PERCEPTIVE ADVISORS LLC is an institutional investment manager that files quarterly 13F reports with the SEC. As of Q4 2025, the fund manages $5.6B in reported equity holdings across 116 positions. The largest holdings are PRAX (10.5%), CELC (5.6%), RYTM (4.9%), ASND (4.1%), APGE (3.1%). The portfolio is concentrated in Other (82.7%), Healthcare (17.3%). Data sourced from SEC EDGAR 13F filings (CIK 1224962).