Form 4: ALUMIS Director Boosts Stake via Fund Purchases

ALUMIS Director Srinivas Akkaraju increased his indirect beneficial ownership in the company's common stock through recent purchases by affiliated funds.

Summary

• Srinivas Akkaraju, a Director of ALUMIS INC. (ALMS), reported multiple indirect purchases of common stock.
• On November 26, 2025, 48,537 shares were acquired at a weighted average price of $7.64 per share by Samsara Opportunity Fund, L.P.
• On November 28, 2025, an additional 38,702 shares were acquired at a weighted average price of $7.64 per share by Samsara Opportunity Fund, L.P.
• On December 1, 2025, 86,350 shares were acquired at a weighted average price of $7.46 per share by Samsara Opportunity Fund, L.P.
• Following these transactions, Samsara Opportunity Fund, L.P. beneficially owns 816,849 shares.
• Samsara BioCapital, L.P. also beneficially owns 4,491,731 shares, bringing the total indirect beneficial ownership attributed to Mr. Akkaraju (through both funds) to 5,308,580 shares.
• Mr. Akkaraju disclaims beneficial ownership in these securities except to the extent of his pecuniary interest therein.

Sentiment

Score: 7

Explanation: The sentiment is positive due to a director increasing their beneficial ownership, which typically signals confidence in the company's future. However, the purchases are indirect through funds, and the director disclaims full beneficial ownership, which slightly moderates the direct signal.

Positives

• A company director increasing their stake, even indirectly through affiliated funds, can signal confidence in the company's future prospects.
• The purchases were made at various price points, indicating a sustained interest in accumulating shares.

Future Outlook

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

Industry Context

This Form 4 filing reports an insider transaction and does not provide broader industry context or trends.

Related Party Transactions

• The reported transactions involve purchases of ALUMIS common stock by Samsara Opportunity Fund, L.P. and Samsara BioCapital, L.P., entities where Director Srinivas Akkaraju holds significant influence and pecuniary interest.

Stakeholder Impact

• Shareholders may view the director's increased stake as a positive indicator of management's belief in the company's value and future prospects.

Key Dates

Recommendation

While insider buying is generally a positive signal, indicating management's confidence, a single Form 4 filing detailing indirect purchases by affiliated funds is typically not sufficient to warrant a 'buy' recommendation. It reinforces a 'hold' position for existing investors and suggests potential positive sentiment for those considering the stock, but further fundamental analysis is required for a stronger recommendation.

Keywords

ALUMIS, ALMS, Srinivas Akkaraju, Insider Trading, Form 4, Director Purchase, Stock Acquisition, Beneficial Ownership, Samsara Opportunity Fund, Samsara BioCapital