Insider buyers were busy on Jan 11, 2022: 32 companies, $185.4 million in open-market purchases all told. The biggest was VIGL (Vigil Neuroscience, Inc.), where Vida Ventures GP III, L.L.C. led about $70.6 million of buying.
C-suite buying: seven companies. Cluster buying (3+ insiders) is running at 100 companies this month. Each filing is linked below if you want to check the details yourself.