Insider buyers were busy on Aug 11, 2021: 40 companies, $38.6 million in open-market purchases all told. At the top: WEBR, $14 million bought, with BDT CAPITAL PARTNERS, LLC as the largest buyer.
84 companies had three or more insiders buying in the past 30 days. 11 of the buys came from a CEO or CFO. One buy doesn't make a thesis, but it's a good place to start digging.