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

Institutional Holders (2015Q1)
Portfolio Summary: 5 Institutional holders with a total value of $8,968,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 LOEWS CORP 200,000 3,862,000 43.06% Put
2 CITADEL ADVISORS LLC 154,100 2,976,000 33.18% Put
3 Timber Hill LLC 91,100 1,759,000 19.61% Put
4 GROUP ONE TRADING LLC 18,200 351,000 3.91% Put
5 SIMPLEX TRADING, LLC 181 20,000 0.22% Put

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.