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Cormorant Asset Management, LP

Position in MBX — MBX Biosciences, Inc.

CIK 1583977 BOSTON, MA

Position in MBX

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$30,360,000
-$3,072,000 QoQ
Shares Held
550,000
-50.9% QoQ
Ownership
1.14%
of shares outstanding
% of Portfolio
1.54%
of 13F equity value
Holder Rank
#23
of 172 holders
Holding Since
Sep 2024
8 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MBX Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

Cormorant Asset Management, LP holds $1,889,506,429 across 46 Biotechnology names. MBX ranks #19 (1.6% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in MBX

Export CSV
8 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $30,360,000 550,000
2026-03-31 $33,432,000 1,120,000
2025-12-31 $35,324,800 1,120,000
2025-09-30 $21,437,500 1,225,000
2025-06-30 $7,987,000 700,000
2025-03-31 $5,166,000 700,000
2024-12-31 $12,901,000 700,000
2024-09-30 $18,186,000 700,000