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The banks' premium stretched to an extreme — and the year-long descent

Episode

The extreme

There was a sector too expensive for comfort in the Brazilian structure, and the number did not hide it. Finance had climbed month after month until it broke away from the rest of the board: the Finance/IBOV ratio closed November 2010 at the point most distant from its own average in the entire structure — a height the archive rarely records. It was the price of confidence in the form of a digit — banks rewarded precisely when current inflation was creeping back. In numbers: while finance stretched its premium, commodities were coming back onto the board and cyclicals were giving back ground; the month's IPCA at 0.83% and the Selic parked at 10.75% per year — and the banks' premium closed the month at two and a quarter deviations from its historical average.

What happened next

The most expensive position was the first to empty out. By February 2011, three months later, the Finance/IBOV ratio had already crossed below its own average, while the money ran toward the rent of real-estate funds, which stretched their premium in the opposite direction. In May, the retreat continued. And in November 2011, a round year after the peak, finance marked the largest retreat in the structure that month, with capital buying currency and defensive protection. From top to basement, the most expensive sector traveled, in twelve months, the whole distance between the expensive extreme and depressed ground.

What did not happen

The collapse of the premium did not come from a crash. Aggregate appetite did not sink along with it: the Perene Risk Index, far from foundering, held firm — it reached 98.6 in May 2011 and 86.0 in November. Anyone reading the extreme as an immediate sell trigger would have gotten tangled up with the clock: the banks' premium did not evaporate the following month, it drained over an entire year. And the deflation was not generalized panic — it was selective rotation, from a credit-sensitive sector toward shelters that shield against the currency and the slowdown.

The honest verdict

The extreme got right what it was: the point most distant from the average marked the peak of the premium, not a floor from which to rise. But it marked the start of a slow process, not the flip of a switch. A stretched relative valuation says there is much to give back — never when the giving back begins.

Continue reading: The money flows back through the banks · The single bet on banks · The finance names leave the table →

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Characters: Statistical anomaly