What Is a Startup?
A startup is a newly formed business built to expand rapidly. Unlike a small local shop that aims for steady income from a known market, a startup usually pursues an untested idea, product, or business model and aims to scale it into a much larger company. Many startups are technology companies, but the label applies to any young venture with high growth ambitions.
The word describes a stage and a purpose more than a legal category. A startup can be incorporated or organized in several ways. What distinguishes it is its intent to grow quickly and the uncertainty about whether its model will work.
How Startups Are Funded
Because startups often generate little or no profit in their early years, they rely heavily on outside money. Founders commonly begin with their own savings, then raise money from friends and family, angel investors, or early-stage funds. As the company matures, it may raise larger rounds from venture capital firms, which typically receive equity (ownership shares) in exchange for their money.
Each new round usually involves issuing more shares, which reduces the percentage owned by existing shareholders. This effect is known as dilution. Founders and early employees often receive stock options meant to reward them if the company succeeds.
Risks and Rewards for Investors
Startups carry high risk. Many do not survive, and shares in private startups are generally illiquid, meaning they cannot be easily sold. Investors may wait years without a return, and an early investment can lose its entire value.
The potential reward is also large. A successful startup may eventually reach a liquidity event, such as an acquisition by another company or an initial public offering (IPO), which allows shareholders to sell their stakes on a public market. Public investors usually gain access to a startup only after it goes public, which often happens long after it was founded.
Why It Matters
Startups are a major source of new products, jobs, and competition in the economy. For individual investors, understanding how startups differ from established public companies helps explain why private company valuations are harder to verify and why many startup investments are considered speculative. This distinction is a useful starting point for evaluating any early-stage company.
Updated October 22, 2026. For general education only; not financial, tax or legal advice.