Ciena stock at EUR 403.00, market value USD 63.8 billion

Published on 10/09/2026 at 20:09 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

Ciena stock was EUR 403.00 on October 9, 2026, up 5.83 percent versus the prior close. P/E was 100.84 and volume reached 2,151,219 shares.

Key points in brief

Ciena stock was EUR 403.00 at Lang & Schwarz on October 9, 2026, up 5.83 percent versus the prior close.
Ciena had a USD 63.8 billion market capitalization and a P/E ratio of 100.84.
Arista Networks and Cisco Systems posted same-day gains of 2.87 percent and 2.89 percent, respectively.

CIEN, US1717793095, Illustration mit AI erstellt.

Ciena stock was trading at EUR 403.00 at Lang & Schwarz on October 9, 2026 at 8:06 p.m. CEST in after-hours trading, up 5.83 percent versus the prior close. The company had a USD 63.8 billion market capitalization as of October 9, 2026.

Volume rises with the price

Trading volume reached 2,151,219 shares on October 9, 2026, compared with an average volume of 2,403,696 shares. The bid was EUR 402.60 and the ask EUR 403.40 at the Lang & Schwarz timestamp.

On the NYSE, Ciena last traded at USD 450.73 at 2:08 p.m. ET on October 9, 2026. The primary-market 52-week range was USD 153.27 to USD 637.51, putting the USD price 29.30 percent below the high.

Valuation remains elevated

Ciena's P/E ratio stood at 100.84 on October 9, 2026, while its trailing earnings per share were USD 6.01. The valuation figure is materially higher than the corresponding ratios for the two large networking peers used in the same-day comparison below.

MarketBeat reported on October 6, 2026 that analysts held a Moderate Buy consensus and an average target of USD 490.05 for Ciena. The same report listed 21 analyst ratings, including one Strong Buy, 15 Buy ratings and five Hold ratings.

Yahoo Finance reported on October 1, 2026 that Evercore ISI upgraded Ciena to Outperform and raised its target to USD 550 from USD 375. That target belongs to a separate research view and is not combined with the euro quotation.

Comparison with peers

Ciena (Lang & Schwarz, EUR): plus 5.83 percent, P/E 100.84, market capitalization USD 63.8 billion

Arista Networks (NYSE, USD): plus 2.87 percent, P/E 68.34, market capitalization USD 273.3 billion

Cisco Systems (NASDAQ, USD): plus 2.89 percent, P/E 35.49, market capitalization USD 465.9 billion

Price closes the market view

Ciena's euro quotation stood above both the bid and ask midpoint at the recorded after-hours timestamp, while the primary-market price remained below its 52-week high. The figures place Ciena's daily move ahead of the two comparison companies, but its P/E ratio was also higher than both peer ratios.

The further course of trading is shown by the continuously updated real-time quote of Ciena stock.