175 (2) A person or company that purchases or sells securities of an issuer with knowledge of a material fact or material change with respect to the issuer that has not been generally disclosed is exempt from subsection 76 (1) of the Act and from liability under section 134 of the Act, where the person or company proves that,
(a)…
(b) the purchase or sale was made pursuant to participation in an automatic dividend reinvestment plan, share purchase plan or other similar automatic plan that was entered into by the person or company prior to the acquisition of knowledge of the material fact or material change;
(c)…