Concerns about management turnover? https://business.financialpost.com/2014/05/07/canadian-tech-darlings-stock-plummets-over-after-exit-of-third-executive-in-6-months/
"...Avigilon’s shares will likely regain some ground after reeling Wednesday, but not all of it, said Mr. Moschopolous.
“Not the entire selloff was driven by concern about the quarter,” said Mr. Moschopoulous. “It was also driven by concern over management turnover. I think it recoups some of the sell off, maybe not all of it.”