Long-term investor

Granahan Investment Management, LLC @granahaninvestmentmanage

Institutional investment manager. Holdings disclosed quarterly to the SEC on Form 13F (CIK 0001026710).

Record

  • Tracked since 2025-12-31 (249 days), 147 trades recorded
  • Returns: week n/a · month n/a · 90 days +21.5% · 6 months n/a · 1 year n/a · all +12.7%
  • Max drawdown n/a · win rate 17% · data quality Good
  • Source: SEC 13F Filings (live) (SEC EDGAR; typical delay 45 days)

Open positions

  • PRCH · 6.6% · long · since 2025-12-31
  • SIMO · 5.3% · long · since 2025-12-31
  • FPS · 3.6% · long · since 2026-03-31
  • INDI · 3.1% · long · since 2025-12-31
  • 92645B103 · 3.0% · long · since 2025-12-31
  • FTAI · 2.8% · long · since 2025-12-31
  • MRX · 2.7% · long · since 2025-12-31
  • MOD · 2.5% · long · since 2025-12-31
  • CRS · 2.1% · long · since 2025-12-31
  • NXT · 2.1% · long · since 2025-12-31
  • MGNI · 2.1% · long · since 2025-12-31
  • AXON · 1.9% · long · since 2025-12-31

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