Several key names are making notable moves when it comes to buyback authorizations. A detailed analysis indicates that the management teams of these large-cap stocks see value in their shares. Below, we’ll break down the bullish signals that these companies are sending. All data is as of the Sept. 18 close unless otherwise indicated. Get TKO Group alerts:WDAY Announces Huge $4 Billion Buyback Increase Workday TodayWDAYWorkday$233.62 +0.12 (+0.05%) 52-Week Range$205.33▼$294.00P/E Ratio108.16Price Target$287 ...