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NASDAQ: UPB

How to Buy Upstream Bio Stock

Upstream Bio Inc

Upstream Bio, Inc. , a clinical-stage biotechnology company, develops treatments for inflammatory diseases that focuses on severe respiratory disorders.

Upstream Bio stock last closed at $11.36, down 1.73% from the previous day, and has decreased N/A in one year. It has underperformed other stocks in the Biotechnology industry by N/A percentage points. Upstream Bio stock is currently +121.01% from its 52-week low of $5.14, and -61.44% from its 52-week high of $29.46.

As of Jun 13, 2025, there are 53.79M shares of UPB outstanding. The market capitalization of UPB is $611.10M. In the last 24 hours, 222,000 UPB shares were traded.

How to Buy Upstream Bio Stock

Wondering how to invest in Upstream Bio stock? Here's how.

  1. Figure out where to buy Upstream Bio stock: You need to pick a stock brokerage, but don't worry - we've analyzed dozens of online stock brokerages and apps to help you figure out where to buy Upstream Bio stock.
  2. Open a brokerage account: Sign up for 0% fee trading with the highest-rated brokerage we've identified.
  3. Deposit funds into your investment account: Select your payment method and add your details.
  4. Research Upstream Bio stock: The Upstream Bio ticker symbol is UPB. Is Upstream Bio stock a good investment? Should you buy shares of UPB? How do UPB's underlying business fundamentals look? Do top analysts think Upstream Bio is a good buy? Why has UPB's stock price moved recently? (Hint: Our stock market analysis website can help you decide if UPB is a good stock to buy).
  5. Execute your UPB trade: Decide if you will purchase UPB shares at the current market price or use a limit order to buy UPB stock at a given price.
  6. Keep an eye on your investment in UPB: Create a watchlist to key updates about your investment in Upstream Bio stock.

Step 1: Figure out where to buy Upstream Bio stock

You need an online brokerage account to access the NASDAQ market and buy UPB shares.

A brokerage account is an investment account that enables you to buy and sell a variety of financial instruments, such as stocks, bonds, mutual funds, and ETFs.

Our recommended brokerage: eToro

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Step 2: Open a brokerage account

Now that you've chosen the best brokerage, you'll need to fill out some personal details so you are able to invest in UPB stock today.

How to Open a New Account on eToro

  1. Click here to get started.
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  2. Provide your personal info to start a new trading account.
  1. Send your info by clicking the "Create Account" button.
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    eToro is a multi-asset investment platform. The value of your investments may go up or down. Your capital is at risk.

Step 3: Deposit funds into your investment account

Now that you have finished signing up on the best stock market app, your next step is to transfer the money for your investment:

Watch this video walkthrough for more details transferring funds into your new investment account.

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eToro is a multi-asset investment platform. The value of your investments may go up or down. Your capital is at risk.

Step 4: Research Upstream Bio stock

After you have figured out the best place to buy Upstream Bio stock, it's very important to evaluate their stock before you buy, so you can wrap your head around the risk as well as the opportunity.

Upstream Bio stock quick numbers

UPB Price
$11.36
1w %
0.8%
1y %
N/A
5y %
N/A
P/E
N/A
P/B
1.37x
P/S
N/A
PEG
N/A
Revenue
N/A
Earnings
N/A
Fore. Rev. Growth
N/A
Fore. Earn. Growth
N/A
Market Cap
$611.10M
Next Earnings
N/A
Next Dividend
N/A

Upstream Bio Due Diligence Score

WallStreetZen was built to help everyday investors do more accurate fundamental analysis quickly.

You can see all of the due diligence checks on UPB's stock page.

Is UPB stock undervalued or overvalued?

You can use a variety of different financial metrics, analyses, models, and charts to gauge UPB's intrinsic value.

Using relative valuations measures:

  • UPB may be undervalued based on its P/B ratio of 1.37x, relative to Biotechnology industry P/B ratio of 4.66x

You can do additional valuation analysis on UPB's stock here.

UPB Financial Health

Passed Health Checks:

  • UPB has a low debt to equity ratio of 0.02.
  • There are more short-term assets than short-term liabilities on the UPB balance sheet.
  • There are more short-term assets than long-term liabilities on the UPB balance sheet.

You can dig deeper into what analysts are saying on the Upstream Bio stock forecast page.

UPB Technical Indicators

SMA10
11.19
SMA20
10.18
SMA50
9.01
SMA100
8.72
SMA200
N/A
MACD
0.75
MACD Signal
0.64
MACD Histogram
0.11
RSI
67.14
Stochastic %K
83.51
Stochastic %D
88.17
StochRSI %K
85.59
StochRSI %D
93.88

Are UPB executives and large shareholders buying or selling the stock?

In the past 12 months, insiders at UPB have bought more shares than they have sold.

Ai Upstream LLC, 10% Owner of UPB, was the latest UPB insider to buy. They bought $19,975,000.00 worth of UPB shares on Oct 15, 2024.

Research more about who owns UPB shares here.

Can I rely on UPB as an income stream?

No, Upstream Bio doesn't provide an income stream by paying out dividends.

UPB Social Trading Data

One of the reasons eToro is our favorite brokerage is because of its social trading community.

Click below to see what other traders have to say.

Step 5: Execute your UPB trade

There are two primary types of orders:

  • Market order: A market order is an order to buy or sell a security at the best possible price.
    Market orders are generally sufficient.
  • Limit order: A limit order enables you to buy or sell a stock at a specific price (or better).
    If you want to be sure you're buying or selling at a given dollar amount limit, place a limit order.

Press the Open button and eToro will place your order.

If you require more info about buying stocks on eToro, click the helpful video below:

Open eToro Account

Step 6: Keep an eye on your investment in UPB

Now that you own some UPB shares, you'll want to stay up-to-date on your stock purchase.

Create a watchlist to get notified of important updates regarding your UPB stock.

UPB Feed

How to Buy Stock in Upstream Bio

To reiterate, here are the 6 steps for buying Upstream Bio stock:

  1. Figure out where to buy Upstream Bio stock
  2. Open a brokerage account
  3. Deposit funds into your investment account
  4. Research Upstream Bio stock
  5. Execute your UPB trade
  6. Keep an eye on your investment in UPB

If you require a place to buy stocks, eToro is our favorite venue.

Get Started with eToro Today
eToro is a multi-asset investment platform. The value of your investments may go up or down. Your capital is at risk.

If you would like to get the latest scoop on your new investment in Upstream Bio, hit the button below to create your watchlist.

NASDAQ: UPB
$11.36-0.20 (-1.73%)
Updated Jun 13, 2025
Open eToro Account
Your capital is at risk.
NASDAQ: UPB
$11.36-0.20 (-1.73%)
Updated Jun 13, 2025
Open eToro Account
Your capital is at risk.

FAQ

How much does it cost to buy one Upstream Bio share?

As of Jun 13, 2025, it costs $11.36 to buy one share of Upstream Bio stock.

Remember, eToro's fractional share buying allows you to buy partial shares of stocks and ETFs. Even if you only have $5, you can buy 0.44 shares of UPB.

Get Started with eToro Today
eToro is a multi-asset investment platform. The value of your investments may go up or down. Your capital is at risk.

What is the best way to buy Upstream Bio stock?

One way to place an order for Upstream Bio stock is with a brokerage account.
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