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

3.360 +0.010 (+0.30%)
Delayed Quote Updated: 3:24 PM EST, Nov 3, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 560,638
Open 3.360
Bid (Size) 3.350 (1,100)
Ask (Size) 3.370 (1,100)
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 90.0% below 52-week high
3.360
2.6852W Low 33.6852W High
1 Week 2.9% 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 $3.36, 90.0% below its 52-week high. Over the past week it ranged between $2.68 and $3.46.

Past 12 Months
+20.4%
-30.7%
-47.7%
-63.9%
-87.6%
-86.6%
1W +$0.57
1M -$1.49
3M -$3.06
6M -$5.95
YTD -$23.71
1Y -$21.66

UPB was -86.6% over the past year, -63.9% over six months, -87.6% year to date, +20.4% in the last week.

12 Months vs Market
UPB
-86.6%
DIA
+9.2%
SPY
+10.4%
QQQ
+8.4%
IWM
+14.1%

Over the past 12 months UPB returned -86.6% versus DIA (Dow) +9.2%, SPY (S&P 500) +10.4%, QQQ (Nasdaq 100) +8.4% and IWM (Russell 2000) +14.1%.

Volume & Liquidity 0.65× 3-mo avg
Today 560,638 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 560,638 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 3.360
When was Upstream Bio, Inc. - Common Stock last traded?
The last trade of Upstream Bio, Inc. - Common Stock was at 11/03/26 03:24 PM ET
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