How To Invest In BillionToOne, Inc. Class A Stock - BLLN Share Price Today & News | Stash

Invest in BillionToOne, Inc. Class A on Stash

BillionToOne Inc is a United States-based precision diagnostics company. The Company provides Quantitative Counting Template (QCT) molecular counter platform, is the only technology platform that can count deoxyribonucleic acid (DNA) molecules to the single-count level and detect risk for common and severe genetic diseases.

To buy fractional shares of BillionToOne, Inc. Class A stock, you'll need to sign up for Stash and open a personal portfolio.

Stash allows you to purchase smaller pieces of investments, called fractional shares, rather than having to pay the full price for a whole share.

Sign up to invest in BLLN

Disclaimer

Any investment you’ve selected here, which may be available to Stash customers on the Stash platform, is intended to be used for informational purposes only, should not be relied upon as the sole basis for making any investment decision, and is not intended to be a recommendation or advice by Stash that is based on your investment time horizon and/or risk tolerance. This information should not be relied upon by the reader as research or investment advice regarding any issuer or security in particular. Investors who become Stash customers are offered investment advice and recommendations through various digital features such as Diversification Score Analysis based on what they tell us about their time horizon and risk tolerance. Investing Involves Risk.

Ticker: BLLN

BillionToOne, Inc. Class A

$130.31

+1.83% (1W)

Jul ’26 Jul ’26 $124 $127 $131

BLLN Performance Breakdown

• Share Price: $130.31
• Today's change: 1.66%
• Year to date change (YTD): 45.94%
• Dividend yield: 0.0
• Last dividend paid: N/A
• Last dividend pay date: N/A

About BLLN

BillionToOne Inc is a United States-based precision diagnostics company. The Company provides Quantitative Counting Template (QCT) molecular counter platform, is the only technology platform that can count deoxyribonucleic acid (DNA) molecules to the single-count level and detect risk for common and severe genetic diseases. The Company’s product UNITY, is a noninvasive prenatal screening that tests fetal cell-free DNA for cystic fibrosis (CF) and spinal muscular atrophy (SMA) through a single sample of the mother's blood.

How to buy BillionToOne, Inc. Class A stock on Stash

1. Enter the amount you'd like to invest in BillionToOne, Inc. Class A stock, then proceed to checkout.
   • Stash allows you to purchase smaller, more affordable pieces of investments (called fractional shares) rather than the whole share, which can be significantly more expensive.
   • BillionToOne, Inc. Class A’s share price is determined by its bid-ask spread, which is the difference between the price that buyers are willing to pay and the price that sellers are willing to accept. BillionToOne, Inc. Class A’s price can fluctuate throughout the course of each trading day—when you buy BillionToOne, Inc. Class A through Stash, we execute the market order during our next available trading window (we have two a day).
2. Set up your investment account in just a few minutes.
   • Stash offers one subscription plan: The Stash Plan.
   • The Stash Plan can help you reach different goals and offers a unique combination of financial accounts and features. This plan includes access to a personal brokerage account—also known as your personal investment account. You can use your Stash personal portfolio to purchase any of the available investments on our platform, as well as access our suite of automatic saving and investing tools.
3. Once you’ve finished your account, your BillionToOne, Inc. Class A shares will be added to your new portfolio.
   • Once your market order of BillionToOne, Inc. Class A stock is complete, you'll officially be a shareholder of BillionToOne, Inc. Class A!

Certain companies are volatile

Certain companies can be volatile, meaning the stock price fluctuates significantly. Don’t put all your eggs into one basket and remember to keep the Stash Way in mind when you invest.

BillionToOne, Inc. Class A stock news

3rd Party News Disclosure
This site provides links to other third-party internet sites, which are identified, indexed and compiled through an automated process with no advance review by Stash. By directing users to the below third-party websites, Stash is not suggesting any endorsement, relationship, affiliation with any such websites.