AHKSY Asahi Kasei Corporation

OTO

$20.05

Asahi Kasei Corporation (AHKSY) Seasonality

What this stock has historically done over the three months following this point in the calendar year, measured against every other three-month stretch on record.

The three months from October 18

From October, on average

+4.82%

69 matching years

Any three months

-0.42%

3,441 starting points

Difference

+5.2 pts

better than usual

Both lines start at zero on day 0, so the vertical gap reads directly as percentage points better or worse than a random three months. A seasonal line sitting on top of the baseline is a real answer: it says the calendar tells you nothing here. Price history from December 2003 to October 2026.

Between earnings releases

The same study run on the earnings cycle rather than the calendar: the average move from one report to the next, broken out by fiscal quarter, with the announcement gap and the run-up separated out.