FHist returns the value of the formula evaluated 'X' weeks ago from the current as-of-date using our historical engine.
When the weeksAgo parameter is negative the formula will be evaluated in the future of the as-of-date. If the desired future date is beyond the present it will return NA's
Split/dividend sensitive values like EPS or prices are adjusted to the as-of date (observation date) of your analysis. These functions should not be used with estimate data since you might be accessing a different fiscal period.
To get the Market Cap 10 weeks ago
To calculate the 1 year future
performance of the stock use the formula below (251 trading days is approximately 1 year)