Form 4: Alumis Inc. Director James B. Tananbaum Reports Beneficial Ownership Changes Following IPO

Director James B. Tananbaum reports changes in beneficial ownership of Alumis Inc. common stock and convertible preferred stock following the company's initial public offering.

Summary

• On July 1, 2024, James B. Tananbaum, a director and 10% owner of Alumis Inc. (ALMS), reported changes in his beneficial ownership of the company's securities.
• The changes occurred due to the automatic conversion of various series of redeemable convertible preferred stock into common stock upon the closing of Alumis Inc.'s initial public offering (IPO).
• Tananbaum also reported the purchase of 2,500,000 shares of common stock at $16 per share.
• The reported securities are indirectly held through various entities including Foresite Capital Fund V, Labs Co-Invest V, Foresite Capital Opportunity Fund V, Foresite Labs Fund I, Foresite Capital Fund VI, and Foresite Labs Affiliates 2021.
• Tananbaum disclaims beneficial ownership of the shares held by these entities except to the extent of his pecuniary interest.

Sentiment

Score: 7

Explanation: The sentiment is neutral to slightly positive. The filing reflects standard procedures following an IPO and includes a purchase of shares by a director, indicating confidence. However, it's primarily an informational document.

Positives

• The conversion of preferred stock to common stock indicates the completion of Alumis Inc.'s IPO.
• The purchase of 2,500,000 shares at $16 per share suggests confidence in the company's future prospects.

Future Outlook

The document does not contain specific forward-looking statements, but the transactions reflect changes following the company's IPO, suggesting a transition to a publicly traded company.

Industry Context

Form 4 filings are standard practice for company insiders following significant transactions in their company's stock, particularly after events like an IPO. This filing provides transparency to the market regarding the ownership structure of Alumis Inc.

Stakeholder Impact

• Shareholders: Provides transparency regarding insider ownership.
• Employees: No direct impact, but reflects the company's transition to a publicly traded entity.

Key Dates