<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE WET
SEAL, INC. CONSOLIDATED BALANCE SHEET AND CONSOLIDATED STATEMENTS OF OPERATIONS
AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> FEB-03-2001
<PERIOD-START> JAN-30-2000
<PERIOD-END> OCT-28-2000
<CASH> 41,418,000
<SECURITIES> 42,858,000
<RECEIVABLES> 2,777,000
<ALLOWANCES> 0
<INVENTORY> 42,282,000
<CURRENT-ASSETS> 95,023,000
<PP&E> 163,692,000
<DEPRECIATION> 85,482,000
<TOTAL-ASSETS> 227,860,000
<CURRENT-LIABILITIES> 69,634,000
<BONDS> 0
0
0
<COMMON> 1,381,000
<OTHER-SE> 143,247,000
<TOTAL-LIABILITY-AND-EQUITY> 227,860,000
<SALES> 403,652,000
<TOTAL-REVENUES> 403,652,000
<CGS> 299,750,000
<TOTAL-COSTS> 96,068,000
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> (3,091,000)
<INCOME-PRETAX> 10,925,000
<INCOME-TAX> 4,292,000
<INCOME-CONTINUING> 6,633,000
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 6,633,000
<EPS-BASIC> 0.53
<EPS-DILUTED> 0.52
</TABLE>