Here's what insiders bought in filings for Oct 18, 2021 — 22 companies and around $190.5 million in total. The biggest was GTLB (Gitlab Inc.), where ICONIQ Strategic Partners V GP, L.P. led about $150.2 million of buying.
Cluster buying (3+ insiders) is running at 57 companies this month. C-suite buying: eight companies. As always, a purchase is a data point, not a recommendation.