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<PAGE> PAGE 2
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<PAGE> PAGE 3
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SIGNATURE SUSAN C. COTE'
TITLE TREASURER
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000822337
<NAME> PRUDENTIAL INSTITUTIONAL LIQUIDITY PORTFOLIO, IN
<SERIES>
<NUMBER> 001
<NAME> INSTITUTIONAL MONEY MARKET SERIES
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> MAR-31-1995
<PERIOD-END> SEP-30-1994
<INVESTMENTS-AT-COST> 391,615,776
<INVESTMENTS-AT-VALUE> 391,615,776
<RECEIVABLES> 1,143,509
<ASSETS-OTHER> 28,238
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 392,787,523
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 1,640,097
<TOTAL-LIABILITIES> 1,640,097
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 391,147,426
<SHARES-COMMON-STOCK> 391,147,426
<SHARES-COMMON-PRIOR> 385,022,928
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 391,147,426
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 8,145,135
<OTHER-INCOME> 0
<EXPENSES-NET> 902,621
<NET-INVESTMENT-INCOME> 7,242,514
<REALIZED-GAINS-CURRENT> 11,733
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 7,254,247
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (7,254,247)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 753,546,671
<NUMBER-OF-SHARES-REDEEMED> (754,009,791)
<SHARES-REINVESTED> 6,587,618
<NET-CHANGE-IN-ASSETS> 6,124,498
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 375,529
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 902,621
<AVERAGE-NET-ASSETS> 374,503,000
<PER-SHARE-NAV-BEGIN> 1.00
<PER-SHARE-NII> 0.02
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<PER-SHARE-DIVIDEND> (0.02)
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<RETURNS-OF-CAPITAL> 0.00
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<EXPENSE-RATIO> 0.48
<AVG-DEBT-OUTSTANDING> 0
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</TABLE>
For the six months ended (a) September 30, 1994
File number (c) 811-5336
SUB-ITEM 77 D
Policies With Respect to Security Investments
At a meeting of the Board of Directors held on April 12, 1994,
the Directors approved (i) the use of tri-party repurchase
agreements and (ii) the use of Bank of New York, Chemical Bank,
Morgan Guaranty Trust Company and Bankers Trust Company as
subcustodians in connection with effecting tri-party repurchase
transactions.
PILP1194.77D
NSAR#3
