CIENA CORP

CUSIP: 171779AE1 Class: CNV

LOOMIS SAYLES & CO L P's Holding History (CIK: 0000312348)

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

Q1 2017
Shares 730,361 Value ($000) $17,244 Avg Close — Range —
Q4 2016
Shares 823,295 Value ($000) $31,268 Avg Close — Range —
Q3 2016
Shares 2,146,517 Value ($000) $46,794 Avg Close — Range —
Q2 2016
Shares 2,337,103 Value ($000) $43,821 Avg Close — Range —
Q1 2016
Shares 4,205,186 Value ($000) $79,983 Avg Close — Range —
Q4 2015
Shares 6,775,344 Value ($000) $140,182 Avg Close — Range —
Q3 2015
Shares 7,019,803 Value ($000) $145,450 Avg Close — Range —
Q2 2015
Shares 7,771,267 Value ($000) $184,024 Avg Close — Range —
Q1 2015
Shares 7,771,267 Value ($000) $150,063 Avg Close — Range —
Q4 2014
Shares 7,227,035 Value ($000) $140,277 Avg Close — Range —
Q3 2014
Shares 7,114,309 Value ($000) $118,951 Avg Close — Range —
Q2 2014
Shares 6,734,186 Value ($000) $145,862 Avg Close — Range —
Q1 2014
Shares 6,048,522 Value ($000) $137,543 Avg Close — Range —
Q4 2013
Shares 6,321,687 Value ($000) $151,278 Avg Close — Range —
Q3 2013
Shares 6,930,198 Value ($000) $173,318 Avg Close — Range —
Q2 2013
Shares 8,515,182 Value ($000) $312,229 Avg Close — Range —