CIEN holders · FMR LLC 13F · CIEN stock
FMR LLC Ciena Corp (CIEN) 13F holding
FMR LLC reported 19,113,538 CIEN shares valued at $9.38B as of 2026-06-30. Share lines from that 13F summed, options excluded; value is the 13F-reported market value in US dollars. Cached 13F row, not a live tape.
Not investment advice. Cached 13F row, not EDGAR XML.