Why Appen, Ramelius, Reject Shop, & Sezzle shares are sinking

In afternoon trade, the S&P/ASX 200 Index (ASX: XJO) is on course to end the week with another solid gain. At the time of writing, the benchmark index is up 0.5% to 7,297.3 points.

Four ASX shares that have failed to follow the market higher today are…