pass marginal fail click any gate to inspect
Insider-buying signal quality gate — four conditions that must all hold A four-condition AND gate that an open-market insider purchase must pass to become a bullish re-rating signal. The BROS case fails conditions 1, 3, and 4, so net insider flow is inverted by offsetting selling. Insider-buying signal quality gate an open-market purchase becomes a re-rating signal only when all four hold 4 Net of selling net flow positive 3 Cluster buying multiple insiders 2 Discretionary not 10b5-1 / RSU 1 Material value real skin in game AND gate all four must hold Investor inference purchase event net insider flow (condition 4) buy sell Gate verdict

A genuine insider-buying signal requires all four gates to pass at once. In the BROS case, conditions 1, 3, and 4 fail — most decisively because offsetting insider selling swamps the purchase, inverting the net insider flow from buy to sell. The headline percentage increase reads as bullish; the net signal is the opposite.