Stock Taper 
ROCK SPRINGS CAPITAL MANAGEMENT LP
Latest 13F filing data - Q2 2026
Holdings
(Top positions)| STOCK | TICKER | SHARES HELD▲ ▼ | VALUE▲ ▼ |
|---|---|---|---|
 Amylyx Pharmaceuticals, Inc. | AMLX | 499.76K | $8.98M |
 Zenas BioPharma, Inc. | ZBIO | 502.08K | $12.74M |
 Cogent Biosciences, Inc. | COGT | 515.92K | $19.97M |
 Boston Scientific Corporation | BSX | 528.5K | $22.56M |
 Agios Pharmaceuticals, Inc. | AGIO | 532.56K | $19.76M |
 Bicara Therapeutics Inc. Common Stock | BCAX | 535.29K | $15.89M |
 Heartflow, Inc. Common Stock | HTFL | 573.5K | $16.83M |
 Hemab Therapeutics Holdings, Inc. Common Stock | COAG | 575.43K | $21.14M |
 Applied Aerospace & Defense, Inc. | AADX | 578.03K | $15.82M |
 NewAmsterdam Pharma Company N.V. | NAMS | 582.74K | $19.75M |
 Pharvaris N.V. | PHVS | 648.33K | $22.42M |
 Avalyn Pharma Inc. Common Stock | AVLN | 662.92K | $21.82M |
 Xenon Pharmaceuticals Inc. | XENE | 683.91K | $41.28M |
 Rhythm Pharmaceuticals, Inc. | RYTM | 692.6K | $76.9M |
 Phreesia, Inc. | PHR | 696.9K | $7.17M |
 Celldex Therapeutics, Inc. | CLDX | 699.15K | $26.02M |
 Summit Therapeutics Inc. | SMMT | 715K | $10.42M |
 Scholar Rock Holding Corporation | SRRK | 715.45K | $39.35M |
 Omeros Corporation | OMER | 718.5K | $6.83M |
 Mirum Pharmaceuticals, Inc. | MIRM | 798.14K | $93.44M |