Delek US Holdings Inc (DK - Free Report) , is an independent, diversified energy business focused on petroleum refining. The Zacks Consensus estimate for the current year on this company has improved over the last 30 days. It also has a strong earnings outlook going forward. Its Top line growth is expected to improve by double digits, while its bottom line growth is expected to improve by triple digits.

Align Technology, Inc. (ALGN - Free Report) , is a global medical device company with industry-leading innovative products. This company began 2018 on a solid note. Earnings were up strongly after its last earnings report. It saw balanced sales growth across all channels in the first quarter. It’s been outperforming its industry over the past year. With a strong balance sheet, it shows high growth prospects.

The Hottest Tech Mega-Trend of All

Last year, it generated $8 billion in global revenues. By 2020, it's predicted to blast through the roof to $47 billion. Famed investor Mark Cuban says it will produce "the world's first trillionaires," but that should still leave plenty of money for regular investors who make the right trades early.

See Zacks' 3 Best Stocks to Play This Trend >>

Zacks Names "Single Best Pick to Double"

From thousands of stocks, 5 Zacks experts each have chosen their favorite to skyrocket +100% or more in months to come. From those 5, Director of Research Sheraz Mian hand-picks one to have the most explosive upside of all.

It’s a little-known chemical company that’s up 65% over last year, yet still dirt cheap. With unrelenting demand, soaring 2022 earnings estimates, and $1.5 billion for repurchasing shares, retail investors could jump in at any time.

This company could rival or surpass other recent Zacks’ Stocks Set to Double like Boston Beer Company which shot up +143.0% in little more than 9 months and NVIDIA which boomed +175.9% in one year.

Free: See Our Top Stock and 4 Runners Up >>