How many insider trades does FilingIQ track for CIEN?

FilingIQ tracks 3,535 Form 4 insider transactions for CIEN (CIENA CORP), covering filings from Jan 2, 2015 onwards. 74 of those were filed in the last 90 days.

Are CIEN insiders net buyers or net sellers?

Across the full Form 4 history for CIEN, 0 transactions (0%) were open-market purchases and 1,702 (48%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.

Where does CIEN insider data come from?

Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.

What sector is CIEN in?

CIENA CORP (CIEN) is classified in the Technology sector, specifically Communication Equipment, with a current market capitalisation of $63.34B.

CIEN insider trading

NYSE Technology

CIENA CORP — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.

Total Form 4 trades

3,535

Last 90 days

Buys / sells

0% / 48%

Market cap

$63.34B

About CIENA CORP

Ciena Corporation, a network technology company, provides hardware, software, and services for various network operators in the Americas, Europe, the Middle East, Africa, the Asia Pacific, Japan, and India. It operates through Networking Platforms, Platform Software and Services, Blue Planet Automation Software and Services, and Global Services segments. The Networking Platforms segment consists optical networking, routing, and switching products and services. This segment products include the 6500 Packet-Optical Platform, Waveserver modular interconnect system, the 6500 Reconfigurable Line System, and coherent pluggable transceivers; and the 3000 family of service delivery platforms and the 5000 family of service aggregation, as well as the 8100 Coherent Routing platforms and virtualization software. The Platform Software and Services segment offers navigator network control suite; and software subscription services, consulting, network migration and integration, installation and upgrade support services, and technical support solutions. The Blue Planet Automation Software and Services segment inventory management, orchestration, route optimization and analysis, and unified assurance and analytics software; and sells subscription, installation, support, consulting, and design services related to the Blue Planet automation platform. The Global Services segment provides services for advisory and enablement, implementation, and maintenance, support, and learning activities. Ciena Corporation was incorporated in 1992 and is headquartered in Hanover, Maryland.

Company website: www.ciena.com

CIEN insider activity at a glance

FilingIQ has scored 3,535 insider transactions for CIEN since Jan 2, 2015. The most recent filing in our index is dated May 1, 2026.

Across the full history, 0 open-market purchases and 1,702 open-market sales were filed under transaction codes P and S respectively. Compensatory share awards (code A) and option exercises (code M) are tracked separately and not counted here.

The average FilingIQ composite score on CIEN insider trades is 61.5/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

View live CIEN trades on FilingIQ Raw filings on SEC EDGAR

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13F funds holding CIEN

Analog Century Management LP

$104.55M · 5.6% of AUM

FORT PITT CAPITAL GROUP, LLC

$90.70M · 3.0% of AUM

DigitalBridge Group, Inc. (DBRG, DBRG-PH, DBRG-PI, DBRG-PJ)

$40.44M · 2.9% of AUM

Orange Investment Advisors, Inc.

$14.70M · 1.9% of AUM

Frequently asked

How many insider trades does FilingIQ track for CIEN?: FilingIQ tracks 3,535 Form 4 insider transactions for CIEN (CIENA CORP), covering filings from Jan 2, 2015 onwards. 74 of those were filed in the last 90 days.
Are CIEN insiders net buyers or net sellers?: Across the full Form 4 history for CIEN, 0 transactions (0%) were open-market purchases and 1,702 (48%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does CIEN insider data come from?: Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
What sector is CIEN in?: CIENA CORP (CIEN) is classified in the Technology sector, specifically Communication Equipment, with a current market capitalisation of $63.34B.

Methodology & sources

Every CIEN insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.