RA CAPITAL MANAGEMENT, L.P. is an institutional investment manager that files quarterly 13F reports with the SEC. As of Q2 2026, the fund manages $11.5B in reported equity holdings across 84 positions. The largest holdings are ASND (23.8%), PBLS (6.9%), RYTM (6.4%), PCVX (5.8%), SION (3.8%). The portfolio is concentrated in Other (97.0%), Healthcare (3.0%). Data sourced from SEC EDGAR 13F filings (CIK 1346824).