** Marine and aviation fuel provider World Kinect's WKC.N shares jump 22.8% to $28.91 premarket
** Co beats Q1 profit estimates and raises 2026 EPS outlook
** Aviation segment gross profit rose 20%, driven by acquisition of Universal Weather and Aviation's Trip Support Services
** WKC raises 2026 adj diluted EPS forecast to $2.65-$2.85 from a prior range of $2.20-$2.40
** Q1 adj. EPS of $0.75 vs consensus estimate of $0.31, per LSEG data
** Co beats adj. EPS estimates after missing consensus for the previous two quarters
** As of last close, WKC stock up 0.5% YTD vs a 3.8% rise in the S&P 500 Index .SPX
(Reporting by Utkarsh Hathi in Bengaluru)
((utkarshtushar.hathi@thomsonreuters.com))