<PAGE> PAGE 1
000 A000000 04/30/96
000 C000000 0000949275
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 3.0
000 J000000 A
001 A000000 PIONEER SMALL COMPANY FUND
001 B000000 811-07339
001 C000000 6177427825
002 A000000 60 STATE STREET
002 B000000 BOSTON
002 C000000 MA
002 D010000 02109
002 D020000 1820
003 000000 Y
004 000000 N
005 000000 N
006 000000 N
007 A000000 N
007 B000000 0
007 C010100 1
007 C010200 2
007 C010300 3
007 C010400 4
007 C010500 5
007 C010600 6
007 C010700 7
007 C010800 8
007 C010900 9
007 C011000 10
008 A000001 PIONEERING MANAGEMENT CORPORATION
008 B000001 A
008 C000001 801-8255
008 D010001 BOSTON
008 D020001 MA
008 D030001 02109
008 D040001 1820
011 A000001 PIONEER FUNDS DISTRIBUTOR, INC.
011 B000001 8-41256
011 C010001 BOSTON
011 C020001 MA
011 C030001 02109
011 C040001 1820
012 A000001 PIONEERING SERVICES CORPORATION
012 B000001 84-1359
012 C010001 BOSTON
012 C020001 MA
012 C030001 02109
<PAGE> PAGE 2
012 C040001 1820
013 A000001 ARTHUR ANDERSON, LLP
013 B010001 BOSTON
013 B020001 MA
013 B030001 02110
013 B040001 2604
015 A000001 BROWN BROTHERS HARRIMAN & COMPANY
015 B000001 C
015 C010001 BOSTON
015 C020001 MA
015 C030001 02109
015 C040001 1820
015 E010001 X
018 000000 Y
019 A000000 Y
019 B000000 30
019 C000000 PIONEERFDS
020 A000001 DAIN BOSWORTH
020 B000001 41-0212020
020 C000001 57
020 A000002 TUCKER, ANTHONY
020 B000002 04-2566229
020 C000002 25
020 A000003 BARRINGTON RESEARCH
020 C000003 23
020 A000004 FIRST ALBANY COMPANY
020 B000004 14-1391446
020 C000004 21
020 A000005 DONALDSON, LUFKIN
020 B000005 13-2741729
020 C000005 17
020 A000006 BROWN, ALEX
020 B000006 52-1319768
020 C000006 15
020 A000007 PAINE WEBBER, INC.
020 B000007 13-2638166
020 C000007 13
020 A000008 PIPER JAFFRAY
020 B000008 41-0953246
020 C000008 11
020 A000009 LEHMAN BROTHERS
020 B000009 13-2518466
020 C000009 11
020 A000010 MORGAN, J. P.
020 B000010 13-3224016
020 C000010 11
021 000000 358
022 A000001 BROWN BROTHERS
022 B000001 13-4973745
022 C000001 840018
022 D000001 0
<PAGE> PAGE 3
022 A000002 FORD MOTOR CREDIT
022 B000002 52-0883351
022 C000002 104072
022 D000002 4294
022 A000003 HOUSEHOLD FINANCE
022 B000003 36-1239445
022 C000003 86686
022 D000003 4924
022 A000004 COMMERCIAL CREDIT
022 C000004 83942
022 D000004 0
022 A000005 EXXON CREDIT CORPORATION
022 B000005 13-3072652
022 C000005 82927
022 D000005 0
022 A000006 PRUDENTIAL FUNDING
022 B000006 22-2347336
022 C000006 79910
022 D000006 0
022 A000007 CHEVRON OIL FINANCE
022 B000007 25-1215010
022 C000007 72726
022 D000007 0
022 A000008 NORWEST FINANCIAL
022 B000008 41-1507298
022 C000008 62995
022 D000008 0
022 A000009 G.E. CAPITAL CORPORATION
022 B000009 13-1500700
022 C000009 42248
022 D000009 0
022 A000010 AMERICAN EXPRESS
022 B000010 11-1988350
022 C000010 37328
022 D000010 0
023 C000000 1728456
023 D000000 33070
024 000000 N
025 D000001 0
025 D000002 0
025 D000003 0
025 D000004 0
025 D000005 0
025 D000006 0
025 D000007 0
025 D000008 0
026 A000000 N
026 B000000 Y
026 C000000 N
026 D000000 Y
026 E000000 N
<PAGE> PAGE 4
026 F000000 N
026 G010000 N
026 G020000 N
026 H000000 N
027 000000 Y
028 A010000 42907
028 A020000 0
028 A030000 0
028 A040000 124
028 B010000 46976
028 B020000 122
028 B030000 0
028 B040000 830
028 C010000 56764
028 C020000 7
028 C030000 0
028 C040000 1117
028 D010000 37276
028 D020000 0
028 D030000 0
028 D040000 1432
028 E010000 43083
028 E020000 0
028 E030000 0
028 E040000 1194
028 F010000 66851
028 F020000 0
028 F030000 0
028 F040000 1282
028 G010000 293857
028 G020000 129
028 G030000 0
028 G040000 5979
028 H000000 122061
029 000000 Y
030 A000000 6279
030 B000000 5.75
030 C000000 0.00
031 A000000 365
031 B000000 0
032 000000 5914
033 000000 0
034 000000 Y
035 000000 14
036 A000000 N
036 B000000 0
037 000000 N
038 000000 0
039 000000 N
040 000000 Y
041 000000 Y
<PAGE> PAGE 5
042 A000000 0
042 B000000 0
042 C000000 0
042 D000000 100
042 E000000 0
042 F000000 0
042 G000000 0
042 H000000 0
043 000000 396
044 000000 18
045 000000 Y
046 000000 N
047 000000 Y
048 000000 0.850
048 A010000 0
048 A020000 0.000
048 B010000 0
048 B020000 0.000
048 C010000 0
048 C020000 0.000
048 D010000 0
048 D020000 0.000
048 E010000 0
048 E020000 0.000
048 F010000 0
048 F020000 0.000
048 G010000 0
048 G020000 0.000
048 H010000 0
048 H020000 0.000
048 I010000 0
048 I020000 0.000
048 J010000 0
048 J020000 0.000
048 K010000 0
048 K020000 0.000
049 000000 N
050 000000 N
051 000000 N
052 000000 N
053 A000000 Y
053 B000000 Y
053 C000000 N
054 A000000 Y
054 B000000 N
054 C000000 N
054 D000000 N
054 E000000 N
054 F000000 N
054 G000000 N
054 H000000 Y
<PAGE> PAGE 6
054 I000000 N
054 J000000 Y
054 K000000 N
054 L000000 N
054 M000000 Y
054 N000000 Y
054 O000000 N
055 A000000 N
055 B000000 N
056 000000 Y
057 000000 N
058 A000000 N
059 000000 Y
060 A000000 Y
060 B000000 Y
061 000000 1000
062 A000000 N
062 B000000 0.0
062 C000000 0.0
062 D000000 0.0
062 E000000 0.0
062 F000000 0.0
062 G000000 0.0
062 H000000 0.0
062 I000000 0.0
062 J000000 0.0
062 K000000 0.0
062 L000000 0.0
062 M000000 0.0
062 N000000 0.0
062 O000000 0.0
062 P000000 0.0
062 Q000000 0.0
062 R000000 0.0
063 A000000 0
063 B000000 0.0
066 A000000 Y
066 B000000 N
066 C000000 Y
066 D000000 N
066 E000000 N
066 F000000 N
066 G000000 N
067 000000 N
068 A000000 N
068 B000000 N
069 000000 N
070 A010000 Y
070 A020000 N
070 B010000 Y
070 B020000 N
<PAGE> PAGE 7
070 C010000 Y
070 C020000 N
070 D010000 Y
070 D020000 N
070 E010000 Y
070 E020000 N
070 F010000 Y
070 F020000 N
070 G010000 Y
070 G020000 N
070 H010000 Y
070 H020000 N
070 I010000 N
070 I020000 N
070 J010000 Y
070 J020000 N
070 K010000 N
070 K020000 N
070 L010000 Y
070 L020000 Y
070 M010000 Y
070 M020000 N
070 N010000 Y
070 N020000 N
070 O010000 Y
070 O020000 N
070 P010000 N
070 P020000 N
070 Q010000 N
070 Q020000 N
070 R010000 N
070 R020000 N
071 A000000 201428
071 B000000 21328
071 C000000 109542
071 D000000 19
072 A000000 6
072 B000000 1283
072 C000000 126
072 D000000 0
072 E000000 0
072 F000000 599
072 G000000 0
072 H000000 0
072 I000000 169
072 J000000 25
072 K000000 0
072 L000000 17
072 M000000 7
072 N000000 169
072 O000000 0
<PAGE> PAGE 8
072 P000000 0
072 Q000000 23
072 R000000 13
072 S000000 9
072 T000000 396
072 U000000 31
072 V000000 0
072 W000000 10
072 X000000 1468
072 Y000000 25
072 Z000000 -34
072AA000000 4726
072BB000000 0
072CC010000 34906
072CC020000 0
072DD010000 101
072DD020000 47
072EE000000 0
073 A010000 0.0230
073 A020000 0.0165
073 B000000 0.0000
073 C000000 0.0000
074 A000000 157
074 B000000 0
074 C000000 100258
074 D000000 0
074 E000000 0
074 F000000 219731
074 G000000 0
074 H000000 0
074 I000000 0
074 J000000 1106
074 K000000 0
074 L000000 16730
074 M000000 82
074 N000000 338064
074 O000000 9794
074 P000000 407
074 Q000000 0
074 R010000 0
074 R020000 0
074 R030000 0
074 R040000 306
074 S000000 0
074 T000000 327557
074 U010000 13819
074 U020000 11376
074 V010000 12.71
074 V020000 12.69
074 W000000 0.0000
074 X000000 29640
<PAGE> PAGE 9
074 Y000000 0
075 A000000 0
075 B000000 147070
076 000000 0.00
077 A000000 N
078 000000 N
080 C000000 0
081 B000000 0
082 B000000 0
083 B000000 0
084 B000000 0
086 A010000 0
086 A020000 0
086 B010000 0
086 B020000 0
086 C010000 0
086 C020000 0
086 D010000 0
086 D020000 0
086 E010000 0
086 E020000 0
086 F010000 0
086 F020000 0
SIGNATURE ROBERT P. NAULT
TITLE ASSISTANT SECRETARY
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000949275
<NAME> PIONEER SMALL COMPANY FUND
<SERIES>
<NUMBER> 001
<NAME> PIONEER SMALL COMPANY FUND CLASS A
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1996
<INVESTMENTS-AT-COST> 285083006
<INVESTMENTS-AT-VALUE> 319989237
<RECEIVABLES> 17835239
<ASSETS-OTHER> 219705
<OTHER-ITEMS-ASSETS> 19885
<TOTAL-ASSETS> 338064066
<PAYABLE-FOR-SECURITIES> 9794074
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 712526
<TOTAL-LIABILITIES> 10506600
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 288106468
<SHARES-COMMON-STOCK> 13818507
<SHARES-COMMON-PRIOR> 0
<ACCUMULATED-NII-CURRENT> (181040)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 4725807
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 34906231
<NET-ASSETS> 327557466
<DIVIDEND-INCOME> 126012
<INTEREST-INCOME> 1282804
<OTHER-INCOME> 0
<EXPENSES-NET> (1442358)
<NET-INVESTMENT-INCOME> (33542)
<REALIZED-GAINS-CURRENT> 4725807
<APPREC-INCREASE-CURRENT> 34906231
<NET-CHANGE-FROM-OPS> 39598496
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (100653)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 14182533
<NUMBER-OF-SHARES-REDEEMED> 377449
<SHARES-REINVESTED> 8423
<NET-CHANGE-IN-ASSETS> 327457466
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 598659
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1509393
<AVERAGE-NET-ASSETS> 83325984
<PER-SHARE-NAV-BEGIN> 10.00
<PER-SHARE-NII> 0.02
<PER-SHARE-GAIN-APPREC> 2.71
<PER-SHARE-DIVIDEND> (0.02)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 12.71
<EXPENSE-RATIO> 1.79
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000949275
<NAME> PIONEER SMALL COMPANY FUND
<SERIES>
<NUMBER> 002
<NAME> PIONEER SMALL COMPANY FUND CLASS B
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1996
<INVESTMENTS-AT-COST> 285083006
<INVESTMENTS-AT-VALUE> 319989237
<RECEIVABLES> 17835239
<ASSETS-OTHER> 219705
<OTHER-ITEMS-ASSETS> 19885
<TOTAL-ASSETS> 338064066
<PAYABLE-FOR-SECURITIES> 9794074
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 712526
<TOTAL-LIABILITIES> 10506600
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 288106468
<SHARES-COMMON-STOCK> 11375530
<SHARES-COMMON-PRIOR> 0
<ACCUMULATED-NII-CURRENT> (181040)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 4725807
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 34906231
<NET-ASSETS> 327557466
<DIVIDEND-INCOME> 126012
<INTEREST-INCOME> 1282804
<OTHER-INCOME> 0
<EXPENSES-NET> (1442358)
<NET-INVESTMENT-INCOME> (33542)
<REALIZED-GAINS-CURRENT> 4725807
<APPREC-INCREASE-CURRENT> 34906231
<NET-CHANGE-FROM-OPS> 39598496
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> (46845)
<NUMBER-OF-SHARES-SOLD> 11517358
<NUMBER-OF-SHARES-REDEEMED> 150466
<SHARES-REINVESTED> 3638
<NET-CHANGE-IN-ASSETS> 327457466
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 598659
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1509393
<AVERAGE-NET-ASSETS> 58908223
<PER-SHARE-NAV-BEGIN> 10.00
<PER-SHARE-NII> 0
<PER-SHARE-GAIN-APPREC> 2.71
<PER-SHARE-DIVIDEND> (0.02)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 12.69
<EXPENSE-RATIO> 2.51
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000949275
<NAME> PIONEER SMALL COMPANY FUND
<SERIES>
<NUMBER> 003
<NAME> PIONEER SMALL COMPANY FUND CLASS C
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1996
<INVESTMENTS-AT-COST> 285083006
<INVESTMENTS-AT-VALUE> 319989237
<RECEIVABLES> 17835239
<ASSETS-OTHER> 219705
<OTHER-ITEMS-ASSETS> 19885
<TOTAL-ASSETS> 338064066
<PAYABLE-FOR-SECURITIES> 9794074
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 712526
<TOTAL-LIABILITIES> 10506600
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 288106468
<SHARES-COMMON-STOCK> 592677
<SHARES-COMMON-PRIOR> 0
<ACCUMULATED-NII-CURRENT> (181040)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 4725807
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 34906231
<NET-ASSETS> 327557466
<DIVIDEND-INCOME> 126012
<INTEREST-INCOME> 1282804
<OTHER-INCOME> 0
<EXPENSES-NET> (1442358)
<NET-INVESTMENT-INCOME> (33542)
<REALIZED-GAINS-CURRENT> 4725807
<APPREC-INCREASE-CURRENT> 34906231
<NET-CHANGE-FROM-OPS> 39598496
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 594175
<NUMBER-OF-SHARES-REDEEMED> 1498
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> 327457466
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 598659
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1509393
<AVERAGE-NET-ASSETS> 2400350
<PER-SHARE-NAV-BEGIN> 11.01
<PER-SHARE-NII> (0.01)
<PER-SHARE-GAIN-APPREC> 1.69
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 12.69
<EXPENSE-RATIO> 2.79
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>