canadian stocks were solidly higher wednesday in midday trading benefiting from strong trends among most canadian sectors in the session energy manufacturing and transportation were the main leaders while retail and process industries were among the few decliners by midday shopify inc shares rose despite posting a widerthanexpected loss in the second quarter and indicating itll worsen in the third quarter the stock was rallying in tandem with other tech stocks canadas sptsx composite index was up 104 at 1917028 and the bluechip sptsx 60 rose by 100 to 116006 shopify inc reported a loss of 95 cents a share compared with a profit of 69 cents a share in the comparable quarter a year ago the loss was 12 billion compared with a profit of 8791 million a year ago it also warned that it expects an adjusted operating loss for the second half of the year with a peak in the third quarter torontolisted shares were up 6 at c4313 canadian national railway co shares rose by 38 to c15636 after the company said higher fuel surcharges an increase to freight rates and higher export volumes boosted secondquarter sales and profit loblaw cos ltd shares were down by 41 to c11664 after it said uncertainty around the pandemic industry volatility and the inflationary environment continue to exist but that it expects to advance its growth initiatives in the year cargojet inc shares were trading 31 higher at c13725 after the company swung to a profit as revenue rose in the second quarter