CIENA CORP

CUSIP: 171779AJ0 Class: NOTE 3.750%10/1

SILVERBACK ASSET MANAGEMENT LLC's Holding History (CIK: 0001278960)

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

Q1 2018
Shares 10,500,000 Value ($000) $13,881 Avg Close — Range —
Q4 2017
Shares 13,000,000 Value ($000) $15,184 Avg Close — Range —