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SES AI price to book ratio SES

Market value divided by the book value of the company's net assets, since 2021.

Today, Oct 23, 2026
1.4×
5-year median
1.9×
Against its 5-year history
30th
percentile: 0 is its lowest day, 100 its highest
5-year range
0.3× to 72.7×
Peer median
3.3×

SES AI's price to book ratio is 1.4× as of Oct 23, 2026.

That is below its 5-year median of 1.9×, lower than on 70% of days in the last 5 years.

Over that time it ranged from 0.3× in Nov 2024 to 72.7× in Nov 2021.

The median for 10 industrial machinery stocks of a similar size is 3.3×.

Price to book ratio over time

Open the interactive chart, with overlays and comparisons

Year by year

YearEnd of yearLowHigh
2026 so far1.4×0.9×3.8×
20253.2×0.6×4.5×
20242.8×0.3×2.8×
20231.8×1.3×3.2×
20222.8×2.8×6.6×
202172.7×67.9×72.7×

Against its peers

Companies in Industrial - Machinery nearest SES AI's size, closest first, today.

What the price to book ratio tells you

Market value divided by the accounting value of the company's net assets. Below 1 means the market values the business at less than what it owns on paper.

Book value misses brands, software and people, so asset-light companies always look expensive on it. Most useful for banks and industrials.

More on SES AI

Valuation data, not investment advice. Prices as of . Reported figures come from the company's filings with the SEC.