Cormorant Asset Management’s Metsera Inc MTSR Stock Holding History

Cormorant Asset Management’s Portfolio MTSR Stock Details MTSR Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-400,000	Closed	-$20.9M	–	42
2025 Q3	$20.9M	Hold	400,000	–	–	1.44%	19
2025 Q2	$11.4M	Hold	400,000	–	–	0.85%	26
2025 Q1	$10.9M	Buy	+400,000	New	+$11.3M	0.82%	28

Other funds holding MTSR

IFP Advisors Tampa, Florida $4.82B AUM 20.19% 1-Year Est. Return

Cormorant Asset Management's MTSR Position: Q4 2025 in Review

Cormorant Asset Management sold out of Metsera Inc (MTSR) in Q4 2025, closing a stake of 400,000 shares — an estimated $20.9M sold.

Cormorant Asset Management first reported a position in MTSR in Q1 2025 and held it in 3 quarters. The position peaked at $20.9M in Q3 2025. 1 fund tracked by Wall St. Rank holds MTSR as of Q4 2025.

Cormorant Asset Management reported no remaining Metsera Inc position as of Q4 2025 after selling out during the quarter.
Cormorant Asset Management sold 400,000 Metsera Inc shares in Q4 2025, an estimated $20.9M.
Cormorant Asset Management first reported a position in Metsera Inc in Q1 2025 and held it in 3 quarters.
Cormorant Asset Management's Metsera Inc position peaked at $20.9M in Q3 2025.
1 fund tracked by Wall St. Rank held Metsera Inc as of Q4 2025.

Based on Cormorant Asset Management's 13F filing for Q4 2025, filed 17 Feb 2026.