A well-rounded portfolio has plenty of diversity. You can find a place for mega-cap stocks and small-cap growth stocks and everything in between. You can get your stocks in a variety of sectors as you pick and choose winners. That’s why I have a variety of portfolios . Diversity is critically important. Small-cap growth stocks are an interesting opportunity these days. Particularly now, as the Federal Reserve continues to raise interest rates and the stock market is a volatile place to be. Small-cap growth stocks are a favorable strategy because they offer big potential. And you can find names in different sectors that are relatively inexpensive compared to their competitors. The 7 Best Tech Dividend Stocks to Buy Right Now Here are seven interesting small-cap growth stocks to buy now. While they represent a variety of sectors and have their own stories, each of them has one thing in common: They all have an overall grade of “A” in my Portfolio Grader . Ticker Company Price ACLS Axcelis Technologies, Inc. $56.05 ASIX AdvanSix Inc. $33.48 BANC Banc of California, Inc. $17.60 HURN Huron Consulting Group Inc. $63.54 PAM Pampa Energia S.A. $21.05 PLAB Photronics, Inc. $19.03 PLUS ePlus Inc. $50.97 Small-Cap Growth Stocks: Axcelis Technologies (ACLS) Source: Pavel Kapysh / Shutterstock.com Axcelis Technologies (NASDAQ: ACLS ) is taking a beating and is down more than 26% so far this year.