Upstream Bio, Inc. (UPB) stock Price

Regular Market

$27.54$0.54-1.92%
| session closed

Full Day

$28.70$0.06+0.21%
| after-hours session closed

Summary

Current Value
As of today, UPB price is $27.54, down -1.92% in the most recent trading session on
Historical Performance
UPB price is up +1.44% year-to-date, and up +70.11% over the past 365 days
All-Time High Comparison
UPB price is currently -16.55% below its historical high of $33.00 set on
3-Year Low Comparison
UPB price is +435.80% above its 3-year low of $5.14 reached on
Target Comparison
UPB price target is $43.00, +56.14% higher than its current market price
Upcoming Split
UPB next stock split has not yet been announced

Price Chart

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Performance

UPB Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
Price$27.54-1.9%-4.9%+45.6%+1.4%+70.1%
S&P 5006,920.15-0.0%+1.1%+2.5%+1.1%+16.9%+77.7%+80.9%
NASDAQ23,470.19-0.5%-0.3%+1.9%+1.0%+20.5%+122.1%+77.8%
Dow Jones49,271.44+0.6%+3.2%+5.7%+2.5%+15.6%+46.5%+58.4%
XLV$158.12-1.0%+4.4%+9.4%+2.1%+12.6%+16.6%+34.7%
200-Day SMA$16.65+0.6%+14.3%+39.0%+2.9%-23.9%
50-Day SMA$26.74+0.3%+14.2%+53.1%+1.8%+25.3%
Market Cap$1B-1.9%-4.9%+45.6%+1.4%+71.1%
PE Ratio-
-

Price Highs

UPB Price Highs Comparison
PeriodHighDateCurrent
1M$30.89-10.8%
3M$33.00-16.6%
6M$33.00-16.6%
1Y$33.00-16.6%
3Y$33.00-16.6%
5Y$33.00-16.6%
All$33.00-16.6%

Price Lows

UPB Price Lows Comparison
PeriodLowDateCurrent
1M$25.00+10.2%
3M$18.61+48.0%
6M$10.54+161.3%
1Y$5.14+435.8%
3Y$5.14+435.8%
5Y$5.14+435.8%
All$5.14+435.8%

Price History

DateValueChange
$27.54+1.4%
$27.15+65.1%
DateValueChange
$16.44-

FAQ

  • What is the current price of UPB?

    As of today, UPB price is $27.54

  • What is UPB price today change?

    UPB price is down -1.92% today

  • What is year-to-date change in UPB price?

    UPB price is up +1.44% year-to-date

  • What is 1-year change in UPB price?

    UPB price is up +70.11% year-over-year

  • What is 3-year change in UPB price?

    UPB price 3-year change is unknown

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

    UPB price is currently -16.55% below its historical high of $33.00 set on November 26, 2025

  • When was UPB last stock split?

    UPB never had stock splits

  • When is UPB next stock split?

    UPB next stock split has not yet been announced

  • What is the analyst average price target for UPB?

    Analysts set an average price target of $27.54 for UPB

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