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RA CAPITAL MANAGEMENT, L.P.

RA CAPITAL MANAGEMENT, L.P. is an Investment Adviser institutional filer with the SEC under CIK 1346824, reporting 84 portfolio positions, with 20 historical 13F filings on file. Most recent reporting period: 2026-06-30.

A Form 13F reports a manager's US-listed stock and option positions only. It does not include real estate, private funds, bonds, cash or non-US holdings, so a 13F portfolio value is not the firm's total assets under management (AUM).

  • State of incorporation: DE
  • Filing type: 13F-HR
  • Latest reporting period: 2026-06-30
  • Last filed: 2026-08-14

Top 10 portfolio positions

The largest reported holdings in RA CAPITAL MANAGEMENT, L.P.'s most recent 13F filing, ranked by reported market value.

  1. ASCENDIS PHARMA A/S (ASND)
  2. PARABILIS MEDICINES INC (PBLS)
  3. RHYTHM PHARMACEUTICALS INC (RYTM)
  4. VAXCYTE INC (PCVX)
  5. SIONNA THERAPEUTICS INC (SION)
  6. TYRA BIOSCIENCES INC (TYRA)
  7. EDGEWISE THERAPEUTICS INC (EWTX)
  8. NEWAMSTERDAM PHARMA CO NV (NAMS)
  9. HEMAB THERAPEUTICS HOLDINGS (COAG)
  10. SEPTERNA INC (SEPN)
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