<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
OCC ACCUMULATION TRUST SCIENCE AND TECHNOLOGY PORTFOLIO REPORT FOR THE PERIOD
ENDED JUNE 30, 2000
</LEGEND>
<CIK> 0000923185
<NAME> OCC ACCUMILATION TRUST
<SERIES>
<NUMBER> 4
<NAME> SCIENCE AND TECHNOLOGY PORTFOLIO
<S> <C>
<PERIOD-TYPE> 3-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> APR-12-2000
<PERIOD-END> JUN-30-2000
<INVESTMENTS-AT-COST> 2,909,293
<INVESTMENTS-AT-VALUE> 3,196,041
<RECEIVABLES> 41,379
<ASSETS-OTHER> 809
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 3,238,229
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 824
<TOTAL-LIABILITIES> 824
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 3,000,454
<SHARES-COMMON-STOCK> 300,045
<SHARES-COMMON-PRIOR> 0
<ACCUMULATED-NII-CURRENT> 779
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (50,576)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 286,748
<NET-ASSETS> 3,237,405
<DIVIDEND-INCOME> 67
<INTEREST-INCOME> 7,085
<OTHER-INCOME> 0
<EXPENSES-NET> 6,373
<NET-INVESTMENT-INCOME> 779
<REALIZED-GAINS-CURRENT> (50,576)
<APPREC-INCREASE-CURRENT> 286,748
<NET-CHANGE-FROM-OPS> 236,951
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 300,045
<NUMBER-OF-SHARES-REDEEMED> 0
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> 3,237,405
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 5,098
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 7,153<F1>
<AVERAGE-NET-ASSETS> 2,915,486
<PER-SHARE-NAV-BEGIN> 10.00
<PER-SHARE-NII> 0
<PER-SHARE-GAIN-APPREC> 0.79
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.79
<EXPENSE-RATIO> 1.10
<FN>
<F1>GROSS OF EXPENSE OFFSET-$648, AND INVESTMENT ADVISORY FEE WAIVED $132.
</FN>
</TABLE>
