How do I get to know the merger and acquisitions deals before everyone else does?

I noticed that whenever a company is about to be acquried by another company, its stock prices go up dramatically on the date of news announcement. I wonder where could I find out about the merger and acquisitions (M&A) cases before it get published. I mean does companies need to register their M&A at certain... show more I noticed that whenever a company is about to be acquried by another company, its stock prices go up dramatically on the date of news announcement. I wonder where could I find out about the merger and acquisitions (M&A) cases before it get published. I mean does companies need to register their M&A at certain government institutions or offices?
2 answers 2