Ticker League

Current

$65.25B

As of Jun 12, 2026

5-Year Average

$14.16B

All-Time High

$91.42B

Jun 2, 2026

All-Time Low

$461.26M

Feb 23, 2009

Market cap daily chart for Ciena (CIEN)

Jun 16, 2021 – Jun 12, 2026 · 1,254 trading days

Market Cap growth chart for Ciena (CIEN) from 1997 to 2026

Latest: +136.5%

Market Cap history table for Ciena (CIEN) from 1997 to 2026

  • 2026$65.25B+136.5%
  • 2025$27.59B+195.4%
  • 2024$9.34B+52.4%
  • 2023$6.13B-16.6%
  • 2022$7.34B-13.7%
  • 2021$8.51B+38.5%
  • 2020$6.14B+5.0%
  • 2019$5.85B+30.2%
  • 2018$4.49B+24.3%
  • 2017$3.61B+23.7%
  • 2016$2.92B+0.7%
  • 2015$2.90B+63.5%
  • 2014$1.77B-25.6%
  • 2013$2.38B+93.0%
  • 2012$1.23B-2.3%
  • 2011$1.26B-1.7%
  • 2010$1.29B+20.2%
  • 2009$1.07B+0.6%
  • 2008$1.06B-77.7%
  • 2007$4.77B+138.5%
  • 2006$2.00B+46.6%
  • 2005$1.36B+5.8%
  • 2004$1.29B-55.0%
  • 2003$2.86B+113.1%
  • 2002$1.34B-73.5%
  • 2001$5.07B-83.9%
  • 2000$31.51B+569.3%
  • 1999$4.71B+114.1%
  • 1998$2.20B-61.4%
  • 1997$5.70B

Market Cap values are taken from Ciena's reported income statements (share counts) and end-of-day prices (quarterly 10-Q and annual 10-K filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the filing date. YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.

About Market Cap at Ciena (CIEN)

According to Ciena's latest reported financial statements, the company's latest reported market cap is $78.32B. Market capitalization is the total dollar value of all outstanding shares — shares outstanding × stock price — and the standard measure of a company's equity value. On this page, historical market cap snaps filing-period share counts to closing prices on or before each statement date (not intraday tick data).

Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .

The 2026 reading of Ciena (CIEN) market cap is $65.25B – surged 136.5% year-over-year.

Through 2021–2026 (5 years), Ciena market cap delivered a +50.3% annualised rate; sustaining 3 straight years of year-over-year growth.

$65.25B stands as the all-time-high annual market cap, posted in 2026, against a low of $1.06B during 2008.

Ciena Market Cap by Year

Ciena Market Cap 2026: $65.25B

In 2026, Ciena reported market cap of $65.25B, surged 136.5% from 2025. This figure represents the highest annual value in the available history.

Ciena Market Cap 2025: $27.59B

Ciena market cap in 2025 was $27.59B, surged 195.4% from 2024.

Ciena Market Cap 2024: $9.34B

2024's market cap for Ciena came in at $9.34B, surged 52.4% from 2023.

Ciena Market Cap 2023: $6.13B

Ciena posted market cap of $6.13B in 2023, declined 16.6% below 2022.

Ciena Market Cap 2022: $7.34B

Ciena market cap in 2022 was $7.34B.

See more financial history for Ciena (CIEN).

Sector peers by Market Cap

Technology peers of Ciena (CIEN), ranked by their latest market cap

Frequently asked questions