• FirefoxTry Yahoo Finance on Firefox »
  •  Dow Down0.20% Nasdaq Down0.17%

    Ciena Corporation (CIEN)

    -NYSE
    24.05 Up 0.29(1.22%) May 28, 4:03PM EDT
    |After Hours : 24.03 Down 0.02 (0.08%) May 28, 4:21PM EDT
    Add to Portfolio
    Press ReleasesGet Press Releases for:

      Wednesday, May 20, 2015

      Tuesday, May 19, 2015

      Thursday, May 14, 2015

      Friday, May 8, 2015

      Thursday, May 7, 2015

      Monday, May 4, 2015

      Wednesday, April 29, 2015

      Monday, April 27, 2015

      Wednesday, April 8, 2015

      Wednesday, March 11, 2015