How to Buy Quantumsphere Acquisition Stock

Quantumsphere Acquisition Corp

Cayman Islands–incorporated SPAC (“blank check” company) formed in 2024 to find and combine with a business (enterprise value between ~$180M–1B).

Quantumsphere Acquisition stock last closed at $10.06, up 0% from the previous day, and has decreased N/A in one year. It has underperformed other stocks in the Shell Companies industry by N/A percentage points. Quantumsphere Acquisition stock is currently +0.4% from its 52-week low of $10.02, and -0.4% from its 52-week high of $10.10.

There are currently 11.41M shares of QUMSU outstanding. The market cap of QUMSU is $114.75M. In the last 24 hours, 5000 QUMSU shares were traded.

How to Buy Quantumsphere Acquisition Stock

Wondering how to invest in Quantumsphere Acquisition stock? Here's how.

  1. Decide where to buy Quantumsphere Acquisition stock: You need to choose a stock brokerage, but don't worry - we've tried dozens of stock brokerages and apps to help you choose where to buy Quantumsphere Acquisition stock.
  2. Open a brokerage account: Sign up for 0% fee trading with the highest-rated brokerage we've selected.
  3. Deposit money your investment account: Select your method of payment and add your information.
  4. Analyze Quantumsphere Acquisition stock: The Quantumsphere Acquisition ticker symbol is QUMSU. Is Quantumsphere Acquisition stock a good investment? Should you buy shares of QUMSU? How do QUMSU's underlying business fundamentals look? Do top analysts think Quantumsphere Acquisition is a good buy? Why has QUMSU's stock price moved recently? (Hint: Our stock market research website can help you decide if QUMSU is a good stock to buy).
  5. Place your QUMSU buy order: Decide if you will purchase QUMSU shares at the current market price or use a limit order to purchase QUMSU shares at a specific price.
  6. Get notifications regarding your QUMSU position: Create a watchlist to get live updates on your investment in Quantumsphere Acquisition shares.

Step 1: Decide where to buy Quantumsphere Acquisition stock

You need an online brokerage account to access the NASDAQ market and buy QUMSU stock.

A brokerage account is an investment account that allows you to buy and sell a number of investments, including stocks, bonds, mutual funds, and ETFs.

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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 information so you can invest in QUMSU today.

How to Set Up a New Investment Account on eToro

  1. Click here to get started.
    eToro is a multi-asset investment platform. The value of your investments may go up or down. Your capital is at risk.
  2. Enter your personal details to create a new brokerage account.
  1. Send your info by hitting 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 money your investment account

Now that you have filled out your info on a good online stock trading app, your next step is to transfer the money for your investment:

Check out the video below if you need help depositing funds into your new brokerage account.

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.

Step 4: Analyze Quantumsphere Acquisition stock

After you have decided on the best place to buy Quantumsphere Acquisition stock, it's very important to evaluate their stock before you invest, so you actually comprehend the risk as well as the opportunity.

Quantumsphere Acquisition stock at a glance

QUMSU Price
$10.06
1w %
0%
1y %
N/A
5y %
N/A
P/E
N/A
P/B
-17,716.67x
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
$114.75M
Next Earnings
N/A
Next Dividend
N/A

QUMSU Due Diligence Checks

WallStreetZen was created to help average investors perform better fundamental analysis in minutes instead of hours.

You can view all of the due diligence checks on QUMSU's stock page.

Is QUMSU stock undervalued or overvalued?

Investors use a variety of different financial metrics, analyses, models, and charts to gauge QUMSU's fair value.

You can access additional valuation analysis on QUMSU's stock here.

QUMSU Financial Health Summary

Signs that QUMSU is financially healthy:

  • There are more short-term assets than long-term liabilities on the QUMSU balance sheet.

Signs that QUMSU is not financially healthy:

  • Total QUMSU debt is still negative.
  • QUMSU debt to equity ratio of -33.97 is negative.
  • There are more short-term liabilities than short-term assets on the QUMSU balance sheet.

QUMSU Trading Indicators

SMA10
10.05
SMA20
10.04
SMA50
N/A
SMA100
N/A
SMA200
N/A
MACD
N/A
MACD Signal
N/A
MACD Histogram
N/A
RSI
63.46
Stochastic %K
65.56
Stochastic %D
62.96
StochRSI %K
50.76
StochRSI %D
47.54

What are QUMSU executives and large shareholders up to?

In the last 12 months, executives and large shareholders at QUMSU have not bought or sold any shares.

Learn more about who owns QUMSU stock here.

Does QUMSU provide a stable income stream?

No, Quantumsphere Acquisition doesn't provide an income stream by paying out dividends.

Get analysis from other traders

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

Click below to find out what other community members have to say.

Step 5: Place your QUMSU buy order

There are two main types of orders:

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

Click the Open button and eToro will place your order.

If you require more help with buying stocks on eToro, click the how to video below:

Open eToro Account

Step 6: Get notifications regarding your QUMSU position

Now that you own some QUMSU stock, you'll want to stay up-to-date on your new company.

Make a watchlist to get the latest updates about your QUMSU stock.

QUMSU Feed

How to Buy Stock in Quantumsphere Acquisition

To reiterate, here are the 6 steps you need to take to buy Quantumsphere Acquisition stock right now:

  1. Decide where to buy Quantumsphere Acquisition stock
  2. Open a brokerage account
  3. Deposit money your investment account
  4. Analyze Quantumsphere Acquisition stock
  5. Place your QUMSU buy order
  6. Get notifications regarding your QUMSU position

If you are looking for a brokerage account, 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 track your new investment in Quantumsphere Acquisition, create a watchlist today.

NASDAQ: QUMSU
$10.06+0.00 (+0%)
Updated Sep 23, 2025
Open eToro Account
Your capital is at risk.
NASDAQ: QUMSU
$10.06+0.00 (+0%)
Updated Sep 23, 2025
Open eToro Account
Your capital is at risk.

FAQ

How much does it cost to buy one Quantumsphere Acquisition share?

As of Sep 23, 2025, it costs $10.06 to buy one share of Quantumsphere Acquisition 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 0.497 shares of QUMSU.

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 Quantumsphere Acquisition stock?

One way to place an order for Quantumsphere Acquisition stock is with a brokerage account.
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.