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SELLAS Life Sciences market cap SLS

Share price times shares outstanding: what the whole company sells for, since 2011.

Today, Oct 23, 2026
$2.3B
Highest close in our data
$3.1B
Aug 2026

SELLAS Life Sciences is worth $2.3B at the close on Oct 23, 2026, at $11.54 a share.

That is up 1012% over the last year and up 1589% over five years.

Its highest close in our data was $3.1B in Aug 2026.

Market cap over time

Open the interactive chart, with overlays and comparisons

Year by year

YearEnd of yearLowHighChange
2026 so far$2.3B$492.9M$3.1B+470%
2025$408.8M$67M$408.8M+493%
2024$69M$16.2M$92.9M+103%
2023$34M$26.5M$79.5M−30%
2022$48.6M$39.3M$112M−45%
2021$87.8M$56.4M$196.4M+60%
2020$55M$10.1M$79.2M+154%
2019$21.7M$2.8M$36.2M−25%
2018$28.9M$5.3M$39.4M+143%
2017$11.9M$6.4M$24.5M−44%
2016$21.1M$21.1M$403.7M−91%
2015$238M$180.5M$360.6M+28%
2014$185.8M$185.8M$736.7M−59%
2013$451.5M$116.3M$466.2M+345%
2012$101.4M$24.5M$149.8M+402%
2011$20.2M$16.8M$47Mn/a

Against its peers

Companies in Drug Manufacturers - General nearest SELLAS Life Sciences' size, closest first, today.

What the market cap tells you

Share price times shares outstanding: what the whole company sells for today.

Size, not quality. Large caps move slower and are covered more. That is all it tells you.

More on SELLAS Life Sciences

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