Avidity Partners Management’s Metsera Inc MTSR Stock Holding History

Avidity Partners 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	-140,500	Closed	-$7.35M	–	53
2025 Q3	$7.35M	Buy	+140,500	New	+$5.19M	1.67%	16

Other funds holding MTSR

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

Avidity Partners Management's MTSR Position: Q4 2025 in Review

Avidity Partners Management sold out of Metsera Inc (MTSR) in Q4 2025, closing a stake of 140,500 shares — an estimated $7.35M sold.

Avidity Partners Management first reported a position in MTSR in Q3 2025 and held it in 1 quarter. The position peaked at $7.35M in Q3 2025. 1 fund tracked by Wall St. Rank holds MTSR as of Q4 2025.

Avidity Partners Management reported no remaining Metsera Inc position as of Q4 2025 after selling out during the quarter.
Avidity Partners Management sold 140,500 Metsera Inc shares in Q4 2025, an estimated $7.35M.
Avidity Partners Management first reported a position in Metsera Inc in Q3 2025 and held it in 1 quarter.
Avidity Partners Management's Metsera Inc position peaked at $7.35M in Q3 2025.
1 fund tracked by Wall St. Rank held Metsera Inc as of Q4 2025.

Based on Avidity Partners Management's 13F filing for Q4 2025, filed 13 Feb 2026.