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TWO SIGMA SECURITIES, LLC

Broker-Dealer

Position in CIEN — Ciena Corp

CIK 1450144 NEW YORK, NY

Position in CIEN

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$489,946
-$199,035 QoQ
Shares Held
1,262
-57.2% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.09%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
18 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CIEN Over Time

Shares Held

Position Value (USD)

Derivatives in CIEN

reported options exposure · as of Sep 30, 2024
CallValue
$412,653
CallShares
6,700
PutValue
$505,038
PutShares
8,200

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Communication Equipment

Technology · as of Mar 31, 2026

TWO SIGMA SECURITIES, LLC holds $3,971,792 across 8 Communication Equipment names. CIEN ranks #4 (12.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 CIEN
Ciena Corp
This page
1,262 $489,946

All Filings in CIEN

Export CSV
30 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $489,946 1,262
2025-12-31 $688,981 2,946
2025-03-31 $717,304 11,870
2024-09-30 $412,653 6,700
2024-09-30 $505,038 8,200
2024-06-30 $389,246 8,079
2024-06-30 $380,622 7,900
2024-06-30 $462,528 9,600
2024-03-31 $288,639 5,837
2024-03-31 $944,495 19,100
2024-03-31 $870,320 17,600
2023-12-31 $378,084 8,400
2023-12-31 $720,160 16,000
2023-09-30 $425,340 9,000
2023-09-30 $1,324,556 28,027
2023-09-30 $1,105,884 23,400
2023-06-30 $446,145 10,500
2023-06-30 $294,328 6,927
2023-03-31 $1,591,356 30,300
2023-03-31 $2,699,528 51,400
2022-12-31 $341,566 6,700
2022-12-31 $453,722 8,900
2022-09-30 $388,128 9,600
2022-09-30 $278,967 6,900
2021-12-31 $275,398 3,578
2021-06-30 $375,474 6,600
2021-03-31 $254,612 4,653
2020-09-30 $245,800 6,193
2020-06-30 $265,384 4,900
2020-03-31 $338,385 8,500