40 companies had officers and board members buying at market prices in filings dated Mar 9, 2026, about $61.9 million combined. At the top: LYEL, $25 million bought, with ARCH Venture Partners IX Overage, L.P. as the largest buyer.
C-suite buying: 13 companies. Cluster buying (3+ insiders) is running at 68 companies this month. As always, a purchase is a data point, not a recommendation.