To work out your Converted shares average purchase price:
# of GMM x Purchase Price = Total Spend
Now take the
Total Spend / # of GXY shares received = Avg GXY Price paid per share (for GMM converted shares)
or
To get a total avergae for all you GXY shares.
Add TOTAL SPEND of GMM + TOTAL SPEND of GXY = TOTAL SPEND
TOTAL SPEND (divided by) # of shares held GXY = Global AVG price paid per GXY share