Upstream Bio, Inc. - Common Stock (NQ:UPB)

2.800 UNCHANGED
Delayed Quote Updated: 4:00 PM EDT, Oct 19, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 0
Open 2.800
Bid (Size) 2.750 (2,000)
Ask (Size) 3.740 (200)
Prev. Close 2.800
Today's Range 2.800 - 2.800
52wk Range 2.740 - 33.68
Shares Outstanding N/A
Dividend Yield N/A

Performance

52-Week Range 91.7% below 52-week high
2.800
2.7452W Low 33.6852W High
1 Week 32.6% below 1-week high
2.741W Low 4.161W High

Upstream Bio, Inc. - Common Stock (UPB) traded between $2.74 and $33.68 over the past 52 weeks and last traded at $2.80, 91.7% below its 52-week high. Over the past week it ranged between $2.74 and $4.16.

Past 12 Months
-21.1%
-47.8%
-59.9%
-72.0%
-89.7%
-87.9%
1W -$0.75
1M -$2.57
3M -$4.18
6M -$7.19
YTD -$24.27
1Y -$20.25

UPB was -87.9% over the past year, -72.0% over six months, -89.7% year to date, -21.1% in the last week.

12 Months vs Market
UPB
-87.9%
DIA
+11.1%
SPY
+14.2%
QQQ
+17.5%
IWM
+9.3%

Over the past 12 months UPB returned -87.9% versus DIA (Dow) +11.1%, SPY (S&P 500) +14.2%, QQQ (Nasdaq 100) +17.5% and IWM (Russell 2000) +9.3%.

Volume & Liquidity
1W
1.5M
1M
1.0M
3M
747.5K
6M
663.4K
YTD
862.4K
1Y
787.8K

UPB's 3-month average daily volume is 747.5K.

More News

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Frequently Asked Questions

Is Upstream Bio, Inc. - Common Stock publicly traded?
Yes, Upstream Bio, Inc. - Common Stock is publicly traded.
What exchange does Upstream Bio, Inc. - Common Stock trade on?
Upstream Bio, Inc. - Common Stock trades on the Nasdaq Stock Market
What is the ticker symbol for Upstream Bio, Inc. - Common Stock?
The ticker symbol for Upstream Bio, Inc. - Common Stock is UPB on the Nasdaq Stock Market
What is the current price of Upstream Bio, Inc. - Common Stock?
The current price of Upstream Bio, Inc. - Common Stock is 2.800
When was Upstream Bio, Inc. - Common Stock last traded?
The last trade of Upstream Bio, Inc. - Common Stock was at 10/19/26 04:00 PM ET
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