This spike yesterday is most likely due to the AFR article.
Get your hands on Aust. Fin. Review from Monday 15 Nov. and read article on pg. 17.
Strong indorsement from and favourite pick by QIC ( Qld. Investment Corporation) for their biotech portfolio.
If you can't get the AFR you can e-mail CXS and ask them to e-mail a copy of the article.
Also go to the company web-site and subscribe to news. That is another way to stay informed.