Deerfield Management’s NewAmsterdam Pharma Warrant NAMSW Stock Holding History

Deerfield Management’s Portfolio NAMSW Stock Details NAMSW Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$1.86M	Hold	92,787	–	–	0.02%	73
2025 Q4	$2.13M	Hold	92,787	–	–	0.03%	93
2025 Q3	$1.59M	Hold	92,787	–	–	0.02%	109
2025 Q2	$742K	Hold	92,787	–	–	0.01%	83
2025 Q1	$834K	Hold	92,787	–	–	0.02%	87
2024 Q4	$1.32M	Hold	92,787	–	–	0.03%	77
2024 Q3	$650K	Hold	92,787	–	–	0.01%	242
2024 Q2	$809K	Hold	92,787	–	–	0.01%	179
2024 Q1	$1.02M	Hold	92,787	–	–	0.02%	84
2023 Q4	$290K	Hold	92,787	–	–	0.01%	123
2023 Q3	$176K	Hold	92,787	–	–	﹤0.01%	77
2023 Q2	$194K	Hold	92,787	–	–	﹤0.01%	92
2023 Q1	$171K	Hold	92,787	–	–	﹤0.01%	95
2022 Q4	$80.6K	Buy	+92,787	New	+$76.4K	﹤0.01%	95

Other funds holding NAMSW

FLSM

Frazier Life Sciences Management Palo Alto, California $3.89B AUM 201.1% 1-Year Est. Return

RCM

RA Capital Management Boston, Massachusetts $9.44B AUM 157.3% 1-Year Est. Return

AAA

Affinity Asset Advisors New York $1.94B AUM 374.45% 1-Year Est. Return

BCLSI

Bain Capital Life Sciences Investors Boston, Massachusetts $1.11B AUM 171.34% 1-Year Est. Return

Aristeia Capital Greenwich, Connecticut $4.82B AUM 24.91% 1-Year Est. Return

Vestcor Inc Fredericton, New Brunswick, Canada $3.63B AUM 21.49% 1-Year Est. Return

WAM

Wolverine Asset Management Chicago, Illinois $10.4B AUM 4.78% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Deerfield Management's NAMSW Position: Q1 2026 in Review

Deerfield Management held its NewAmsterdam Pharma Warrant (NAMSW) position steady in Q1 2026 at 92,787 shares worth $1.86M. The position accounts for 0.02% of the portfolio, ranked #73.

Deerfield Management first reported a position in NAMSW in Q4 2022 and has held it in 14 quarters since. The position peaked at $2.13M in Q4 2025. 9 funds tracked by Wall St. Rank hold NAMSW as of Q1 2026.

Deerfield Management held 92,787 shares of NewAmsterdam Pharma Warrant worth $1.86M as of Q1 2026.
Deerfield Management left its NewAmsterdam Pharma Warrant share count unchanged in Q1 2026.
NewAmsterdam Pharma Warrant made up 0.02% of Deerfield Management's portfolio in Q1 2026, its #73 holding.
Deerfield Management first reported a position in NewAmsterdam Pharma Warrant in Q4 2022 and has held it in 14 quarters since.
Deerfield Management's NewAmsterdam Pharma Warrant position peaked at $2.13M in Q4 2025.
9 funds tracked by Wall St. Rank held NewAmsterdam Pharma Warrant as of Q1 2026.

Based on Deerfield Management's 13F filing for Q1 2026, filed 15 May 2026.