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MPM BIOIMPACT LLC

Position in ALMS — Alumis Inc.

CIK 1687078 BOSTON, MA

Position in ALMS

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$52,575,233
+$29,131,792 QoQ
Shares Held
2,386,529
-0.6% QoQ
Ownership
1.87%
of shares outstanding
% of Portfolio
4.06%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2025
2 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in ALMS Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Mar 31, 2026

MPM BIOIMPACT LLC holds $1,223,258,298 across 39 Biotechnology names. ALMS ranks #4 (4.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 ALMS
Alumis Inc.
This page
2,386,529 $52,575,233

All Filings in ALMS

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2 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $52,575,233 2,386,529
2025-12-31 $23,443,441 2,401,992