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Sigma Planning Corp

Position in CIEN — Ciena Corp

CIK 1449126 ANN ARBOR, MI

Position in CIEN

as of Jun 30, 2026 · filed Aug 7, 2026
Position Value
$677,953
+$272,253 QoQ
Shares Held
1,382
+32.2% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#705
of 1,218 holders
Holding Since
Jun 2020
7 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in CIEN Over Time

Shares Held

Position Value (USD)

Position in Communication Equipment

Technology · as of Jun 30, 2026

Sigma Planning Corp holds $9,569,361 across 9 Communication Equipment names. CIEN ranks #3 (7.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 CIEN
Ciena Corp
This page
1,382 $677,953

All Filings in CIEN

Export CSV
7 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $677,953 1,382
2026-03-31 $405,700 1,045
2025-12-31 $323,909 1,385
2025-09-30 $207,434 1,424
2025-06-30 $206,496 2,539
2021-12-31 $243,456 3,163
2020-06-30 $299,558 5,531