Dark
Light
System
Security
CIENA CORP
CIENA CORP. Institutional holdings reported to the SEC.

Institutional Holders (2015Q3)
Portfolio Summary: 4 Institutional holders with a total value of $5,097,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 242,000 5,014,000 98.37%
2 CENTERSTAR FUND, LLC 3,900 79,000 1.55% PRN
3 CENTERSTAR FUND, LLC 8,900 3,000 0.06% Call PRN
4 CENTERSTAR FUND, LLC 400 1,000 0.02% Put PRN

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.