Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000315066-09-002172
Filing Date
2009-02-17
Accepted
2009-02-17 15:20:49
Documents
1

Document Format Files

Seq Description Document Type Size
1 DOC ONE filing.txt SC 13G/A 8124
  Complete submission text file 0000315066-09-002172.txt   10048
Mailing Address 82 DEVONSHIRE STREET BOSTON MA 02109
Business Address 82 DEVONSHIRE ST BOSTON MA 02109 6175706339
FMR LLC (Filed by) CIK: 0000315066 (see all company filings)

EIN.: 061209781 | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 0000

Mailing Address 220 MILL ROAD CHELMSFORD MA 01824
Business Address 220 MILL ROAD CHELMSFORD MA 01824 9782502900
SYCAMORE NETWORKS INC (Subject) CIK: 0001092367 (see all company filings)

EIN.: 043410558 | State of Incorp.: DE | Fiscal Year End: 0731
Type: SC 13G/A | Act: 34 | File No.: 005-58421 | Film No.: 09612564
SIC: 3661 Telephone & Telegraph Apparatus