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CIEN · Ciena Corp · Documents

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$349.90 +5.70 (+1.66%)
S&P 500 member Russell 1000 member Rebalance outlook locked
Market Cap
$48.49B
Shares
141.81M
Volume · Oct 20 1.92M Avg daily vol (3M) 2.55M

The company's filings as submitted to the SEC's EDGAR system — 10-K, 10-Q, 8-K, proxy statements and more — listed most recent first.

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Type AI summary Filing Date Period Open
8-K — 2020-06-04 —
8-K — 2020-04-06 2020-04-02
10-Q — 2020-03-11 2020-01-31
DEFA14A — 2020-03-06 —
8-K — 2020-03-05 —
DEFA14A — 2020-02-19 —
DEF 14A — 2020-02-19 2020-04-02
8-K — 2020-01-28 2020-01-23
Showing 101–108 of 108 filings
Key facts CIK 936395 CUSIP 171779309 13F (30d) 156 filings 151 filers Visit website Investor relations