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BUZZ-U.S. STOCKS ON THE MOVE-Oil stocks, Facebook, Marvell Technology, Conatus Pharma

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U.S. stock index futures fell more than 1.5 percent on Thursday, as the arrest of a top executive of Chinese tech giant Huawei for extradition to the United States sparked fears of a flare-up in Sino-U.S. tensions, while sliding oil prices added to the pressure.

At 7:19 a.m. ET, Dow e-minis were down 1.54 percent at 24,661. S&P 500 e-minis were down 1.50 percent at 2,661.25, while Nasdaq 100 e-minis were down 1.99 percent at 6,667.75. The top three NYSE percentage gainers premarket: ** Resolute Forest Products Inc, up 5.5 pct ** Easterly Government Properties Inc, up 5.3 pct ** Veeva Systems Inc, up 4.0 pct The top three NYSE percentage losers premarket: ** NeoPhotonics Corp, down 18.6 pct ** Tegna Inc, down 15.1 pct ** Avista Corp, down 14.1 pct The top three Nasdaq percentage gainers premarket: ** Community Health Systems Inc, up 66.7 pct ** TheStreet Inc, up 26.3 pct ** Oncomed Pharmaceuticals Inc, up 24.3 pct The top three Nasdaq percentage losers premarket: ** Conatus Pharmaceuticals Inc, down 60.4 pct ** Momo Inc, down 12.3 pct ** Hudson Technologies Inc, down 11.7 pct ** Facebook Inc: down 2.9 pct premarket BUZZ-Stifel sees distrust among users, downgrades ** Inc: down 2.8 pct premarket BUZZ-Amazon extends slide after postal service task force report ** Exxon Mobil Corp: down 2.4 pct premarket ** Chevron Corp: down 1.6 pct premarket ** Schlumberger N.V.: down 1.4 pct premarket ** Anadarko Petroleum Corp: down 3.8 pct premarket BUZZ-Oil companies down as OPEC indicates lower-than-expected output cuts ** Marvell Technology Group Ltd: up 4.8 pct premarket BUZZ-Gains on Q3 beat despite weakness among chip stocks ** Avista Corp: down 14.1 pct premarket BUZZ-Plunges after regulator rejects co’s sale to Canada’s Hydro One ** Toll Brothers Inc: down 1.8 pct premarket BUZZ-RBC downgrades, cuts FY19 EPS outlook on falling orders ** Conatus Pharmaceuticals Inc: down 60.4 pct premarket BUZZ-Slumps as mid-stage trial fails to meet main goal ** OncoMed Pharma: up 24.3 pct premarket BUZZ-Wells Fargo downgrades on proposed Mereo merger ** TheStreet Inc : up 26.3 pct premarket BUZZ-Gains after deal to sell its B2B businesses ** Spirit Airlines Inc : up 2.6 pct premarket BUZZ-CS upgrades rating on better forecast ** Bristol-Myers Squibb Co: down 0.4 pct premarket BUZZ-BMO sees attractive risk/reward, upgrades rating (Compiled by Shradha Singh in Bengaluru)