40 companies had insiders buying on the open market in filings dated May 18, 2021, about $83.5 million combined. At the top: VERA, $53.2 million bought, with Longitude Venture Partners IV, L.P. as the largest buyer.
16 of the buys came from a CEO or CFO. Cluster buying (3+ insiders) is running at 73 companies this month. Each filing is linked below if you want to check the details yourself.