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RTW INVESTMENTS, LP

RTW INVESTMENTS, LP is an Investment Adviser institutional filer with the SEC under CIK 1493215, 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 RTW INVESTMENTS, LP's most recent 13F filing, ranked by reported market value.

  1. MADRIGAL PHARMACEUTICALS INC (MDGL)
  2. ARGENX SE (ARGX)
  3. PTC THERAPEUTICS INC (PTCT)
  4. PROTAGONIST THERAPEUTICS INC (PTGX)
  5. CG ONCOLOGY INC (CGON)
  6. INSMED INC (INSM)
  7. TANGO THERAPEUTICS INC (TNGX)
  8. SPYRE THERAPEUTICS INC (SYRE)
  9. CELCUITY INC (CELC)
  10. ERASCA INC (ERAS)
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