def get(self, end_ix):
        """
        Returns
        -------
        out : A np.ndarray of the equity pricing up to end_ix after adjustments
              and rounding have been applied.
        """
        if self.most_recent_ix == end_ix:
            return self.current

        target = end_ix - self.cal_start - self.offset + 1
        self.current = self.window.seek(target)

        self.most_recent_ix = end_ix
        return self.current
Returns
        -------
        out : A np.ndarray of the equity pricing up to end_ix after adjustments
              and rounding have been applied.