The following sample query calculates Book Value per Share with adjustment factors using the Compustat database in Xpressfeed. NOTE:To calculate a quarterly book value per share: (SEQQ-PSTKQ)/CSHOQ Quarterly Common Shares Outstanding (CSHOQ) should be adjusted by the adjustment factor if looking at historical periods. The calculation is: (SEQQ-PSTKQ)/(CSHOQ*AJEXQ)