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CIENA CORP
CIENA CORP. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 29 Institutional holders with a total value of $422,043,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SOROS FUND MANAGEMENT LLC 157,607,000 157,114,000 37.23% PRN
2 LOOMIS SAYLES & CO L P 7,771,267 150,063,000 35.56%
3 ADVENT CAPITAL MANAGEMENT /DE/ 67,282,000 67,170,000 15.92% PRN
4 SHENKMAN CAPITAL MANAGEMENT INC 9,977,000 9,973,000 2.36% PRN
5 BESSEMER GROUP INC 6,000,000 5,985,000 1.42% PRN
6 BARCLAYS PLC 56,000 5,544,000 1.31%
7 ROYAL BANK OF CANADA 4,812,000 4,818,000 1.14% PRN
8 DEUTSCHE BANK AG\ 3,213,000 3,186,000 0.75% PRN
9 VICTORY CAPITAL MANAGEMENT INC 3,199,000 3,173,000 0.75%
10 MANAGED ACCOUNT ADVISORS LLC 3,081,000 3,056,000 0.72% PRN
11 JPMORGAN CHASE & CO 2,679,000 2,657,000 0.63% PRN
12 Bank of New York Mellon Corp 2,505,000 2,508,000 0.59%
13 MACKAY SHIELDS LLC 2,269,000 2,251,000 0.53% PRN
14 KILLEN GROUP INC 1,510,000 1,498,000 0.35% PRN
15 WELLS FARGO & COMPANY/MN 1,214,000 1,204,000 0.29% PRN
16 SUNTRUST BANKS INC 589,000 583,000 0.14%
17 BARCLAYS PLC 305,000 302,000 0.07% PRN
18 Penn Capital Management Company, LLC 233,000 231,000 0.05% PRN
19 Neuberger Berman Group LLC 227,000 225,000 0.05% PRN
20 WELLINGTON MANAGEMENT GROUP LLP 220,000 218,000 0.05% PRN
21 Lombard Odier Asset Management (Europe) Ltd 100,000 100,000 0.02% PRN
22 CITIGROUP INC 58,000 58,000 0.01% PRN
23 MORGAN STANLEY 52,000 52,000 0.01% PRN
24 STIFEL FINANCIAL CORP 25,000 25,000 0.01% PRN
25 M&T BANK CORP 16,000 16,000 0.00% PRN
26 FIRST MANHATTAN CO. LLC. 15,000 14,000 0.00% PRN
27 BANK OF AMERICA CORP /DE/ 12,000 12,000 0.00% PRN
28 INTEGRATED WEALTH MANAGEMENT 6,000 5,000 0.00%
29 MSI Financial Services Inc 2,000 2,000 0.00%

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.