EU did the jobRegulators Responses were sceduled for may 6 for canada and may 26 for EU.
The silence after may 6 may indicate an approbation by Canadian autorities and a waiting agreement between the airlines for the EU decision.
The least impacted but also the least concerned by the survival of the two airlines did the job; a strict scrutiny by autorities.
''the companies had declined to offer concessions to address its concerns'' From Reuters news.
The actual deal was in jeopardy, but it's now dead.
Then transat SP stands near 7$, not so bad.