What Are Fractional Shares? A Simple Explanation

Fractional shares let you invest in expensive stocks with smaller amounts of money by owning a portion of a full share.

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Fractional shares represent a new form of shares that allows individuals to purchase slices of single company stocks. Instead of requiring whole share purchases, fractions enable retail investors to participate in markets previously inaccessible to those with limited capital. 

What Are Fractional Shares?

Traditionally, investors could only trade whole unit shares of a company. For high-value stocks like Amazon or Tesla, the substantial per-share price excluded many smaller investors. Fractional shares solve this by dividing single shares into affordable fragments.

For example, an investor can purchase 0.25 shares of a stock trading at $200 per share for just $50. These fractions are facilitated by brokerages, who bundle together fractional orders until they have enough for whole shares. The brokers then hold the shares and credit investor accounts proportionately.

So if Brokerage A receives orders for 0.1 shares of Stock Z from 10 different clients, they will combine the orders and purchase 1 whole share of Stock Z. Each fractional owner is allocated their portion of the whole share.

How Fractional Trading Work

To make fractional share trading possible, brokers use something called an aggregation model. Basically, they bundle together lots of small orders from different investors until they’ve got enough to buy full shares. Then they place one big trade.

The benefit? By grouping orders like this, brokers can get better prices, similar to what big institutions pay. That helps keep costs low for everyone involved.

Once they’ve bought the full shares, the broker holds them in a central account but keeps track of who owns what. If a company pays a dividend or does a stock split, the broker divides everything up fairly based on how much of the stock each person owns.

The Benefits of Buying Fractional Shares

Financial Inclusion

Fractional shares democratise investing by removing barriers such as high share costs and minimum capital requirements.

Cost Efficiency

The ability to buy a portion of a high-priced share is far more cost-effective than purchasing an entire unit. For instance, acquiring a 0.25 share of Booking Holdings for under $900 is more feasible than spending $3,000+ on a whole share.

Compounding Growth

Fractional owners are entitled to dividends proportional to their share amount. Many brokerages offer automated dividend reinvestment, using the payouts to purchase additional fractional shares. This compounding amplifies returns over time.

Introducing New Investors

By providing an easy, accessible entry point, fractional shares are an ideal way to get beginners started in equity markets. The bite-sized investment sizes and fractional versions of popular stocks cater perfectly to first-time investors.

Getting Started with Fractional Shares

Leading brokerage platforms like Fidelity, Robinhood, Interactive Brokers and tastytrading offer fractional share investing in the U.S.

Here in the UK, you can buy fractional shares on investment platforms such as eToro. Trading 212 and Freetrade. With the right broker, almost any portfolio or budget can now accommodate fractional shares.

Fractional investing has opened the door to some of the world’s biggest companies for millions of everyday investors. Although there are a few limitations, fractional shares could truly change how accessible equity investing is. Those tiny pieces once too small for Wall Street now give Main Street a real chance to benefit from the market’s growth.