Insider buyers were busy on Dec 6, 2022: 40 companies, $210.5 million in open-market purchases all told. At the top: ASPN, $100 million bought, with Wood River Capital, LLC as the largest buyer.
118 companies had three or more insiders buying in the past 30 days. 12 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.