Filings for Aug 17, 2022 show insider purchases at 40 companies, adding up to roughly $100.9 million. The biggest was ECL (ECOLAB INC.), where CASCADE INVESTMENT, L.L.C. led about $25.4 million of buying.
CEOs and CFOs show up 13 times in today's list. 73 companies had three or more insiders buying in the past 30 days. One buy doesn't make a thesis, but it's a good place to start digging.