Why AVITA, Baby Bunting, Kathmandu, & Webjet shares are sinking

In afternoon trade the S&P/ASX 200 Index (ASX: XJO) is on course to end the week on a subdued note. At the time of writing, the benchmark index is down 0.3% to 6,828.7 points.

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

The AVITA share price is down 10% to $6.28 following the release of its second quarter update. The regenerative medicine company reported a 57% increase in revenue to $5.1 million and an almost 90% improvement in its net loss to $5.6 million. While this was positive, management’s commentary appears to have spooked investors. It noted that almost 50% of its revenue comes from 20 accounts with physicians and hospitals. And as these accounts are susceptible…