Looking Statements This presentation contains forward looking statements within the meaning of federal securities laws, including the "safe harbor" provisions of the Private Securities Litigation Reform Act of 1995. Such statements are based upon current plans, estimates and expectations of management of Alumis Inc. ("Alumis") in light of historical results and trends, current conditions and p ...