: Investors can own a slice of companies with high share prices (e.g., those trading for $1,000+) with as little as $1 to $5.

: Instead of concentrating limited funds into one or two whole shares, investors can spread a small amount (e.g., $100) across dozens of different companies or sectors.

: Every dollar is put to work immediately. In traditional whole-share trading, any cash remaining after a purchase stays idle.

Most major brokers now offer fractional trading, but their catalogs and minimums vary. Best brokers for buying fractional shares - Bankrate