<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS OF DUPONT PHOTOMASKS, INC. AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 3-MOS
<FISCAL-YEAR-END> JUN-30-2001
<PERIOD-START> JUL-01-2000
<PERIOD-END> SEP-30-2000
<CASH> $54,845
<SECURITIES> 0
<RECEIVABLES> 74,664
<ALLOWANCES> 1,317
<INVENTORY> 17,159
<CURRENT-ASSETS> 180,649
<PP&E> 754,641
<DEPRECIATION> (290,659)
<TOTAL-ASSETS> 702,206
<CURRENT-LIABILITIES> 92,788
<BONDS> 100,000
0
0
<COMMON> 173
<OTHER-SE> 439,288
<TOTAL-LIABILITY-AND-EQUITY> 702,206
<SALES> 100,589
<TOTAL-REVENUES> 100,589
<CGS> 64,969
<TOTAL-COSTS> 84,646
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 77
<INTEREST-EXPENSE> 738
<INCOME-PRETAX> 14,858
<INCOME-TAX> 4,160
<INCOME-CONTINUING> 10,698
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 10,698
<EPS-BASIC> .63
<EPS-DILUTED> .58
</TABLE>