June 1 (Reuters) - U.S. stock index futures climbed on Monday, supported by gains in Nvidia and Microsoft following their latest AI initiatives as investors looked past lingering uncertainty surrounding Middle East tensions. .N

** Xpeng Inc XPEV.N:
BUZZ - Hits 6-week peak on higher May EV delivery; Nio, Xiaomi climb nL1N42905X

** Intel Corp INTC.O:

** Advanced Micro Devices Inc AMD.O:

** Qualcomm Inc QCOM.O:
BUZZ - Slip after Nvidia launches new AI PC chip nL4N4290PH

** Taylor Morrison Home Corp TMHC.N:
BUZZ - Shares surge on Berkshire takeover nL4N4290QB

** Revolution Medicines Inc RVMD.O:
BUZZ - Rises after pancreatic cancer drug doubles survival in study nL6N4290O5

** FedEx Corp FDX.N:
BUZZ - Shares rise on completion of FedEx Freight spinoff nL4N4290RH

** GeoPark Ltd GPRK.N:

** Ecopetrol SA EC.N:

** Grupo Aval Acciones y Valores SA AVAL.N:

** Global X MSCI Colombia ETF COLO.N:

BUZZ - US-listed Colombian stocks jump on right-wing presidential candidate's "strong momentum" nL4N4290UJ