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ADAGE CAPITAL PARTNERS GP, L.L.C.

Position in CIEN — Ciena Corp

CIK 1165408 Boston, MA

Position in CIEN

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$61,810,560
+$16,698,234 QoQ
Shares Held
126,000
+8.4% QoQ
Ownership
0.089%
of shares outstanding
% of Portfolio
0.09%
of 13F equity value
Holder Rank
#101
of 1,218 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CIEN Over Time

Shares Held

Position Value (USD)

Position in Communication Equipment

Technology · as of Jun 30, 2026

ADAGE CAPITAL PARTNERS GP, L.L.C. holds $646,723,123 across 7 Communication Equipment names. CIEN ranks #2 (9.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 CIEN
Ciena Corp
This page
126,000 $61,810,560

All Filings in CIEN

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2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $61,810,560 126,000
2026-03-31 $45,112,326 116,200