| Volume | 0 |
| Open | 5.340 |
| Bid (Size) | 5.400 (1,600) |
| Ask (Size) | 5.550 (100) |
| Prev. Close | 5.340 |
| Today's Range | 5.340 - 5.340 |
| 52wk Range | 4.910 - 6.920 |
| Shares Outstanding | 6,735,676 |
| Dividend Yield | N/A |
Generation Bio Co. - Common stock (GBIO) traded between $4.91 and $6.92 over the past 52 weeks and last traded at $5.34, 22.8% below its 52-week high.
GBIO was -13.0% over the past year, -1.9% year to date.
Over the past 12 months GBIO returned -13.0% versus DIA (Dow) +9.9%, SPY (S&P 500) +15.0%, QQQ (Nasdaq 100) +23.7% and IWM (Russell 2000) +15.4%.