<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
OCC ACCUMILATION TRUST SMALL CAP PORTFOLIO SEMI-ANNUAL REPORT FOR THE PERIOD
ENDED JUNE 30, 2000.
</LEGEND>
<CIK> 0000923185
<NAME> OCC ACCUMILATION TRUST
<SERIES>
<NUMBER> 2
<NAME> SMALL CAP PORTFOLIO
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<INVESTMENTS-AT-COST> 151,809,769
<INVESTMENTS-AT-VALUE> 162,790,601
<RECEIVABLES> 529,273
<ASSETS-OTHER> 2,237
<OTHER-ITEMS-ASSETS> 1,975
<TOTAL-ASSETS> 163,324,086
<PAYABLE-FOR-SECURITIES> 1,569,268
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 580,189
<TOTAL-LIABILITIES> 2,149,457
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 151,470,492
<SHARES-COMMON-STOCK> 6,361,308
<SHARES-COMMON-PRIOR> 6,718,771
<ACCUMULATED-NII-CURRENT> 465,283
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (1,741,978)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 10,980,832
<NET-ASSETS> 161,174,629
<DIVIDEND-INCOME> 744,391
<INTEREST-INCOME> 408,922
<OTHER-INCOME> 0
<EXPENSES-NET> 673,128
<NET-INVESTMENT-INCOME> 480,185
<REALIZED-GAINS-CURRENT> 4,216,673
<APPREC-INCREASE-CURRENT> 14,133,938
<NET-CHANGE-FROM-OPS> 18,830,796
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (932,313)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 1,098,500
<NUMBER-OF-SHARES-REDEEMED> 1,499,961
<SHARES-REINVESTED> 43,998
<NET-CHANGE-IN-ASSETS> 9,884,750
<ACCUMULATED-NII-PRIOR> 917,411
<ACCUMULATED-GAINS-PRIOR> (5,958,651)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 601,437
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 673,549<F1>
<AVERAGE-NET-ASSETS> 151,185,299
<PER-SHARE-NAV-BEGIN> 22.52
<PER-SHARE-NII> 0.08
<PER-SHARE-GAIN-APPREC> 2.88
<PER-SHARE-DIVIDEND> (0.14)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 25.34
<EXPENSE-RATIO> 0.90
<FN>
<F1>GROSS OF EXPENSE OFFSET-$421.
</FN>
</TABLE>
