canadian stocks have started a shortened week on a negative note with sptsx composite index down 10021 points in the session most sectors were down with energy posting the largest decline while only the communications and transportation industries showed gains endeavour silver corp shares rose after the miner said that increased silver production in the first quarter offset lower gold output at midday canadas sptsx composite index was down 05 to 2177287 while the bluechip sptsx 60 fell by 03 to 131989 endeavour silver shares were up 08 at c620 after it said consolidated silver production in mexico increased by 25 to 13 million ounces in the first quarter of 2022 compared to the first quarter of 2021 intact financial corp shares fell 09 to c18505 after it said estimated catastrophe losses for the quarter totaled 183 million canadian dollars or us1458 million on a pretax basis or c081 a share aftertax the majority of its estimated catastrophe losses were in its uk and ireland segment and were mostly weatherrelated