Why Lendlease, Mesoblast, St Barbara, and Zip shares are pushing higher

In early afternoon trade, the S&P/ASX 200 Index (ASX: XJO) is on track to end the week with a solid gain. At the time of writing, the benchmark index is up 0.5% to 8,538.5 points.

Four ASX shares that are rising more than most today are listed below….