CIENA CORP

Ticker: CIEN CUSIP: 171779309 Class: EQTY

Mizuho Securities Co. Ltd.'s Holding History (CIK: 0001520309)

Note: Option positions (PUT/CALL) are excluded.

Q1 2019
Shares 1,000 Value ($000) $37 Avg Close $38.83 Range $32.85 - $45.70