As Ciena Stock Surges 5.4% in a Day, Arista Networks Stock’s Story Stands Out

CIEN: Ciena logo
CIEN
Ciena

Arista Networks (ANET) stock offers superior revenue growth across key periods, better profitability, and relatively lower valuation vs Ciena (CIEN) stock, suggesting you may be better off investing in ANET

  • ANET’s quarterly revenue growth was 30.4%, vs. CIEN’s 29.4%.
  • In addition, its Last 12 Months revenue growth came in at 26.0%, ahead of CIEN’s 13.0%.
  • ANET leads on profitability over both periods – LTM margin of 43.1% and 3-year average of 40.2%.

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CIEN provides hardware, software, and services for optimized transport, routing, switching, and management of video, data, and voice traffic on communication networks. ANET develops and sells global cloud networking solutions, offering technical support, hardware repair, parts replacement, bug fixes, patches, and upgrade services beyond standard warranties.

Valuation & Performance Overview

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CIEN ANET Preferred
Valuation
P/EBIT Ratio 89.1 57.6 ANET
Revenue Growth
Last Quarter 29.4% 30.4% ANET
Last 12 Months 13.0% 26.0% ANET
Last 3 Year Average 7.4% 32.1% ANET
Operating Margins
Last 12 Months 5.6% 43.1% ANET
Last 3 Year Average 6.7% 40.2% ANET
Momentum
Last 3 Year Return 293.3% 440.7% CIEN

Note: For “Last 3 Year Return” metric, preferred stock is one with higher returns unless the returns are too high (>300%) which creates risk of sell off.
See more revenue details: CIEN Revenue Comparison | ANET Revenue Comparison
See more margin details: CIEN Operating Income Comparison | ANET Operating Income Comparison

But do these numbers tell the full story? Read Buy or Sell ANET Stock to see if Arista Networks’s edge holds up under the hood or if Ciena still has cards to play (see Buy or Sell CIEN Stock).

Historical Market Performance

2020 2021 2022 2023 2024 2025 Total [1] Avg Best
Returns
CIEN Return 24% 46% -34% -12% 88% 88% 255%
ANET Return 43% 98% -16% 94% 88% 42% 1045% <===
S&P 500 Return 16% 27% -19% 24% 23% 15% 108%
Monthly Win Rates [3]
CIEN Win Rate 50% 67% 33% 42% 83% 78% 59%
ANET Win Rate 67% 75% 42% 67% 83% 78% 69% <===
S&P 500 Win Rate 58% 75% 42% 67% 75% 67% 64%
Max Drawdowns [4]
CIEN Max Drawdown -19% -8% -49% -21% -3% -37% -23%
ANET Max Drawdown -23% -8% -37% -10% -3% -42% -20%
S&P 500 Max Drawdown -31% -1% -25% -1% -2% -15% -12% <===

[1] Cumulative total returns since the beginning of 2020
[2] 2025 data is for the year up to 10/8/2025 (YTD)
[3] Win Rate = % of calendar months in which monthly returns were positive
[4] Max drawdown represents maximum peak-to-trough decline within a year

No matter how good the numbers, stock investment is never a smooth ride. There is a risk you must factor in. Read ANET Dip Buyer Analyses and CIEN Dip Buyer Analyses to see how these stocks have fallen and recovered in the past.