Inventitempricesim and Inventtable (APMMODELID) sort by From date

I am new to SSRS and i can create simple report, when it comes to filter and parameter , i am lost, i am trying to understand this function.   I have used the same concept to filter by date, but some how it did not work,  can some one please help

SELECT        INVENTITEMPRICESIM.ITEMID, INVENTTABLE.APMMODELID, INVENTITEMPRICESIM.UNITID, INVENTITEMPRICESIM.PRICE, INVENTITEMPRICESIM.MARKUP,
                         INVENTITEMPRICESIM.FROMDATE, INVENTTABLE.ITEMGROUPID, INVENTTABLE.DIMENSION, INVENTITEMPRICESIM.DATAAREAID
FROM            INVENTITEMPRICESIM INNER JOIN
                         INVENTTABLE ON INVENTITEMPRICESIM.ITEMID = INVENTTABLE.ITEMID AND INVENTITEMPRICESIM.DATAAREAID = INVENTTABLE.DATAAREAID

would iike to filter APMModelid by FROM DATE , i tried this,  please see below the screen shot,  i am not sure if the scrfeen shot is clear or not,  please some one let me know how can i filter this.I have add teh Row groups,Parent Group by ITEMID, then Group properties and expression by

FROMDATE, and value  =MAX(Fields!FROMDATE.Value,"ITEMID") any help will be great.