VANGUARD CAPITAL MANAGEMENT LLC's ownership history for CIEN

VANGUARD CAPITAL MANAGEMENT LLC currently holds 9.2M shares with a market value of $3.6B. It started holding CIEN on 2026-03-31. At its peak, it held 9.2M shares on 2026-03-31. Its highest holding value was $3.6B on 2026-03-31. At its lowest, it held 9.2M shares on 2026-03-31, with a value of $3.6B on 2026-03-31.