Here's what insiders bought in filings for Dec 17, 2021 — 40 companies and around $157.7 million in total. The biggest was INCY (INCYTE CORP), where 667, L.P. led about $115.6 million of buying.
160 companies had three or more insiders buying in the past 30 days. Seven of the buys came from a CEO or CFO. Each filing is linked below if you want to check the details yourself.