ROSEN, A LEADING INVESTOR RIGHTS LAW FIRM, Encourages e.l.f. Beauty, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action – ELF#ROSEN #LEADING #INVESTOR #RIGHTS #LAW #FIRM #Encourages #e.l.f #Beauty #Investors #Secure #Counsel #Important #Deadline #Securities #Class #Action #ELF