Singapore stocks marginally higher by end of morning session, mirroring similar performances in other Asian bourses, according to Dow Jones.

STI +0.3% at 2,925.02 midday, expected to meet resistance at 2,959 (May 4 high). Market breadth at two gainers for every decliner, but overall volume light at 630.8 million shares worth $650.8 million.

With earnings season about to begin, investors expected to keep watch on companies' guidance before placing bets.

“Earnings upgrade momentum for FY10 from the last reporting season has been tapering off, and this trend is likely to continue. We may (even) see the start of earnings downgrades on concerns about slower global economic growth,” says DBS Vickers.

Among STI stocks, key gainers include DBS (D05.SG), +1.3% at $14.42, CapitaLand (C31.SG), +1.6% at $3.74, Starhub (CC3.SG), +1.3% at $2.33, Hongkong Land (H78.SG), +1.8% at US$5.14 ($7.10).