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

Institutional Holders (2016Q2)
Portfolio Summary: 4 Institutional holders with a total value of $2,662,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SIMPLEX TRADING, LLC 244 33,000 1.24% Put
2 GROUP ONE TRADING LLC 24,800 465,000 17.47% Put
3 Timber Hill LLC 37,100 696,000 26.15% Put
4 CITADEL ADVISORS LLC 78,300 1,468,000 55.15% 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.