CIENA CORP

Ticker: CIEN CUSIP: 171779309 Class: EQTY

Rubric Capital Management LP's Holding History (CIK: 0001687509)

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

Q1 2018

Shares 1,240,653 Value ($000) $32,133 Avg Close $23.53 Range $20.71 - $27.73

Q4 2017

Shares 1,620,653 Value ($000) $33,920 Avg Close $21.20 Range $19.40 - $22.63

Q3 2017

Shares 1,519,025 Value ($000) $33,373 Avg Close $23.93 Range $20.86 - $26.92

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	1,240,653	$32,133	$23.53	$20.71 - $27.73
Q4 2017	1,620,653	$33,920	$21.20	$19.40 - $22.63
Q3 2017	1,519,025	$33,373	$23.93	$20.86 - $26.92