CIEN

Ciena Corp

A maker of the fiber-optic gear that carries the world's internet traffic, Ciena builds optical networking, routing, and switching systems used by telecom carriers, cloud providers, and enterprises. Its products include the 6500 Packet-Optical Platform, Waveserver, and Blue Planet automation software. Founded in 1992 by engineer David Huber as HydraLite, the company was renamed Ciena in 1994 when its first CEO, Patrick Nettles, coined the new name. It introduced the MultiWave 1600, the world's first commercially available 16-channel DWDM platform, which helped jumpstart the modern fiber-optic era.

Recent Activity

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2026Q2

3 sells

Bridgewater Associates LPTRIM

-42.8K shares(-29.8%)

Bridgewater Associates LPTRIM

-42.8K shares(-29.8%)

First Eagle Investment ManagementTRIM

-600 shares(-23.1%)

First Eagle Investment ManagementTRIM

-600 shares(-23.1%)

Lone Pine CapitalEXIT

-809.5K shares

Lone Pine CapitalEXIT

-809.5K shares

2026Q1

1 buy3 sells

Bridgewater Associates LPTRIM

-68.8K shares(-32.4%)

Bridgewater Associates LPTRIM

-68.8K shares(-32.4%)

First Eagle Investment ManagementTRIM

-38.3K shares(-93.6%)

First Eagle Investment ManagementTRIM

-38.3K shares(-93.6%)

Lone Pine CapitalNEW

+809.5K shares

Lone Pine CapitalNEW

+809.5K shares

Mairs & PowerTRIM

-200 shares(-6.7%)

Mairs & PowerTRIM

-200 shares(-6.7%)

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