* GE shares up after dividend cut announcement
* Mattel jumps on reports of Hasbro offer
* Futures down: Dow 81 pts, S&P 7 pts, Nasdaq 22.25 pts (Adds details, comment, updates prices)
By Sruthi Shankar
Nov 13 (Reuters) - Wall Street was on track to open lower on Monday, adding to last week's losses on rising uncertainty over a U.S. tax reform deal.
Senate Republicans have unveiled a new tax plan that differs from the House of Representatives' version and there are few signs of a compromise. of lower taxes, one of President Donald Trump's main campaign promises, have helped drive the S&P 500 up 20 percent since the 2016 presidential election.
"We're entering a period of uncertainty, until the tax bill is either passed or till we have more details," said Peter Cardillo, chief market economist at First Standard Financial in New York.
"Any disappointment on corporate tax deductions will probably set the stage for the market to pull back."
The S&P 500 and the Dow ended the week lower on Friday for the first time in nine weeks.
With third-quarter earnings season on its last leg, investors are closely tracking developments around the tax bill as well as economic data to make their bets.
With the Federal Reserve's policy meeting a month away, Philadelphia Fed President Patrick Harker said that he expected to back an interest rate hike next month despite caution over low inflation. said he expected the Fed to raise rates three times next year as long as inflation remains on track.
At 8:29 a.m. ET (1229 GMT), Dow e-minis 1YMc1 were down 81 points, or 0.35 percent, with 32,366 contracts changing hands.
S&P 500 e-minis ESc1 were down 7 points, or 0.27 percent, with 206,155 contracts traded.
Nasdaq 100 e-minis NQc1 were down 22.25 points, or 0.35 percent, on volume of 36,498 contracts.
General Electric (NYSE:GE) GE.N was up 1.32 percent premarket after the industrial conglomerate said it would halve its quarterly dividend, which is expected to save about $4 billion in cash annually. Mattel MAT.O jumped about 23 percent after a report that rival Hasbro HAS.O has made an approach to acquire the company. Hasbro rose 3.3 percent.
JD.com JD.O rose nearly 4 percent as China's second largest e-commerce firm reported revenue that beat estimates, as the firm attracted more shoppers.