From Nifty Astro Technicals April 27 to 30 2015"....by May 04th, Mars will be moving to Taurus and Venus to Gemini.Out of these two signs, Taurus is more important, because all planets passing through Taurus must necessarily meet the gaze of Saturn from Scorpio. All of them will have some destabilising effect bestowed upon them because of Saturn.
Let us see how Mars behaved last time it met Saturn opposition from Scorpio....."
Since Mars is in Taurus for roughly 45 days, the first 0ne third when he traverses in Sun star, he depresses the market. And then there is a rebound...
Common factor is an immediate uptrend and then a pronounced fall..This means markets could turn down sharply in the middle of May and recover only in June, when Mars gets ready to move into Gemini...."