Why DroneShield, Generation Development, Oneview, and PWR shares are falling today

In afternoon trade, the S&P/ASX 200 Index (ASX: XJO) is on course to record a decent gain. At the time of writing, the benchmark index is up 0.65% to 7,970.8 points.

Four ASX shares that have failed to follow the market higher today are listed below. Here’s why they…