Garbage in, Garbage out

Today, the odds calculator is (was) calculating pivot points that don’t seem to match other calculations.  For SPY, it has the pivot point value of 121.52.  The has a pivot point value  of 121.89.  The problem with the odds calculator seems to be the historical data – in particular the low of 119.97.  Looking at yesterday’s intraday data  for SPY on (or , the low seems to be around 121.10, which would result in the pivot (HLC/3) of around 121.92 – much closer to  I pull the data directly from Yahoo! without any further consistency checks.  Usually there isn’t a  problem.  Not today.


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