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

3.400 +0.050 (+1.49%)
Delayed Quote Updated: 1:58 PM EST, Nov 3, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 463,050
Open 3.360
Bid (Size) 3.390 (300)
Ask (Size) 3.410 (1,000)
Prev. Close 3.350
Today's Range 3.325 - 3.525
52wk Range 2.680 - 33.68
Shares Outstanding N/A
Dividend Yield N/A

Performance

52-Week Range 89.9% below 52-week high
3.400
2.6852W Low 33.6852W High
1 Week 1.7% below 1-week high
2.681W Low 3.461W High

Upstream Bio, Inc. - Common Stock (UPB) traded between $2.68 and $33.68 over the past 52 weeks and last traded at $3.40, 89.9% below its 52-week high. Over the past week it ranged between $2.68 and $3.46.

Past 12 Months
+21.9%
-29.9%
-47.0%
-63.5%
-87.4%
-86.4%
1W +$0.61
1M -$1.45
3M -$3.02
6M -$5.91
YTD -$23.67
1Y -$21.62

UPB was -86.4% over the past year, -63.5% over six months, -87.4% year to date, +21.9% in the last week.

12 Months vs Market
UPB
-86.4%
DIA
+9.4%
SPY
+10.7%
QQQ
+8.7%
IWM
+14.5%

Over the past 12 months UPB returned -86.4% versus DIA (Dow) +9.4%, SPY (S&P 500) +10.7%, QQQ (Nasdaq 100) +8.7% and IWM (Russell 2000) +14.5%.

Volume & Liquidity 0.54× 3-mo avg
Today 463,050 3-mo avg 857.7K
1W
1.1M
1M
1.3M
3M
857.7K
6M
719.8K
YTD
879.2K
1Y
821.2K

UPB most recently traded 463,050 shares against a 3-month average daily volume of 857.7K.

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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 3.400
When was Upstream Bio, Inc. - Common Stock last traded?
The last trade of Upstream Bio, Inc. - Common Stock was at 11/03/26 01:58 PM ET
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