Insider buyers were busy on Oct 4, 2021: 35 companies, $38.8 million in open-market purchases all told. At the top: CADEX, $22 million bought, with Sun Life Assurance Co of Canada as the largest buyer.
C-suite buying: ten companies. Cluster buying (3+ insiders) is running at 81 companies this month. One buy doesn't make a thesis, but it's a good place to start digging.