PRIM Primoris Services Corporation

NYSE

$72.65

Primoris Services Corporation (PRIM) 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 September 26

From September, on average

+16.39%

104 matching years

Any three months

+9129.73%

5,592 starting points

Difference

-9113.3 pts

worse 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 July 1999 to September 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.