SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001193125-17-245224
Filing Date
2017-08-02
Accepted
2017-08-02 10:16:57
Documents
2
Period of Report
2017-08-02
Filing Date Changed
2017-08-02
Items
Item 1.01: Entry into a Material Definitive Agreement
Item 8.01: Other Events
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K d367146d8k.htm 8-K 18272
2 EX-4.1 d367146dex41.htm EX-4.1 408402
  Complete submission text file 0001193125-17-245224.txt   427770
Mailing Address 7035 RIDGE ROAD HANOVER MD 21076
Business Address 7035 RIDGE ROAD HANOVER MD 21076 4108658500
CIENA CORP (Filer) CIK: 0000936395 (see all company filings)

IRS No.: 232725311 | State of Incorp.: DE | Fiscal Year End: 1031
Type: 8-K | Act: 34 | File No.: 001-36250 | Film No.: 17998697
SIC: 3661 Telephone & Telegraph Apparatus
Assistant Director 11