Here are three stocks with buy ranks and strong growth characteristics for investors to consider today, May 20:

Valero Energy Corporation (VLO Quick QuoteVLO - Free Report) : This energy company carries a Zacks Rank #1, and has witnessed the Zacks Consensus Estimate for its current year earnings increasing 111.2% over the last 60 days.

Valero Energy Corporation Price and Consensus

Valero Energy Corporation price-consensus-chart | Valero Energy Corporation Quote

Valero has a PEG ratio of 0.36 compared with 0.49 for the industry. The company possesses a Growth Score of B.

Valero Energy Corporation PEG Ratio (TTM)

Valero Energy Corporation peg-ratio-ttm | Valero Energy Corporation Quote

Delek US Holdings, Inc. (DK Quick QuoteDK - Free Report) : This integrated downstream energy company carriesa Zacks Rank #1, and has witnessed the Zacks Consensus Estimate for its current year earnings increasing 1521.4% over the last 60 days.

Delek US Holdings, Inc. Price and Consensus

Delek US Holdings, Inc. price-consensus-chart | Delek US Holdings, Inc. Quote

Delek US Holdings has a PEG ratio of 0.34 compared with 0.49 for the industry. The company possesses a Growth Score of A.

Delek US Holdings, Inc. PEG Ratio (TTM)

Delek US Holdings, Inc. peg-ratio-ttm | Delek US Holdings, Inc. Quote

Pitney Bowes Inc. (PBI Quick QuotePBI - Free Report) : This digital shipping and mailing solutions company carries a Zacks Rank #1, and has witnessed the Zacks Consensus Estimate for its current year earnings increasing 11% over the last 60 days.

Pitney Bowes Inc. Price and Consensus

Pitney Bowes Inc. price-consensus-chart | Pitney Bowes Inc. Quote

Pitney Bowes has a PEG ratio of 0.74 compared with 0.75 for the industry. The company possesses a Growth Score of A.

Pitney Bowes Inc. PEG Ratio (TTM)

Pitney Bowes Inc. peg-ratio-ttm | Pitney Bowes Inc. Quote

See the full list of top-ranked stocks here.

Learn more about the Growth score and how it is calculated here.