State of Wisconsin Investment Board’s NewAmsterdam Pharma NAMS Stock Holding History

State of Wisconsin Investment Board’s Portfolio NAMS Stock Details NAMS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$658K	Buy	20,547 +550	+3%	+$17.9K	﹤0.01%	1860
2025 Q4	$701K	Buy	+19,997	New	+$728K	﹤0.01%	1796
2024 Q3	–	Sell	-12,171	Closed	-$234K	–	2337
2024 Q2	$234K	Buy	+12,171	New	+$244K	﹤0.01%	2102

Other funds holding NAMS

FLSM

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

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

RCM

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

FIS

FCPM III Services Naarden, Netherlands $722M AUM 73.61% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

BCLSI

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

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Deerfield Management New York $8.48B AUM 99.04% 1-Year Est. Return

Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return

DFO

Duquesne Family Office New York $3.38B AUM 61.92% 1-Year Est. Return

State of Wisconsin Investment Board's NAMS Position: Q1 2026 in Review

State of Wisconsin Investment Board increased its NewAmsterdam Pharma (NAMS) stake by 2.8% in Q1 2026, buying an estimated $17.9K and bringing the position to 20,547 shares worth $658K. The position accounts for ﹤0.01% of the portfolio, ranked #1860.

State of Wisconsin Investment Board first reported a position in NAMS in Q2 2024 and has held it in 3 quarters since. The position peaked at $701K in Q4 2025. 171 funds tracked by Wall St. Rank hold NAMS as of Q1 2026.

State of Wisconsin Investment Board held 20,547 shares of NewAmsterdam Pharma worth $658K as of Q1 2026.
State of Wisconsin Investment Board bought 550 NewAmsterdam Pharma shares in Q1 2026, an estimated $17.9K.
NewAmsterdam Pharma made up ﹤0.01% of State of Wisconsin Investment Board's portfolio in Q1 2026, its #1860 holding.
State of Wisconsin Investment Board first reported a position in NewAmsterdam Pharma in Q2 2024 and has held it in 3 quarters since.
State of Wisconsin Investment Board's NewAmsterdam Pharma position peaked at $701K in Q4 2025.
171 funds tracked by Wall St. Rank held NewAmsterdam Pharma as of Q1 2026.

Based on State of Wisconsin Investment Board's 13F filing for Q1 2026, filed 15 May 2026.