Form 4: Alumis Director Boosts Stake with $1.6M Share Purchases

Alumis Inc. Director Srinivas Akkaraju, through affiliated funds, acquired over 241,000 shares of common stock across three transactions in mid-November 2025.

Summary

• Srinivas Akkaraju, a Director of Alumis Inc., reported the acquisition of Alumis common stock through affiliated entities.
• On November 17, 2025, 914 shares were purchased at a weighted average price of $5.51 per share.
• On November 18, 2025, 102,652 shares were purchased at a weighted average price of $6.05 per share.
• On November 19, 2025, 137,772 shares were purchased at a weighted average price of $6.56 per share.
• These purchases were made indirectly by Samsara Opportunity Fund, L.P.
• Following these transactions, Samsara Opportunity Fund, L.P. beneficially owns 517,517 shares.
• Samsara BioCapital, L.P. also indirectly holds 4,491,731 shares, over which Mr. Akkaraju has influence.
• The total number of shares acquired across these three reported transactions is 241,338.
• The total value of these reported purchases is approximately $1,528,861.46.

Sentiment

Score: 8

Explanation: The filing indicates strong insider confidence through significant share purchases by a director, which is generally a positive signal for investors. The increasing purchase prices over consecutive days further reinforce this positive sentiment.

Positives

• A Director, Srinivas Akkaraju, increased his indirect beneficial ownership in Alumis Inc. through significant share purchases.
• The purchases occurred over three consecutive days, indicating sustained confidence.
• The average purchase price increased over the three days ($5.51, $6.05, $6.56), suggesting a willingness to buy at higher valuations.
• The total value of shares purchased is approximately $1.53 million, representing a substantial investment by an insider.

Future Outlook

NA

Management Comments

• The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
• The Reporting Person has voting and investment power over the shares held by Samsara Opportunity Fund and, accordingly, may be deemed to beneficially own the shares held by Samsara Opportunity Fund. The Reporting Person disclaims beneficial ownership in these securities except to the extent of his pecuniary interest therein.
• The Reporting Person is a managing member of Samsara BioCapital GP, LLC, the general partner of Samsara LP. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.

Industry Context

NA

Related Party Transactions

• Srinivas Akkaraju, a Director of Alumis Inc., indirectly purchased shares through Samsara Opportunity Fund, L.P. and has influence over shares held by Samsara BioCapital, L.P., both of which are entities where he holds a significant role.

Stakeholder Impact

• Shareholders: The insider buying could be interpreted as a positive signal, potentially increasing investor confidence and demand for the stock.
• Management/Employees: May boost morale and reinforce belief in the company's direction.

Key Dates

Recommendation

The significant and consecutive open-market purchases by a director, Srinivas Akkaraju, through affiliated funds, signal strong insider confidence in Alumis Inc.'s future performance. The willingness to acquire shares at progressively higher prices suggests a belief that the stock is undervalued or has substantial upside potential. This type of insider buying often precedes positive company developments and is generally considered a bullish indicator by seasoned investors.

Keywords

Alumis Inc., ALMS, Insider Buying, Form 4, Srinivas Akkaraju, Director, Share Purchase, Beneficial Ownership, Samsara Opportunity Fund, Samsara BioCapital