Form 4: Alumis Director Akkaraju Boosts Stake with $905K Stock Purchase

Alumis Inc. Director Srinivas Akkaraju reported the purchase of 125,743 shares of common stock for approximately $905,349 on November 20, 2025.

Summary

• Director Srinivas Akkaraju acquired 125,743 shares of Alumis Inc. common stock.
• The transaction occurred on November 20, 2025, at a weighted average price of $7.20 per share.
• The total value of this purchase was approximately $905,349.60.
• Shares were purchased in multiple transactions ranging from $6.92 to $7.48 per share.
• Following this transaction, Akkaraju indirectly beneficially owns 643,260 shares through Samsara Opportunity Fund, L.P. and 4,491,731 shares through Samsara BioCapital, L.P.

Sentiment

Score: 8

Explanation: The purchase of a significant number of shares by a director indicates strong insider confidence in the company's future performance and valuation, which is a highly positive signal for investors.

Positives

• A director increasing their stake in the company signals confidence in its future prospects.
• The purchase of 125,743 shares represents a significant investment by a key insider.

Future Outlook

This Form 4 filing does not contain forward-looking statements or guidance regarding the company's future outlook.

Industry Context

Insider purchases, especially by directors, are often viewed positively by the market as they suggest management's belief in the company's undervaluation or strong future prospects, potentially signaling a positive trend within the biotechnology or pharmaceutical sector where Alumis operates.

Comparison to Industry Standards

• This filing reports an insider transaction, which is a standard disclosure requirement. It does not provide financial results or operational metrics that can be directly compared to industry benchmarks or specific competitor projects.
• However, significant insider buying, such as this transaction, is generally considered a positive signal across all industries, indicating confidence from those with the most intimate knowledge of the company.

Related Party Transactions

• The filing details indirect beneficial ownership through Samsara Opportunity Fund, L.P. and Samsara BioCapital, L.P., where the reporting person has significant influence or control, which are considered related party entities in the context of beneficial ownership reporting.

Stakeholder Impact

• Shareholders: Likely to view the director's purchase as a positive indicator of future stock performance and company health.
• Employees: May interpret the insider buying as a sign of stability and confidence from leadership.

Key Dates

Recommendation

The significant purchase of common stock by a director, Srinivas Akkaraju, signals strong insider confidence in Alumis Inc.'s future prospects and current valuation. Insider buying is often interpreted by seasoned investors as a bullish indicator, suggesting that those with the most intimate knowledge of the company believe the stock is undervalued or poised for growth. This action provides a positive signal that could warrant a 'buy' recommendation for investors considering ALMS.

Keywords

Alumis Inc., ALMS, Srinivas Akkaraju, Insider Trading, Stock Purchase, Director, Beneficial Ownership, Form 4, Equity Acquisition