| Volume | 557,779 |
| Open | 436.00 |
| Bid (Size) | 438.29 (40) |
| Ask (Size) | 438.97 (40) |
| Prev. Close | 425.93 |
| Today's Range | 424.02 - 449.42 |
| 52wk Range | 152.54 - 637.51 |
| Shares Outstanding | 154,767,152 |
| Dividend Yield | N/A |
Ciena Corporation Common Stock (CIEN) traded between $152.54 and $637.51 over the past 52 weeks and last traded at $438.52, 31.2% below its 52-week high. Over the past week it ranged between $377.03 and $448.00.
CIEN was +174.7% over the past year, -10.0% over six months, +78.2% year to date, +12.1% in the last week.
Over the past 12 months CIEN returned +174.7% versus DIA (Dow) +10.2%, SPY (S&P 500) +15.4%, QQQ (Nasdaq 100) +22.6% and IWM (Russell 2000) +13.0%.
CIEN most recently traded 557,779 shares against a 3-month average daily volume of 2.4M.