Here's what insiders bought in filings for Jan 11, 2021 — 22 companies and around $26.8 million in total. At the top: ALDX, $9.2 million bought, with PERCEPTIVE ADVISORS LLC as the largest buyer.
Cluster buying (3+ insiders) is running at 70 companies this month. Four of the buys came from a CEO or CFO. As always, a purchase is a data point, not a recommendation.