June 10 (Reuters) - TMX Group Ltd X.TO , which owns and
operates the Toronto Stock Exchange, said Chief Financial
Officer Michael Ptasznik has resigned to pursue another
opportunity.
Ptasznik joined TMX Group 20 years ago and became CFO in
2000 and oversaw events including the company's initial public
offering.
Frank DiLiso, vice president of corporate finance and
administration, has been named interim CFO, the exchange
operator said on Friday.