Why DroneShield, Invictus Energy, Mesoblast, Weebit Nano shares are rising today

In early afternoon trade, the S&P/ASX 200 Index (ASX: XJO) is on course to finish the year with another decline. At the time of writing, the benchmark index is down 0.7% to 8,174.7 points.

Four ASX shares that are not letting that hold them back today are listed…