under some circumstances. All companies do.
IIRC, the hedge funds law suits are based on the argument Porsche didn't do what it was supposed to by law, and what is worse in fact offered misleading information to hide its true intent, divert attention from its true intent to among other things keep the VW stock price from going through the roof as people jumped on board to capitalize on what Porsche was trying to do.
Sincerely,
MarcW.