Why Amplitude Energy, Brazilian Rare Earths, Nexgen, and Northern Star shares are falling today

In afternoon trade, the S&P/ASX 200 Index (ASX: XJO) is on course to end the week on a positive note. At the time of writing, the benchmark index is up 0.5% to 8,990 points.

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