stocks in toronto were slightly lower in midday trading on friday echoing weakness in the us markets as earnings season kicks off but are still on track to end the week higher shares of nonenergy minerals companies led declines with technology services utilities and consumer services also weighing on the market gains were seen in the transportation and finance sectors canadas sptsx composite index was 01 lower at 2054133 while the bluechip sptsx 60 was 023 point down at 123732 onex corp was among heavyweight movers rising 49 at c6518 after the investmentmanagement company said it plans to launch a buyback program for up to 10 of its issued and outstanding shares over a oneyear period hudbay minerals inc was down 29 at c696 pulling back from thursdays advance with news it planned a takeover of smaller copper mountain mining corp copper mountain was 19 lower at c262 but remains up more than 50 yeartodate canopy growth corp was 3 lower at c197 after the cannabis company said it refinanced the equivalent of 739 million in debt that was held by a subsidiary of constellation brands inc