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Performance analysis of Generation Bio (GBIO)

Annual Return

Over the past 3 years, GBIO has had an average annual return of -59.20%, underperforming the benchmark SPY, which returned +19.57% annual.

Over the past 5 years, GBIO has had an average annual return of -55.36%, underperforming the benchmark SPY, which returned +12.05% annual.

Since Jun 12, 2020, GBIO has had an average annual return of -49.18%, underperforming the benchmark SPY, which returned +17.35% annual.

2026202520242023202220212020
-6.09%-46.39%-35.78%-58.04%-44.49%-75.02%+14.82%

Monthly Return

YearJanFebMarAprMayJunJulAugSepOctNovDecAnnually Total
2026-1.74%-4.42%-6.09%
2025-26.81%-25.16%-30.21%+6.71%-12.57%-15.03%+38.46%+35%+2.06%-10.08%-3.14%+6.48%-46.39%
2024+13.92%+33.64%+62.05%-30.46%+12.39%-11.34%+18.48%-20.99%-6.45%-11.70%-30.24%-30.36%-35.78%
2023+50.13%-32.89%+8.60%+14.41%-28.85%+57.12%-7.63%-5.93%-20.71%-75.24%+20.53%+45.85%-58.04%
2022-8.19%-21.23%+43.35%-13.76%-11.23%+16.74%-2.75%-19.74%+3.71%-3.58%+4.10%-26.26%-44.49%
2021-7.12%+32.62%-18.50%+28.11%-6.03%-21.48%-19.18%+15%+0.28%-16.40%-18.08%-58.76%-75.02%
2020-14.95%-6.47%+59.01%-1.03%-16.40%+86.60%-41.21%+14.82%

Drawdown analysis of Generation Bio (GBIO)

The maximum drawdown for the GBIO was -99.42%, occurring on Jun 27, 2025. This drawdown has not yet recovered.

The current GBIO drawdown is -98.97%.

Since Jun 12, 2020 GBIO has experienced the following drawdowns:

  • 50% or more: 1 time
  • 40% or more: 1 time
  • 30% or more: 2 times
  • 20% or more: 3 times
  • 10% or more: 4 times
DepthStartTo BottomBottomTo RecoverEndTotal
-99.42%Dec 2, 20201146Jun 27, 2025OngoingOngoingOngoing
-31.91%Sep 2, 202035Oct 22, 202016Nov 13, 202051
-26.81%Jun 12, 202020Jul 13, 202032Aug 26, 202052
-11.32%Nov 17, 20202Nov 19, 20203Nov 24, 20205