Here are three stocks with buy rank and strong momentum characteristics for investors to consider today, Dec. 23: Valero Energy Corporation (VLO) : This petroleum company has a Zacks Rank #1 and witnessed the Zacks Consensus Estimate for its current year earnings increasing 18.2% over the last 60 days. Valero Energy Corporation’s shares gained 22.1% over the last three months compared with the S&P 500’s decline of 13.2%. The company possesses a Momentum Score of A. Suncor Energy Inc. (SU) : This energy comp ...