U.S. stock index futures slipped on Thursday as euphoria from the U.S.-China tariff truce tapered off, while UnitedHealth was pressured after a report of a DoJ investigation into the health insurer. .N

** Merck & Co Inc MRCG.DE, <MRK.N>:BUZZ - Shares fall after FY outlook cut nL8N3RN0DK

** Walmart Inc <WMT.N>:BUZZ - Up after quarterly comparable sales, profit beatnL6N3RN0KN

** Biohaven Ltd <BHVN.N>:BUZZ - Drops after FDA extends review period for genetic disease drug nL4N3RN0PX

** Chevron Corp <CVX.N>:

** Exxon Mobil Corp <XOM.N>:

** ConocoPhillips <COP.N>:

** Occidental Petroleum Corp <OXY.N>

BUZZ - Oil companies fall as potential US-Iran nuclear deal stoke oversupply concerns nL4N3RN0PF

** Savers Value Village Inc <SVV.N>:BUZZ - Dips after $139 million secondary offering nL4N3RL1RT

** UnitedHealth Group Inc <UNH.N>:BUZZ - Falls on report of criminal probe for possible Medicare fraud nL6N3RN0IL

** Lockheed Martin Corp <LMT.N>:BUZZ - Edges higher after Trump floats possible new F-55 warplane, F-22 upgrade nL4N3RN0RZ

** Alibaba.com Ltd <BABA.N>:

BUZZ - Falls on downbeat quarterly revenue nL4N3RN0S6

** Birkenstock Holding PLC <BIRK.N>:BUZZ - Up after raising annual forecast nL4N3RN0TO

** Waystar Holding Corp <WAY.O>:BUZZ - Dips after top shareholders slice stake in $484 million secondary offering nL4N3RN0S9

** Foot Locker Inc <FL.N>:BUZZ - Surges on Dick's Sporting Goods' $2.4 billion acquisition deal nL6N3RN0J1

** Canadian Solar Inc <CSIQ.O>:BUZZ - Rises after upbeat Q2 revenue forecast nL4N3RN0VJ

** Klaviyo Inc <KVYO.N>:BUZZ - Slips after CEO sells stock in $373 mln secondary offering nL6N3RN0K2

** Loar Holdings Inc <LOAR.N>:BUZZ - Steadies as top holders slice stakes in $750 mln secondary offering nL6N3RN0KA

** Coinbase Global Inc <COIN.O>:BUZZ - Falls after co says it expects up to $400 mln hit from cyber attack nL4N3RN0YW

** Tvardi Therapeutics Inc <TVRD.O>:BUZZ - BTIG starts Tvardi's coverage with 'buy' as co's drug to reverse lung scarring shows promise nL4N3RN0XG

** Deere & Co <DE.N>:BUZZ - Rises after Q2 earnings beat estimates nL4N3RN0Z9

** Akamai Technologies Inc <AKAM.O>:BUZZ - Ticks up after $1.5 bln convertible bond offering nL6N3RN0MJ

** Virtu Financial Inc <VIRT.O>:BUZZ - Falls after BofA Global Research downgrades to 'neutral' nL4N3RN0S7

** Boot Barn Holdings Inc <BOOT.N>:BUZZ - Jumps after Q4 results, $200 mln share buyback plans nL4N3RN124

(Compiled by Rajarshi Roy and Siddhi Mahatole)

((siddhi.mahatole@thomsonreuters.com))