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iBio market cap IBIO

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

Today, Oct 23, 2026
$46.2M
Highest close in our data
$651M
Jul 2020

iBio is worth $46.2M at the close on Oct 23, 2026, at $0.72 a share.

That is up 94% over the last year and down 73% over five years.

Its highest close in our data was $651M in Jul 2020.

Market cap over time

Open the interactive chart, with overlays and comparisons

Year by year

YearEnd of yearLowHighChange
2026 so far$46.2M$45.4M$97.4M+9%
2025$42.5M$8.8M$57.6M+90%
2024$22.4M$1.5M$26.9M+1065%
2023$1.9M$1.8M$26M−51%
2022$4M$3.5M$113.3M−97%
2021$119.9M$119.9M$440.7M−37%
2020$191.2M$7.3M$651M+2504%
2019$7.3M$3.5M$18.7M−43%
2018$12.9M$7.5M$31.1M−23%
2017$16.7M$13.9M$46.3M−53%
2016$35.6M$34.8M$65.9M−18%
2015$43.3M$31.6M$79.2M−10%
2014$48.2M$22.6M$216.5M+102%
2013$23.8M$16.4M$37.7M−24%
2012$31.5M$25.3M$86M+17%
2011$26.9M$25.3M$52.8Mn/a

Against its peers

Companies in Drug Manufacturers - General nearest iBio's size, closest first, today.

CompanyMarket cap
IBIOiBio$46.2M
ATNMActinium Pharmaceuticals$47.8M
SPROSpero Therapeutics$64.6M
LFVNLifevantage$73.4M
NATRNatures Sunshine Products$213.8M
Peer median$69M

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 iBio

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