Ciena Corporation (NYSE: CIEN) is a Technology company in the Communication Equipment industry. QuoTrend tracks its price, financials, earnings, analyst ratings and insider trades.
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CIEN QT 69Ciena Corporation · NYSE
348.80 +1.32%
Short Interest History · Twice monthly
Settlement Date Short Interest Avg Daily Volume Shares Float Short Float % Short Ratio Aug-31-26 3.35M 2.68M 140.87M 2.38% 1.25 Aug-14-26 2.92M 2.77M 140.87M 2.07% 1.05 Jul-31-26 3.71M 2.72M 140.87M 2.63% 1.36 Jul-15-26 3.99M 2.71M 140.87M 2.83% 1.47 Jun-30-26 3.85M 2.92M 140.87M 2.74% 1.32 Jun-15-26 4.76M 2.85M 140.87M 3.38% 1.67 May-29-26 4.51M 2.69M 140.87M 3.20% 1.68 May-15-26 4.53M 2.74M 140.87M 3.21% 1.65 Apr-30-26 4.37M 3.48M 140.87M 3.10% 1.25 Apr-15-26 4.69M 3.46M 140.87M 3.33% 1.35 Mar-31-26 5.98M 3.40M 140.87M 4.24% 1.76 Mar-13-26 5.04M 3.30M 140.87M 3.58% 1.53
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