Filings for Feb 13, 2023 show insider purchases at 37 companies, adding up to roughly $12.4 million. At the top: RXST, $6 million bought, with Tammenoms Bakker Juliet as the largest buyer.
12 of the buys came from a CEO or CFO. 49 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.