CIENA CORP

Ticker: CIEN CUSIP: 171779309 Class: EQTY

Blackstone Inc.'s Holding History (CIK: 0001393818)

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

Q3 2016

Shares 586,755 Value ($000) $12,791 Avg Close $20.85 Range $17.59 - $23.60

Q2 2016

Shares 692,657 Value ($000) $12,987 Avg Close $18.11 Range $15.62 - $21.87

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2016	586,755	$12,791	$20.85	$17.59 - $23.60
Q2 2016	692,657	$12,987	$18.11	$15.62 - $21.87