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LONE PINE CAPITAL LLC

Position in CIEN — Ciena Corp

CIK 1061165 GREENWICH, CT

Position in CIEN

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$314,280,726
+$21,970,273 QoQ
Shares Held
809,522
-59.7% QoQ
Ownership
0.572%
of shares outstanding
% of Portfolio
2.51%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2025
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CIEN Over Time

Shares Held

Position Value (USD)

All Filings in CIEN

Export CSV
2 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $314,280,726 809,522
2025-09-30 $292,310,453 2,006,662