WELLINGTON MANAGEMENT GROUP LLP - CIENA CORP ownership

Quarter-by-quarter ownership
WELLINGTON MANAGEMENT GROUP LLP ownership history of CIENA CORP
ValueSharesWeighting
Q3 2018$312,000
+12.2%
197,0000.0%0.00%
Q2 2018$278,000
+0.4%
197,0000.0%0.00%
Q1 2018$277,000
+7.8%
197,0000.0%0.00%
Q4 2017$257,000
-1.9%
197,0000.0%0.00%
Q3 2017$262,000
-6.1%
197,0000.0%0.00%
Q2 2017$279,000
+3.3%
197,0000.0%0.00%
Q1 2017$270,000
-1.8%
197,0000.0%0.00%
Q4 2016$275,000197,0000.00%
Other shareholders
CIENA CORP shareholders Q4 2018
NameSharesValueWeighting ↓
CAMDEN ASSET MANAGEMENT L P /CA 70,851,000$97,154,0002.52%
Castle Creek Arbitrage, LLC 15,714,000$21,546,0002.07%
BASSO CAPITAL MANAGEMENT, L.P. 3,980,000$5,448,0000.81%
ARROWGRASS CAPITAL PARTNERS (US) LP 26,000$30,113,0000.31%
WOLVERINE ASSET MANAGEMENT LLC 11,500,000$15,792,0000.24%
ADVENT CAPITAL MANAGEMENT /DE/ 7,747,000$10,637,0000.20%
PALISADE CAPITAL MANAGEMENT, LP 1,304,000$1,788,0000.07%
SSI INVESTMENT MANAGEMENT LLC 325,000$443,0000.04%
LAZARD ASSET MANAGEMENT LLC 5,620,000$7,727,0000.02%
Citadel Advisors 8,635,000$11,846,0000.01%
View complete list of CIENA CORP shareholders