Insider buyers were busy on Dec 28, 2023: 24 companies, $2.7 million in open-market purchases all told. The biggest was ANNX (Annexon, Inc.), where Satter Muneer A led about $1 million of buying.
65 companies had three or more insiders buying in the past 30 days. Six 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.