InsidersTradesSigma
Track the CIENA CORP share price and the full directors' dealings record of the company, a publicly traded company based in United States. Shares are listed on the US market, under the authority of SEC (Form 4). Operating in the Technology sector, CIENA CORP has recorded 732 reports. Market capitalisation: €60.7bn. The latest transaction was disclosed on 18 August 2026 (Cession). Among the most active insiders: SMITH GARY B. All data is accessible without an account.
732
Insider Decl.
n/a
Thresholds
n/a
n/a
Buy Volume
€120m
370 ops.
Sell Volume
Analyst consensus: bullish or bearish?
Analysts rate CIENA CORP Buy (bullish), based on 19 analysts. Average price target: US$565.71.
58Σ signal
This score ranks the purchase within its own market. No market currently meets the historical allocation criteria, so signals remain watch-only. Not investment advice.
Fundamental score
Ranked 17,838 of 28,958 companies
44.9
score / 100
Value39
Quality50
FCF yld1.2%
Earn yld0.2%
EV/EBITDA·
ROE15%
Gross mgn42%
Net mgn2.6%
Debt/EBITDA4.2x
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Sigma AI Analysis
Fundamental view, insider signal, bull and bear case, synthesis.
AI analysis generation is paused.
Last declaration on 18 August 2026
Declarations732 total
2,952 shares@ US$447.7779Common StockSEC:0001032553-26-000035:0
2,500 shares@ US$438.10Common StockSEC:0001444157-26-000022:0
1,200 shares@ US$439.24Common StockSEC:0001998826-26-000016:0
4,995 shares@ US$430.7178Common StockSEC:0002080157-26-000010:0
2,952 shares@ US$379.81440.0020% mcap1.7% of flowCommon StockSEC:0001032553-26-000033:0
14,441 shares@ US$377.050.0099% mcap97.6% of flowCommon StockSEC:0002080157-26-000008:0
2,500 shares@ US$420.91370.0018% mcap6.3% of flowCommon StockSEC:0001444157-26-000020:0
391 shares@ US$449.150.0003% mcap5.0% of flowCommon StockSEC:0001998460-26-000009:0
391 shares@ US$449.150.0003% mcap5.0% of flowCommon StockSEC:0001998460-26-000009:1
2,952 shares@ US$421.10360.0021% mcap1.9% of flowCommon StockSEC:0001032553-26-000031:0
1,200 shares@ US$449.150.0009% mcap12.6% of flowCommon StockSEC:0001998826-26-000014:0
2,952 shares@ US$468.82520.0023% mcap4.7% of flowCommon StockSEC:0001032553-26-000029:0
2,629 shares@ US$466.200.0021% mcap11.3% of flowCommon StockSEC:0001699193-26-000006:0
2,013 shares@ US$466.200.0016% mcap50.2% of flowCommon StockSEC:0001963781-26-000010:0
126 shares@ US$466.200.0001% mcap100.0% of flowCommon StockSEC:0002080157-26-000006:0
1,586 sharesCommon StockSEC:0001963638-26-000009:0
126 sharesCommon StockSEC:0002080157-26-000004:0
180 sharesCommon StockSEC:0001963638-26-000007:4
198 sharesCommon StockSEC:0001963781-26-000008:4
2,985 sharesCommon StockSEC:0001032553-26-000027:0
3,102 sharesCommon StockSEC:0001032553-26-000027:1
1,743 sharesCommon StockSEC:0001032553-26-000027:2
937 sharesCommon StockSEC:0001032553-26-000027:3
6,517 sharesCommon StockSEC:0001123292-26-000929:0
679 sharesCommon StockSEC:0001444157-26-000018:0
25 of 732 declarations
About CIENA CORP
Ciena Corp. (NYSE: CIEN) is a U.S.-based technology company focused on high-capacity networking and telecommunications infrastructure. Headquartered in Hanover, Maryland, United States, Ciena designs and sells solutions used by telecom operators, cloud providers, hyperscale data centers, and selected government and enterprise customers. The company is widely positioned in optical networking, automation software, and related services, giving it direct exposure to the long-term growth in global bandwidth demand driven by AI workloads, video traffic, and distributed digital infrastructure. Founded in 1992, Ciena built its reputation in optical transport and has gradually expanded from a hardware-centered model into a broader networking platform. Today, its portfolio combines optical systems, interconnects, network automation software, and professional services. That evolution matters from an equity perspective because it broadens the revenue base and supports a richer mix of software and services alongside core equipment sales. Ciena’s main business lines center on high-speed optical networking, routing and switching capabilities, software-defined automation, and implementation/support services. Its core technologies include coherent optics, long-haul transport, and submarine networking solutions. Recent company communications also highlight innovations aimed at AI-era networking, including higher-capacity, higher-density optical solutions for hyperscale environments and data centers. This is strategically important because AI infrastructure requires denser, faster, and more power-efficient connectivity across and between facilities. Competitively, Ciena is one of the better-known global players in optical networking, competing with other large international equipment vendors. Its edge comes from a deep technology stack, sustained R&D investment, and long-standing relationships with carriers and large network buyers. The company consistently emphasizes its ability to deliver high-speed connectivity and manage increasingly complex network architectures. Ciena has a global commercial footprint spanning North America, Europe, Asia-Pacific, and international submarine and long-haul cable routes. Recent announcements have included technology deployments for undersea connectivity, AI networking initiatives, and new optical innovations showcased at major industry events. In its March 2026 fiscal first-quarter results, Ciena reported strong year-over-year growth and raised its full-year revenue outlook, suggesting improving demand conditions and strong execution. For French-speaking investors, Ciena is therefore a U.S.-listed name on the NYSE with clear exposure to structural digital infrastructure growth, especially as AI continues to reshape networking investment cycles.
