40 companies had company insiders buying on the open market in filings dated May 10, 2022, about $124.1 million combined. The biggest was FISV (FISERV INC), where ValueAct Capital Master Fund, L.P. led about $47.1 million of buying.
93 companies had three or more insiders buying in the past 30 days. C-suite buying: seven companies. One buy doesn't make a thesis, but it's a good place to start digging.