Investing in solid growth stocks is a surefire way to boost your wealth and better prepare yourself for retirement. These companies can continue to grow their profits and free cash flow over the years or even decades, with their share prices rising in tandem. Hence, the astute investor who holds these companies over the long term can benefit from steady capital appreciation. It’s essential to select stocks with a solid growth track record and catalysts that can propel the business to the next level. Here are four US growth stocks that fit the bill.

Zscaler (NASDAQ: ZS)

Zscaler is a cybersecurity company that operates its Zero Trust Exchange platform, protecting customers from data breaches and cyberattacks. This platform is distributed across 160 data centres globally and is the world’s largest in-line security platform. For the first nine months of fiscal 2025 (9M FY2025) ending 30 April 2025, revenue rose 24.1% year on year to US$1.95 billion. Zscaler’s gross profit increased by almost...