PB Ratio: 4.94

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 4.94 is 15% above its estimated 5-year average of 4.28, near the low end of its estimated 5-year range (1.07–25.12).

As of 2026-10-02T00:56:43.307Z. 8.44% above its estimated 12-month average of 4.56.

IONQ PB Ratio Metrics

P/B vs. estimated history

At 4.94, P/B is near its estimated 5-year median — higher than 61% of readings in its estimated 5-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 IonQ, Inc. (IONQ)?

The P/B ratio for IONQ stock is 4.94.

Is IonQ, Inc.'s P/B ratio high or low?

The P/B ratio of 4.94 is 15% above its estimated 5-year average of 4.28, near the low end of its estimated 5-year range (1.07–25.12).

What is the estimated TTM average P/B ratio for IonQ, Inc. (IONQ)?

The estimated TTM average P/B ratio for IONQ stock is 4.56.

What is the estimated 3Y average P/B ratio for IonQ, Inc. (IONQ)?

The estimated 3Y average P/B ratio for IONQ stock is 7.59.

What is the estimated 5Y average P/B ratio for IonQ, Inc. (IONQ)?

The estimated 5Y average P/B ratio for IONQ stock is 4.28.

Showing the most recent 260 of 1,132 data points. The chart above shows the full history.

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