March 19 (Reuters) - U.S. stock index futures gained some ground on Wednesday ahead of the Federal Reserve's widely anticipated monetary policy decision, at a time when worries about trade policies and their impact on the economy have rattled investors. .N

** Venture Global Inc <VG.N>:BUZZ - Up after report Trump to clear exports from Louisiana project nL4N3Q20P3

** General Mills Inc <GIS.N>:BUZZ - Falls after it cuts annual sales forecast nL4N3PW151

** iShares MSCI Turkey ETF <TUR.O>:BUZZ - Turkey-focused ETFs slump after Erdogan's main rival detained nL4N3Q20Q4

** Tesla Inc <TSLA.O>:BUZZ - Rises after near 10% slump over past two sessions nL4N3Q20TS

** Gilead Sciences Inc <GILD.O>:BUZZ - Slides as Trump administration puts HIV prevention funds under review nL4N3Q20TE

** Chipotle Mexican Grill Inc < CMG.N>:BUZZ - Stifel cuts Chipotle PT on soft traffic and seasonality headwinds nL4N3Q20UW

** HealthEquity Inc <HQY.O>:BUZZ - Tumbles after mixed Q4, annual forecast miss nL6N3Q20EU

** Aterian Inc <ATER.O>:BUZZ - Jumps on upbeat annual revenue forecast nL4N3Q20WC

** Adobe Inc <ADBE.O>:BUZZ - Baird lowers Adobe's PT amid choppy macro, marketing challenges nL4N3Q20TN

** Centerspace <CSR.N>:BUZZ - Wells Fargo initiates Centerspace coverage with 'equal weight' rating nL4N3Q20X2

** Black Diamond Therapeutics Inc <BDTX.O>:BUZZ - Rises on licensing deal for tumor treatment nL4N3Q20XU

** Essential Properties Realty Trust Inc <EPRT.N>:BUZZ - Announces upsized $254 mln equity offering; stock dipsnL6N3Q20EE

** Signet Jewelers Ltd <SIG.N>:BUZZ - Rises on fourth-quarter beat nL4N3Q20YX

** Etsy Inc <ETSY.O>:BUZZ - J.P. Morgan starts coverage of Etsy with 'neutral' nL4N3Q20ZH

** Spire Global Inc <SPIR.N>:BUZZ - Rises after launch of AI weather models based on Nvidia's GPUs nL4N3Q20ZJ

** J.Jill Inc <JILL.N>:BUZZ - Rises after upbeat fourth-quarter results nL4N3Q211Q

** Autodesk Inc <ADSK.O>:BUZZ - Rises after activist investor Starboard pushes for board changes nL4N3Q211V

** Ollie's Bargain Outlet Holdings Inc <OLLI.O>:BUZZ - Rises after higher fourth-quarter sales nL4N3Q212A

** Mosaic Co <MOS.N>:BUZZ - Shares rise as Scotiabank lifts PT after Investor DaynL4N3Q212C

** D-Wave Quantum Inc <QBTS.N>:BUZZ - Surges after upbeat rev outlook nL6N3PW0L6

** Goldman Sachs Group Inc <GS.N>:

** Jefferies Financial Group Inc <JEF.N>:

** Carlyle Group Inc <CG.O>:

BUZZ - Oppenheimer downgrades U.S. investment banks as tariff uncertainty clouds M&A rebound nL4N3Q211A

(Compiled by Rajarshi Roy and Siddhi Mahatole)

((siddhi.mahatole@thomsonreuters.com))