Here are three stocks with buy ranks and strong growth characteristics for investors to consider today, October 1: CarGurus, Inc. (CARG) : This online automotive marketplace a Zacks Rank #1, and has witnessed the Zacks Consensus Estimate for its current year earnings increasing 11.7% over the last 60 days. CarGurus has a PEG ratio of 1.05 compared with 1.09 for the industry. The company possesses a Growth Score of A. Okta, Inc. (OKTA) : This identity solutions company carries a Zacks Rank #1, and has witnes ...