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

3.410 +0.030 (+0.89%)
Delayed Quote Updated: 9:43 AM EST, Nov 11, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 9,236
Open 3.380
Bid (Size) 3.370 (500)
Ask (Size) 3.450 (100)
Prev. Close 3.380
Today's Range 3.350 - 3.450
52wk Range 2.680 - 33.68
Shares Outstanding N/A
Dividend Yield N/A

Performance

52-Week Range 89.9% below 52-week high
3.410
2.6852W Low 33.6852W High
1 Week 11.3% below 1-week high
3.001W Low 3.841W High

Upstream Bio, Inc. - Common Stock (UPB) traded between $2.68 and $33.68 over the past 52 weeks and last traded at $3.41, 89.9% below its 52-week high. Over the past week it ranged between $3.00 and $3.84.

Past 12 Months
-7.8%
-18.2%
-51.9%
-61.9%
-87.4%
-85.5%
1W -$0.29
1M -$0.76
3M -$3.68
6M -$5.54
YTD -$23.66
1Y -$20.09

UPB was -85.5% over the past year, -61.9% over six months, -87.4% year to date, -7.8% in the last week.

12 Months vs Market
UPB
-85.5%
DIA
+10.1%
SPY
+11.0%
QQQ
+10.1%
IWM
+15.6%

Over the past 12 months UPB returned -85.5% versus DIA (Dow) +10.1%, SPY (S&P 500) +11.0%, QQQ (Nasdaq 100) +10.1% and IWM (Russell 2000) +15.6%.

Volume & Liquidity 0.01× 3-mo avg
Today 9,236 3-mo avg 898.0K
1W
1.3M
1M
1.3M
3M
898.0K
6M
761.3K
YTD
889.9K
1Y
842.3K

UPB most recently traded 9,236 shares against a 3-month average daily volume of 898.0K.

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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 3.410
When was Upstream Bio, Inc. - Common Stock last traded?
The last trade of Upstream Bio, Inc. - Common Stock was at 11/11/26 09:43 AM ET
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