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Schedule 13G filing
JPMORGAN CHASE & CO cut its Ciena Corp (CIEN) stake below 5%
JPMORGAN CHASE & CO reported owning 3.9% of Ciena Corp (CIEN) (5,616,378 shares) in a Schedule 13G filed Sep 3, 2026.
A 13G is a passive stake: the holder does not plan to push for changes.
More CIEN insider and Congress trades
From a public Schedule 13G, linked above. Not investment advice, and not a recommendation to buy or sell.