What is CIEN's five-year median P/S?

The median, or middle weekly reading, is 2.3× over the last five years. Available history contains 533 weekly observations from Aug 8, 2016 to Oct 19, 2026.

Does a low historical rank mean a stock is a buy?

No. The rank describes a stock’s own history. Changes in growth, financial risk and the business can change the multiple investors pay. P/E uses earnings and P/S uses revenue from the previous twelve months.

Ciena (CIEN) P/S ratio history

Above its usual range

As of Oct 22, 2026

CIEN's P/S of 8.8x is higher than 88% of its available weekly readings from the last five years.

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P/S at year-end

Last weekly reading of each completed year. Rank runs from lowest (0%) to highest (100%) within the five years available on that date.

CIEN year-end valuation history
Reading date	P/S	5-year rank
Dec 29, 2025	7.5×	100%
Dec 30, 2024	3.0×	96%
Dec 25, 2023	1.5×	2%
Dec 26, 2022	2.1×	61%
Dec 27, 2021	3.3×	99%
Dec 28, 2020	2.5×	93%
Dec 30, 2019	2.0×	92%
Dec 31, 2018	1.6×	86%
Dec 25, 2017	1.3×	22%
Dec 26, 2016	1.4×	Short history

Peers on the same measure

Stock	P/S	5-year rank
ANETArista Networks	22.3×	88%
AAPLApple	10.8×	99%
ACNAccenture	2.0×	14%
ADBEAdobe	3.9×	5%

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About this history

What is CIEN's current P/S?: CIEN's P/S of 8.8x is higher than 88% of its available weekly readings from the last five years.
What is CIEN's five-year median P/S?: The median, or middle weekly reading, is 2.3× over the last five years. Available history contains 533 weekly observations from Aug 8, 2016 to Oct 19, 2026.
Does a low historical rank mean a stock is a buy?: No. The rank describes a stock’s own history. Changes in growth, financial risk and the business can change the multiple investors pay. P/E uses earnings and P/S uses revenue from the previous twelve months.