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Cliff Asness’s NewAmsterdam Pharma NAMS Stock Holding History

Cliff Asness’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
Q2 		$769K Buy
22,691
+12,307
+119% +$406K ﹤0.01% 3155
2026
Q1 		$332K Buy
10,384
+102
+1% +$3.32K ﹤0.01% 3356
2025
Q4 		$361K Buy
10,282
+86
+0.8% +$3.13K ﹤0.01% 3085
2025
Q3 		$290K Buy
+10,196
New +$244K ﹤0.01% 3098
2024
Q4 		– Sell
-15,936
Closed -$265K – 2920
2024
Q3 		$265K Buy
+15,936
New +$276K ﹤0.01% 2450

Other funds holding NAMS

FLSM
Frazier Life Sciences Management Palo Alto, California $4.59B AUM 237.58% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
FIS
FCPM III Services Naarden, Netherlands $750M AUM 127.27% 1-Year Est. Return
DM
Deerfield Management New York $9.59B AUM 113.36% 1-Year Est. Return
Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.1B AUM 21.36% 1-Year Est. Return
BCLSI
Bain Capital Life Sciences Investors Boston, Massachusetts $1.68B AUM 126.09% 1-Year Est. Return
MC
Maverick Capital Dallas, Texas $11.3B AUM 76.6% 1-Year Est. Return
DFO
Duquesne Family Office New York $5.21B AUM 87.01% 1-Year Est. Return

Cliff Asness's NAMS Position: Q2 2026 in Review

Cliff Asness increased its NewAmsterdam Pharma (NAMS) stake by 119% in Q2 2026, buying an estimated $406K and bringing the position to 22,691 shares worth $769K. The position accounts for ﹤0.01% of the portfolio, ranked #3155.

Cliff Asness first reported a position in NAMS in Q3 2024 and has held it in 5 quarters since. 194 funds tracked by Wall St. Rank hold NAMS as of Q2 2026.

  • Cliff Asness held 22,691 shares of NewAmsterdam Pharma worth $769K as of Q2 2026.
  • Cliff Asness bought 12,307 NewAmsterdam Pharma shares in Q2 2026, an estimated $406K.
  • NewAmsterdam Pharma made up ﹤0.01% of Cliff Asness's portfolio in Q2 2026, its #3155 holding.
  • Cliff Asness first reported a position in NewAmsterdam Pharma in Q3 2024 and has held it in 5 quarters since.
  • 194 funds tracked by Wall St. Rank held NewAmsterdam Pharma as of Q2 2026.

Based on AQR Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.