WELLINGTON MANAGEMENT GROUP LLP - CIENA CORP ownership

Quarter-by-quarter ownership
WELLINGTON MANAGEMENT GROUP LLP ownership history of CIENA CORP
ValueSharesWeighting
Q3 2018$314,000
-21.7%
203,000
-33.0%
0.00%
Q2 2018$401,000
+0.5%
303,0000.0%0.00%
Q1 2018$399,000
+13.4%
303,0000.0%0.00%
Q4 2017$352,000
-4.1%
303,0000.0%0.00%
Q3 2017$367,000303,0000.00%
Other shareholders
CIENA CORP shareholders Q4 2018
NameSharesValueWeighting ↓
STEELHEAD PARTNERS LLC 35,979,000$43,625,0004.02%
ZAZOVE ASSOCIATES LLC 13,430,000$16,461,0000.84%
AQR Arbitrage LLC 37,005,000$44,845,0000.49%
Nicholas Investment Partners, LP 5,450,000$6,591,0000.46%
BlueCrest Capital Management Ltd 5,181,000$6,305,0000.26%
Daiwa Securities Group Inc. 25,000,000$30,319,0000.21%
PALISADE CAPITAL MANAGEMENT, LP 2,561,000$3,128,0000.11%
D. E. Shaw & Co., Inc. 44,950,000$54,538,0000.08%
CAMDEN ASSET MANAGEMENT L P /CA 1,200,000$1,451,0000.05%
MACKAY SHIELDS LLC 830,000$1,006,0000.04%
View complete list of CIENA CORP shareholders