As a matter of policy, MNTA does not disclose details of its ANDAs that might help competitors (in this case, MYL). Still, you can read between the lines; if NVS/MNTA were not the party behind the rumored bioequivalence study, Wheeler might simply have denied the rumor instead of giving a no-comment.
“The efficient-market hypothesis may be
the foremost piece of B.S. ever promulgated
in any area of human knowledge!”