CTO Realty (NYSE: CTO) appears an attractive pick, as it has been recently upgraded to a Zacks Rank #2 (Buy). This upgrade primarily reflects an upward trend in earnings estimates, which is one of the most powerful forces impacting stock prices. The sole determinant of the Zacks rating is a company’s changing earnings picture. The Zacks Consensus Estimate — the consensus of EPS estimates from the sell-side analysts covering the stock — for the current and following years is tracked by the system. Since a changing earnings picture is a powerful factor influencing near-term stock price movemen…