AT&T to create a streaming giant with Discovery by merging media assets

Discovery shares jumped 16% in premarket trading. AT&T shares rose 1.4%.

AT&T Inc. is preparing to spin off its media business and merge it with Discovery Inc. in a tax-friendly deal, according to people with knowledge of the matter, a surprise reversal for a company that spent $85 billion to acquire the assets less than three years ago.
 

A deal could be announced as soon as this week, said the people, who asked not to be identified because the information is private. The transaction will be structured as a so-called Reverse Morris Trust, or a merger with another company that’s structured to be tax-free, one of the people said.
 

The idea