Our research suggests that these changes in estimates have a direct relationship with upcoming stock price performance. We developed the Zacks Rank to capitalize on this phenomenon. Our system takes these estimate changes into account and delivers a clear, actionable rating model. Signet (SIG) ended the recent trading session at $103.38, demonstrating a +1.25% change from the preceding day's closing price. The stock's performance was ahead of the S&P 500's daily loss of 0.22%. Elsewhere, the Dow saw a downs ...