Filings for May 17, 2022 show insider purchases at 40 companies, adding up to roughly $133 million. The biggest was COIN (Coinbase Global, Inc.), where Ehrsam Frederick Ernest III led about $50 million of buying.
Cluster buying (3+ insiders) is running at 153 companies this month. C-suite buying: five companies. As always, a purchase is a data point, not a recommendation.