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Equillium market cap EQ

Share price times shares outstanding: what the whole company sells for, since 2018.

Today, Oct 23, 2026
$78M
Highest close in our data
$337.8M
Nov 2018

Equillium is worth $78M at the close on Oct 23, 2026, at $1.23 a share.

That is down 7% over the last year and down 58% over five years.

Its highest close in our data was $337.8M in Nov 2018.

Market cap over time

Open the interactive chart, with overlays and comparisons

Year by year

YearEnd of yearLowHighChange
2026 so far$78M$69.4M$192.8M−15%
2025$91.3M$11.1M$113.7M+271%
2024$24.6M$21.5M$99M−3%
2023$25.4M$17.3M$39.8M−30%
2022$36.4M$30.6M$119.3M−67%
2021$110.8M$110.8M$259.6M−16%
2020$132.3M$41.2M$245.1M+89%
2019$70M$56.5M$208.9M−48%
2018$135.7M$134.7M$337.8Mn/a

Against its peers

Companies in Drug Manufacturers - General nearest Equillium's 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 Equillium

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