This indicator plots the calculated levels of the IBOV's "thousand" regions on the mini-index, where there is strong institutional commitment, based on their Options Lock positions. In this sense, players tend to defend their positions, acting on the mini-index. With these regions on the chart, you can use the concept of bipolarity to seek trades both in defense and in post-breakout testing. If you're interested, see the link where B3 provides information on options positions for these price