Upstream Bio, Inc. (UPB) Market Cap

Market Cap

$1.48B$29.11M-1.92%

Summary

Current Value
As of today, UPB market cap is $1B, down -1.92% in the most recent trading session on
Category
Based on its current market cap, UPB falls into the small-cap category
Historical Performance
UPB market cap is up +1.44% year-to-date, and up +71.08% over the past 365 days
All-Time High Comparison
UPB market cap is currently -9.50% below its historical high of $2B set on
3-Year Low Comparison
UPB market cap is +355.98% above its 3-year low of $326M reached on
Sector Comparison
UPB market cap is higher than 75.02% of companies in Healthcare sector

Market Cap Chart

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Performance

UPB Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
Market Cap$1B-1.9%-4.9%+45.6%+1.4%+71.1%
Price$27.54-1.9%-4.9%+45.6%+1.4%+70.1%
Shares Outstanding53.91M+0.2%+0.6%
PE Ratio-
TTM Revenue$2.80M+2.8%+2.8%+26.8%+350.7%+350.7%
TTM EPS-$2.28-11.4%-11.4%-56.6%-1227.1%-1227.1%
Enterprise Value$1.11B-2.5%-6.5%+71.6%+1.9%+179.0%
-
TTM Net Income-$122.23M-17.0%-17.0%-128.9%-3840.2%-3840.2%

Market Cap Highs

UPB Market Cap Highs Comparison
PeriodHighDateCurrent
1M$2B-9.5%
3M$2B-9.5%
6M$2B-9.5%
1Y$2B-9.5%
3Y$2B-9.5%
5Y$2B-9.5%
All$2B-9.5%

Market Cap Lows

UPB Market Cap Lows Comparison
PeriodLowDateCurrent
1M$1B+6.5%
3M$1B+45.6%
6M$572M+159.4%
1Y$326M+356.0%
3Y$326M+356.0%
5Y$326M+356.0%
All$326M+356.0%

Market Cap History

DateValueChange
$1B+1.4%
$1B+66.1%
DateValueChange
$881M-

FAQ

  • What is the current market cap of UPB?

    As of today, UPB market cap is $1B

  • What market cap category does UPB fall into?

    Based on its current market cap, UPB falls into the small-cap category

  • What is UPB market cap today change?

    UPB market cap is down -1.92% today

  • What is 1-year change in UPB market cap?

    UPB market cap is up +71.08% year-over-year

  • How far is UPB market cap from its all-time high?

    UPB market cap is currently -9.50% below its historical high of $2B set on December 22, 2025

  • How does UPB market cap rank versus sector peers?

    UPB market cap is higher than 75.02% of companies in Healthcare sector

Market Cap Formula

Market Cap = Price ×

Data Sources & References

  1. UPB Official Website upstreambio.com
  2. Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/2022626/000119312525265713/0001193125-25-265713-index.htm
  3. Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/2022626/000095017025037621/0000950170-25-037621-index.htm
  4. UPB Profile on Yahoo Finance finance.yahoo.com/quote/UPB
  5. UPB Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/upb