Why Actinogen, AVITA, Inghams, and NAB shares are falling

In afternoon trade, the S&P/ASX 200 Index (ASX: XJO) has dropped back into the red. At the time of writing, the benchmark index is down 0.15% to 7,442.1 points.

Four ASX shares that are falling more than most today are listed below. Here’s why they are tumbling:

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