CIENA CORP

Ticker: CIEN CUSIP: 171779309 Class: EQTY

FRED ALGER MANAGEMENT, LLC's Holding History (CIK: 0000003520)

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

Q3 2017

Shares 43,732 Value ($000) $961 Avg Close $23.93 Range $20.86 - $26.92

Q2 2017

Shares 48,732 Value ($000) $1,219 Avg Close $23.96 Range $21.43 - $27.98

Q1 2017

Shares 67,500 Value ($000) $1,594 Avg Close $24.52 Range $22.73 - $26.84

Q2 2016

Shares 341,217 Value ($000) $6,398 Avg Close $18.11 Range $15.62 - $21.87

Q1 2016

Shares 439,818 Value ($000) $8,366 Avg Close $18.47 Range $16.32 - $21.14

Q2 2014

Shares 395,774 Value ($000) $8,572 Avg Close $20.54 Range $18.00 - $24.21

Q1 2014

Shares 524,676 Value ($000) $11,931 Avg Close $23.52 Range $21.41 - $27.16

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	43,732	$961	$23.93	$20.86 - $26.92
Q2 2017	48,732	$1,219	$23.96	$21.43 - $27.98
Q1 2017	67,500	$1,594	$24.52	$22.73 - $26.84
Q2 2016	341,217	$6,398	$18.11	$15.62 - $21.87
Q1 2016	439,818	$8,366	$18.47	$16.32 - $21.14
Q2 2014	395,774	$8,572	$20.54	$18.00 - $24.21
Q1 2014	524,676	$11,931	$23.52	$21.41 - $27.16