Filing Manager
Samsara BioCapital, L.P.
Reporting Manager
Srinivas Akkaraju
Symbol
ALMS
Shares outstanding
117,504,056 shares
Disclosed Ownership
6,345,219 shares
Ownership
5.4%
Form type
SCHEDULE 13D/A
Filing time
13 Jan 2026, 18:18:24 UTC
Date of event
09 Jan 2026
Previous filing
24 Nov 2025

Quoteable Key Fact

"Samsara BioCapital, L.P. disclosed 5.4% ownership in ALUMIS INC. Common Stock, $0.0001 par value per share (ALMS) on 09 Jan 2026."

Quick Takeaways

  • Samsara BioCapital, L.P. filed SCHEDULE 13D/A for ALUMIS INC. Common Stock, $0.0001 par value per share (ALMS).
  • Disclosed ownership: 5.4%.
  • Date of event: 09 Jan 2026.

What Changed

  • Previous schedule filing date: 24 Nov 2025.
  • Current filing was accepted on 13 Jan 2026, 18:18.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Source Evidence

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (5)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Samsara BioCapital, L.P. 3.8% 4,491,731 0 4,491,731 /s/ Srinivas Akkaraju By Samsara BioCapital GP, LLC, its General Partner, By Srinivas Akkaraju, Managing Member 0001699737
Samsara BioCapital GP, LLC 3.8% 4,491,731 0 4,491,731 /s/ Srinivas Akkaraju By Srinivas Akkaraju, Managing Member 0001888829
Samsara Opportunity Fund, L.P. 1.6% 1,853,488 0 1,853,488 /s/ Srinivas Akkaraju By Samsara Opportunity Fund GP, LLC, its General Partner, By Srinivas Akkaraju, Managing Member 0002086193
Samsara Opportunity Fund GP, LLC 1.6% 1,853,488 0 1,853,488 /s/ Srinivas Akkaraju By Srinivas Akkaraju, Managing Member 0002086456
Srinivas Akkaraju 5.4% 6,345,219 0 6,345,219 /s/ Srinivas Akkaraju Srinivas Akkaraju 0001253170
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