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PEAK6 LLC

Position in CIEN — Ciena Corp

CIK 1389958 AUSTIN, TX

Position in CIEN

as of Mar 31, 2026 · filed May 14, 2026
Position Value
$943,010
-$29,341,751 QoQ
Shares Held
2,429
-98.1% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2024
6 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in CIEN Over Time

Shares Held

Position Value (USD)

Derivatives in CIEN

reported options exposure · as of Mar 31, 2026
CallValue
$9,123,405
CallShares
23,500
PutValue
$465,876
PutShares
1,200

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

PEAK6 LLC holds $13,043,649 across 7 Communication Equipment names. CIEN ranks #4 (7.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 CIEN
Ciena Corp
This page
2,429 $943,010

All Filings in CIEN

Export CSV
15 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $465,876 1,200
2026-03-31 $943,010 2,429
2026-03-31 $9,123,405 23,500
2025-12-31 $30,284,761 129,494
2025-12-31 $36,694,203 156,900
2025-09-30 $56,505,393 387,900
2025-09-30 $3,000,802 20,600
2025-09-30 $342,907 2,354
2025-06-30 $13,525,666 166,306
2025-06-30 $609,975 7,500
2025-06-30 $3,180,003 39,100
2025-03-31 $10,424,175 172,500
2025-03-31 $8,442,071 139,700
2024-12-31 $47,892,207 564,700
2024-12-31 $16,079,976 189,600