PB Ratio: 2.57

Basis: FMP quote market capitalization / matching reported stockholders equity. 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 2.57 is in line with its estimated 5-year average of 2.69, around the middle of its estimated 5-year range (2.19–3.24).

As of 2026-09-09T20:00:02.000Z. 10.35% below its estimated 12-month average of 2.87.

SO PB Ratio Metrics

P/B vs. estimated history

At 2.57, P/B is above its estimated 20-year median — higher than 85% of readings in its estimated 20-year history.

Historical values estimate market capitalization from statement-period weighted shares. Comparisons with the current quote-based value are approximate. Only filing versions delivered by FMP are available for the historical calculation.

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 The Southern Company (SO)?

The P/B ratio for SO stock is 2.57.

Is The Southern Company's P/B ratio high or low?

The P/B ratio of 2.57 is in line with its estimated 5-year average of 2.69, around the middle of its estimated 5-year range (2.19–3.24).

What is the estimated TTM average P/B ratio for The Southern Company (SO)?

The estimated TTM average P/B ratio for SO stock is 2.87.

What is the estimated 3Y average P/B ratio for The Southern Company (SO)?

The estimated 3Y average P/B ratio for SO stock is 2.80.

What is the estimated 5Y average P/B ratio for The Southern Company (SO)?

The estimated 5Y average P/B ratio for SO stock is 2.69.

What is the estimated 10Y average P/B ratio for The Southern Company (SO)?

The estimated 10Y average P/B ratio for SO stock is 2.39.

What is the estimated 15Y average P/B ratio for The Southern Company (SO)?

The estimated 15Y average P/B ratio for SO stock is 2.27.

What is the estimated 20Y average P/B ratio for The Southern Company (SO)?

The estimated 20Y average P/B ratio for SO stock is 2.20.

Showing the most recent 260 of 5,030 data points. The chart above shows the full history.

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