India, May 18 -- NextEra Energy Inc (NEE) agreed to acquire Dominion Energy Inc (D) in an all-stock deal that will create the largest regulated electric utility in the United States, the companies announced on Monday.

In pre-market activity on the NYSE, shares of Dominion were up 14.51 percent, changing hands at $70.70, after closing Friday's regular session 1.97 percent lower.

Under the terms, Dominion shareholders will receive 0.8138 NextEra shares for each Dominion share plus a one-time $360 million cash payment at closing, giving them about 25.5 percent of the combined company.

NextEra shareholders will own the remaining 74.5 percent.

The transaction is tax-free and expected to be immediately accretive to NextEra's adjusted earnings...