PB Ratio: 20.86

Basis: Latest stored market observation. Source: stored company filings and market data; unavailable inputs remain N/A.

Is the P/B ratio high or low?

The P/B ratio of 20.86 is 273% above its 5-year average of 5.59, around the middle of its 5-year range (2.07–32.74).

29.74% above its 12-month average of 16.08.

CIEN PB Ratio Metrics

P/B vs. its own history

At 20.86, P/B is above its 20-year median — higher than 91% of readings in its 20-year history.

Book Value Analysis

PB Ratio Formula & Definition

PB Ratio = Market Cap / Total Shareholders' Equity

The price-to-book ratio compares market capitalization to book value (shareholders' equity). Lower values can indicate a cheaper valuation relative to net assets.

Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute

PB Ratio FAQ

What is the P/B ratio for Ciena Corporation (CIEN)?

The P/B ratio for CIEN stock is 20.86.

Is Ciena Corporation's P/B ratio high or low?

The P/B ratio of 20.86 is 273% above its 5-year average of 5.59, around the middle of its 5-year range (2.07–32.74).

What is the TTM average P/B ratio for Ciena Corporation (CIEN)?

The TTM average P/B ratio for CIEN stock is 16.08.

What is the 3Y average P/B ratio for Ciena Corporation (CIEN)?

The 3Y average P/B ratio for CIEN stock is 5.31.

What is the 5Y average P/B ratio for Ciena Corporation (CIEN)?

The 5Y average P/B ratio for CIEN stock is 3.01.

What is the 10Y average P/B ratio for Ciena Corporation (CIEN)?

The 10Y average P/B ratio for CIEN stock is 3.21.

What is the 15Y average P/B ratio for Ciena Corporation (CIEN)?

The 15Y average P/B ratio for CIEN stock is 3.28.

What is the 20Y average P/B ratio for Ciena Corporation (CIEN)?

The 20Y average P/B ratio for CIEN stock is 3.22.

Showing the most recent 260 of 4,214 data points. The chart above shows the full history.

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