<PAGE> PAGE 1
000 A000000 12/31/96
000 C000000 811030
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 3.0.a
000 J000000 A
001 A000000 PROFESSIONALLY MANAGED PORTFOLIOS
001 B000000 811-5037
001 C000000 8188521033
002 A000000 2025 EAST FINANCIAL WAY - SUITE 101
002 B000000 GLENDORA
002 C000000 CA
002 D010000 91741
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 Y
007 B000000 3
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
007 C011100 11
007 C011200 12
007 C011300 13
007 C011400 14
007 C011500 15
007 C021500 BOSTON MANAGED GROWTH FUND
007 C031500 N
007 C011600 16
007 C021600 LEONETTI BALANCED FUND
007 C031600 N
007 C011700 17
007 C021700 U.S. GLOBAL LEADERS GROWTH FUND
007 C031700 N
007 C011800 18
007 C011900 19
007 C012000 20
007 C012100 21
007 C012200 22
007 C012300 23
<PAGE> PAGE 2
007 C012400 24
007 C012500 25
007 C012600 26
007 C012700 27
007 C012800 28
007 C012900 29
007 C013000 30
010 A00AA01 INVESTMENT COMPANY ADMINISTRATION CORPORATION
010 C01AA01 PHOENIX
010 C02AA01 AZ
010 C03AA01 85018
011 A00AA01 FIRST FUND DISTRIBUTORS, INC.
011 B00AA01 8-42809
011 C01AA01 NEW YORK
011 C02AA01 NY
011 C03AA01 10011
018 00AA00 Y
019 A00AA00 N
019 B00AA00 0
020 A000001 JOSEPH DILLON & CO., INC.
020 C000001 11
020 A000002 QUICK & REILLY, INC.
020 B000002 13-2779884
020 C000002 8
020 A000003 ABEL/NOSER CORP.
020 B000003 13-2833083
020 C000003 6
020 A000004 GKN SECURITIES CORP.
020 C000004 4
020 A000005 CORPORATE MANAGEMENT GROUP SECURITIES, INC.
020 B000005 58-1598045
020 C000005 4
020 A000006 H.D. BROUS & CO.
020 C000006 4
020 A000007 MORGAN STANLEY & CO., INC.
020 B000007 13-2655998
020 C000007 2
020 A000008 DONALDSON, LUFKIN & JENRETTE SECURITIES CORP.
020 B000008 13-2741729
020 C000008 2
020 A000009 EC CAPITAL CORP.
020 C000009 1
020 A000010 BEAR STREANS SECURITIES CORP.
020 B000010 13-3299429
020 C000010 1
021 000000 44
022 A000001 QUICK & REILLY, INC.
022 B000001 13-2779884
022 C000001 1804
022 D000001 1898
022 A000002 ABEL/NOSER CORP.
<PAGE> PAGE 3
022 B000002 13-2833083
022 C000002 1222
022 D000002 1164
022 A000003 MORGAN STANLEY & CO., INC.
022 B000003 13-2655998
022 C000003 1928
022 D000003 394
022 A000004 JOSEPH DILLON & CO., INC.
022 C000004 428
022 D000004 233
022 A000005 H.D. BROUS & CO.
022 C000005 229
022 D000005 295
022 A000006 ALEX BROWN & SONS, INC.
022 B000006 52-0256630
022 C000006 312
022 D000006 228
022 A000007 GKN SECURITIES CORP.
022 C000007 343
022 D000007 62
022 A000008 BEAR STEARNS SECURITIES CORP.
022 B000008 13-3299429
022 C000008 193
022 D000008 150
022 A000009 J.C. BRADFORD & CO.
022 B000009 62-0136910
022 C000009 172
022 D000009 161
022 A000010 REYNOLDS DEWITT SECURITIES CO.
022 B000010 31-1191516
022 C000010 31
022 D000010 264
023 C000000 7624
023 D000000 5911
024 00AA00 N
026 A000000 N
026 B000000 Y
026 C000000 N
026 D000000 Y
026 E000000 Y
026 F000000 N
026 G010000 N
026 G020000 N
026 H000000 N
027 000000 Y
034 00AA00 N
035 00AA00 0
036 B00AA00 0
049 00AA00 N
050 00AA00 N
051 00AA00 N
<PAGE> PAGE 4
052 00AA00 N
053 A00AA00 Y
053 B00AA00 Y
053 C00AA00 N
054 A00AA00 Y
054 B00AA00 Y
054 C00AA00 Y
054 D00AA00 N
054 E00AA00 N
054 F00AA00 N
054 G00AA00 Y
054 H00AA00 Y
054 I00AA00 N
054 J00AA00 Y
054 K00AA00 N
054 L00AA00 N
054 M00AA00 N
054 N00AA00 N
054 O00AA00 N
055 A00AA00 N
055 B00AA00 N
056 00AA00 Y
057 00AA00 N
062 A00AA00 N
062 B00AA00 0.0
062 C00AA00 0.0
062 D00AA00 0.0
062 E00AA00 0.0
062 F00AA00 0.0
062 G00AA00 0.0
062 H00AA00 0.0
062 I00AA00 0.0
062 J00AA00 0.0
062 K00AA00 0.0
062 L00AA00 0.0
062 M00AA00 0.0
062 N00AA00 0.0
062 O00AA00 0.0
062 P00AA00 0.0
062 Q00AA00 0.0
062 R00AA00 0.0
077 A000000 N
080 A00AA00 ICI MUTUAL INSURANCE COMPANY
080 C00AA00 1600
081 A00AA00 N
081 B00AA00 0
082 A00AA00 N
082 B00AA00 0
083 A00AA00 N
083 B00AA00 0
084 A00AA00 N
<PAGE> PAGE 5
084 B00AA00 0
085 A00AA00 Y
085 B00AA00 N
008 A001501 U.S. TRUST COMPANY OF BOSTON
008 B001501 A
008 C001501 801-EXEMPT
008 D011501 BOSTON
008 D021501 MA
008 D031501 02108
012 A001501 PROVIDENT BANK
012 B001501 85-5093
012 C011501 CINCINNATI
012 C021501 OH
012 C031501 45202
013 A001501 ERNST & YOUNG LLP
013 B011501 LOS ANGELES
013 B021501 CA
013 B031501 90071
015 A001501 PROVIDENT BANK
015 B001501 C
015 C011501 CINCINNATI
015 C021501 OH
015 C031501 45202
015 E011501 X
028 A011500 369
028 A021500 0
028 A031500 0
028 A041500 45
028 B011500 141
028 B021500 0
028 B031500 0
028 B041500 92
028 C011500 738
028 C021500 0
028 C031500 0
028 C041500 478
028 D011500 1575
028 D021500 0
028 D031500 0
028 D041500 1547
028 E011500 553
028 E021500 0
028 E031500 0
028 E041500 48
028 F011500 700
028 F021500 1387
028 F031500 0
028 F041500 3193
028 G011500 4076
028 G021500 1387
028 G031500 0
<PAGE> PAGE 6
028 G041500 5403
028 H001500 0
029 001500 N
030 A001500 0
030 B001500 0.00
030 C001500 0.00
037 001500 N
038 001500 0
039 001500 N
040 001500 N
045 001500 Y
046 001500 N
047 001500 Y
048 001500 0.750
048 A011500 0
048 A021500 0.000
048 B011500 0
048 B021500 0.000
048 C011500 0
048 C021500 0.000
048 D011500 0
048 D021500 0.000
048 E011500 0
048 E021500 0.000
048 F011500 0
048 F021500 0.000
048 G011500 0
048 G021500 0.000
048 H011500 0
048 H021500 0.000
048 I011500 0
048 I021500 0.000
048 J011500 0
048 J021500 0.000
048 K011500 0
048 K021500 0.000
058 A001500 N
059 001500 Y
060 A001500 N
060 B001500 N
061 001500 100000
066 A001500 Y
066 B001500 N
066 C001500 N
066 D001500 N
066 E001500 Y
066 F001500 N
066 G001500 N
067 001500 N
068 A001500 N
068 B001500 N
<PAGE> PAGE 7
069 001500 N
070 A011500 Y
070 A021500 N
070 B011500 Y
070 B021500 N
070 C011500 N
070 C021500 N
070 D011500 Y
070 D021500 N
070 E011500 N
070 E021500 N
070 F011500 Y
070 F021500 N
070 G011500 Y
070 G021500 N
070 H011500 Y
070 H021500 N
070 I011500 N
070 I021500 N
070 J011500 Y
070 J021500 N
070 K011500 N
070 K021500 N
070 L011500 Y
070 L021500 N
070 M011500 N
070 M021500 N
070 N011500 N
070 N021500 N
070 O011500 N
070 O021500 N
070 P011500 N
070 P021500 N
070 Q011500 N
070 Q021500 N
070 R011500 N
070 R021500 N
071 A001500 8892
071 B001500 8509
071 C001500 62203
071 D001500 14
072 A001500 6
072 B001500 626
072 C001500 439
072 D001500 0
072 E001500 0
072 F001500 243
072 G001500 32
072 H001500 0
072 I001500 2
072 J001500 27
<PAGE> PAGE 8
072 K001500 0
072 L001500 3
072 M001500 2
072 N001500 9
072 O001500 0
072 P001500 0
072 Q001500 0
072 R001500 8
072 S001500 1
072 T001500 0
072 U001500 0
072 V001500 0
072 W001500 1
072 X001500 328
072 Y001500 0
072 Z001500 737
072AA001500 51
072BB001500 0
072CC011500 5578
072CC021500 0
072DD011500 1387
072DD021500 0
072EE001500 0
073 A011500 1.7678
073 A021500 0.0000
073 B001500 0.0000
073 C001500 0.0000
074 A001500 0
074 B001500 0
074 C001500 1566
074 D001500 18407
074 E001500 0
074 F001500 46084
074 G001500 0
074 H001500 0
074 I001500 0
074 J001500 420
074 K001500 0
074 L001500 370
074 M001500 12
074 N001500 66859
074 O001500 0
074 P001500 48
074 Q001500 0
074 R011500 0
074 R021500 0
074 R031500 0
074 R041500 1
074 S001500 0
074 T001500 66810
074 U011500 802
<PAGE> PAGE 9
074 U021500 0
074 V011500 83.31
074 V021500 0.00
074 W001500 0.0000
074 X001500 154
074 Y001500 0
075 A001500 0
075 B001500 64464
076 001500 0.00
008 A001601 LEONETTI & ASSOCIATES, INC.
008 B001601 A
008 C001601 801-36381
008 D011601 BUFFALO GROVE
008 D021601 IL
008 D031601 60089
012 A001601 AMERICAN DATA SERVICES, INC.
012 B001601 85-5093
012 C011601 HUNTINGTON
012 C021601 NY
012 C031601 11743
013 A001601 ERNST & YOUNG LLP
013 B011601 LOS ANGELES
013 B021601 CA
013 B031601 90071
015 A001601 STAR BANK, N.A.
015 B001601 C
015 C011601 CINCINNATI
015 C021601 OH
015 C031601 45202
015 E011601 X
028 A011600 251
028 A021600 0
028 A031600 0
028 A041600 15
028 B011600 90
028 B021600 0
028 B031600 0
028 B041600 10
028 C011600 76
028 C021600 0
028 C031600 0
028 C041600 164
028 D011600 124
028 D021600 0
028 D031600 0
028 D041600 499
028 E011600 171
028 E021600 0
028 E031600 0
028 E041600 234
028 F011600 75
<PAGE> PAGE 10
028 F021600 80
028 F031600 0
028 F041600 121
028 G011600 787
028 G021600 80
028 G031600 0
028 G041600 1043
028 H001600 0
029 001600 N
030 A001600 0
030 B001600 0.00
030 C001600 0.00
037 001600 N
038 001600 0
039 001600 N
040 001600 N
045 001600 Y
046 001600 N
047 001600 Y
048 001600 1.000
048 A011600 0
048 A021600 0.000
048 B011600 0
048 B021600 0.000
048 C011600 0
048 C021600 0.000
048 D011600 0
048 D021600 0.000
048 E011600 0
048 E021600 0.000
048 F011600 0
048 F021600 0.000
048 G011600 0
048 G021600 0.000
048 H011600 0
048 H021600 0.000
048 I011600 0
048 I021600 0.000
048 J011600 0
048 J021600 0.000
048 K011600 0
048 K021600 0.000
058 A001600 N
059 001600 Y
060 A001600 N
060 B001600 N
061 001600 1000
066 A001600 Y
066 B001600 N
066 C001600 N
066 D001600 N
<PAGE> PAGE 11
066 E001600 N
066 F001600 N
066 G001600 Y
067 001600 N
068 A001600 N
068 B001600 N
069 001600 N
070 A011600 Y
070 A021600 Y
070 B011600 N
070 B021600 N
070 C011600 N
070 C021600 N
070 D011600 N
070 D021600 N
070 E011600 N
070 E021600 N
070 F011600 N
070 F021600 N
070 G011600 N
070 G021600 N
070 H011600 N
070 H021600 N
070 I011600 N
070 I021600 N
070 J011600 N
070 J021600 N
070 K011600 N
070 K021600 N
070 L011600 N
070 L021600 N
070 M011600 N
070 M021600 N
070 N011600 Y
070 N021600 N
070 O011600 Y
070 O021600 N
070 P011600 N
070 P021600 N
070 Q011600 N
070 Q021600 N
070 R011600 N
070 R021600 N
071 A001600 4646
071 B001600 4413
071 C001600 9690
071 D001600 46
072 A001600 6
072 B001600 77
072 C001600 67
072 D001600 0
<PAGE> PAGE 12
072 E001600 3
072 F001600 52
072 G001600 15
072 H001600 0
072 I001600 4
072 J001600 9
072 K001600 0
072 L001600 2
072 M001600 2
072 N001600 7
072 O001600 0
072 P001600 0
072 Q001600 0
072 R001600 8
072 S001600 1
072 T001600 0
072 U001600 3
072 V001600 0
072 W001600 1
072 X001600 104
072 Y001600 0
072 Z001600 43
072AA001600 0
072BB001600 45
072CC011600 460
072CC021600 0
072DD011600 82
072DD021600 0
072EE001600 0
073 A011600 0.0899
073 A021600 0.0000
073 B001600 0.0000
073 C001600 0.0000
074 A001600 1
074 B001600 361
074 C001600 0
074 D001600 2244
074 E001600 0
074 F001600 7705
074 G001600 0
074 H001600 0
074 I001600 0
074 J001600 0
074 K001600 0
074 L001600 48
074 M001600 38
074 N001600 10397
074 O001600 98
074 P001600 11
074 Q001600 0
074 R011600 0
<PAGE> PAGE 13
074 R021600 0
074 R031600 0
074 R041600 0
074 S001600 0
074 T001600 10288
074 U011600 920
074 U021600 0
074 V011600 11.19
074 V021600 0.00
074 W001600 0.0000
074 X001600 330
074 Y001600 0
075 A001600 0
075 B001600 10180
076 001600 0.00
008 A001701 YEAGER, WOOD & MARSHALL, INC.
008 B001701 A
008 C001701 801-4995
008 D011701 NEW YORK
008 D021701 NY
008 D031701 10111
012 A001701 AMERICAN DATA SERVICES, INC.
012 B001701 85-5093
012 C011701 HUNTINGTON
012 C021701 NY
012 C031701 11743
013 A001701 ERNST & YOUNG LLP
013 B011701 LOS ANGELES
013 B021701 CA
013 B031701 90071
015 A001701 STAR BANK, N.A.
015 B001701 C
015 C011701 CINCINNATI
015 C021701 OH
015 C031701 45202
015 E011701 X
028 A011700 80
028 A021700 0
028 A031700 0
028 A041700 0
028 B011700 115
028 B021700 0
028 B031700 0
028 B041700 0
028 C011700 1
028 C021700 0
028 C031700 0
028 C041700 0
028 D011700 38
028 D021700 0
028 D031700 0
<PAGE> PAGE 14
028 D041700 0
028 E011700 43
028 E021700 0
028 E031700 0
028 E041700 0
028 F011700 279
028 F021700 104
028 F031700 0
028 F041700 0
028 G011700 556
028 G021700 104
028 G031700 0
028 G041700 0
028 H001700 0
029 001700 N
030 A001700 0
030 B001700 0.00
030 C001700 0.00
037 001700 N
038 001700 0
039 001700 N
040 001700 N
045 001700 Y
046 001700 N
047 001700 Y
048 001700 1.000
048 A011700 0
048 A021700 0.000
048 B011700 0
048 B021700 0.000
048 C011700 0
048 C021700 0.000
048 D011700 0
048 D021700 0.000
048 E011700 0
048 E021700 0.000
048 F011700 0
048 F021700 0.000
048 G011700 0
048 G021700 0.000
048 H011700 0
048 H021700 0.000
048 I011700 0
048 I021700 0.000
048 J011700 0
048 J021700 0.000
048 K011700 0
048 K021700 0.000
058 A001700 N
059 001700 Y
060 A001700 N
<PAGE> PAGE 15
060 B001700 N
061 001700 10000
066 A001700 Y
066 B001700 N
066 C001700 N
066 D001700 Y
066 E001700 N
066 F001700 N
066 G001700 N
067 001700 N
068 A001700 N
068 B001700 N
069 001700 N
070 A011700 Y
070 A021700 Y
070 B011700 N
070 B021700 N
070 C011700 N
070 C021700 N
070 D011700 N
070 D021700 N
070 E011700 N
070 E021700 N
070 F011700 N
070 F021700 N
070 G011700 N
070 G021700 N
070 H011700 N
070 H021700 N
070 I011700 N
070 I021700 N
070 J011700 Y
070 J021700 N
070 K011700 N
070 K021700 N
070 L011700 Y
070 L021700 Y
070 M011700 N
070 M021700 N
070 N011700 N
070 N021700 N
070 O011700 Y
070 O021700 N
070 P011700 N
070 P021700 N
070 Q011700 N
070 Q021700 N
070 R011700 Y
070 R021700 N
071 A001700 1957
071 B001700 1412
<PAGE> PAGE 16
071 C001700 9658
071 D001700 15
072 A001700 6
072 B001700 1
072 C001700 53
072 D001700 0
072 E001700 0
072 F001700 49
072 G001700 13
072 H001700 0
072 I001700 8
072 J001700 9
072 K001700 0
072 L001700 1
072 M001700 2
072 N001700 2
072 O001700 0
072 P001700 0
072 Q001700 0
072 R001700 8
072 S001700 2
072 T001700 0
072 U001700 0
072 V001700 0
072 W001700 1
072 X001700 95
072 Y001700 23
072 Z001700 -18
072AA001700 184
072BB001700 0
072CC011700 635
072CC021700 0
072DD011700 0
072DD021700 0
072EE001700 104
073 A011700 0.0030
073 A021700 0.0000
073 B001700 0.1352
073 C001700 0.0000
074 A001700 1
074 B001700 320
074 C001700 0
074 D001700 0
074 E001700 0
074 F001700 10324
074 G001700 0
074 H001700 0
074 I001700 0
074 J001700 0
074 K001700 0
074 L001700 8
<PAGE> PAGE 17
074 M001700 19
074 N001700 10672
074 O001700 291
074 P001700 3
074 Q001700 0
074 R011700 0
074 R021700 0
074 R031700 0
074 R041700 0
074 S001700 0
074 T001700 10378
074 U011700 798
074 U021700 0
074 V011700 13.00
074 V021700 0.00
074 W001700 0.0000
074 X001700 49
074 Y001700 0
075 A001700 0
075 B001700 9708
076 001700 0.00
SIGNATURE ERIC M. BANHAZL
TITLE TREASURER
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000811030
<NAME> PROFESSIONALLY MANAGED PORTFOLIOS
<SERIES>
<NUMBER> 15
<NAME> BOSTON MANAGED GROWTH FUND
<MULTIPLIER> 1
<CURRENCY> US DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> JUN-30-1997
<PERIOD-START> JUL-01-1996
<PERIOD-END> DEC-31-1996
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 58158447
<INVESTMENTS-AT-VALUE> 66057036
<RECEIVABLES> 789698
<ASSETS-OTHER> 11893
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 66858627
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 48824
<TOTAL-LIABILITIES> 48824
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 59183548
<SHARES-COMMON-STOCK> 801982
<SHARES-COMMON-PRIOR> 799612
<ACCUMULATED-NII-CURRENT> 31826
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (304160)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 7898589
<NET-ASSETS> 66809803
<DIVIDEND-INCOME> 438946
<INTEREST-INCOME> 626276
<OTHER-INCOME> 0
<EXPENSES-NET> 327848
<NET-INVESTMENT-INCOME> 737374
<REALIZED-GAINS-CURRENT> 50798
<APPREC-INCREASE-CURRENT> 5578126
<NET-CHANGE-FROM-OPS> 6366298
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (1387106)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 50685
<NUMBER-OF-SHARES-REDEEMED> 65372
<SHARES-REINVESTED> 17057
<NET-CHANGE-IN-ASSETS> 5038800
<ACCUMULATED-NII-PRIOR> 681558
<ACCUMULATED-GAINS-PRIOR> (354958)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 242958
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 327848
<AVERAGE-NET-ASSETS> 64463983
<PER-SHARE-NAV-BEGIN> 77.25
<PER-SHARE-NII> .96
<PER-SHARE-GAIN-APPREC> 6.87
<PER-SHARE-DIVIDEND> (1.77)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 83.31
<EXPENSE-RATIO> 1.00
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000811030
<NAME> PROFESSIONALLY MANAGED PORTFOLIOS
<SERIES>
<NUMBER> 17
<NAME> U.S. GLOBAL LEADERS GROWTH FUND
<MULTIPLIER> 1
<CURRENCY> US
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> JUN-30-1997
<PERIOD-START> JUL-01-1996
<PERIOD-END> DEC-31-1996
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 9017236
<INVESTMENTS-AT-VALUE> 10644437
<RECEIVABLES> 7498
<ASSETS-OTHER> 19620
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 10671555
<PAYABLE-FOR-SECURITIES> 2721
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 2721
<TOTAL-LIABILITIES> 293891
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 8685360
<SHARES-COMMON-STOCK> 798470
<SHARES-COMMON-PRIOR> 746696
<ACCUMULATED-NII-CURRENT> (19753)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 84856
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 1627201
<NET-ASSETS> 10377664
<DIVIDEND-INCOME> 53321
<INTEREST-INCOME> 1145
<OTHER-INCOME> 0
<EXPENSES-NET> 72377
<NET-INVESTMENT-INCOME> (17911)
<REALIZED-GAINS-CURRENT> 184100
<APPREC-INCREASE-CURRENT> 635101
<NET-CHANGE-FROM-OPS> 801290
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 104225
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 43573
<NUMBER-OF-SHARES-REDEEMED> 7
<SHARES-REINVESTED> 8208
<NET-CHANGE-IN-ASSETS> 1357221
<ACCUMULATED-NII-PRIOR> (1842)
<ACCUMULATED-GAINS-PRIOR> 4980
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 48903
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 95486
<AVERAGE-NET-ASSETS> 9708008
<PER-SHARE-NAV-BEGIN> 12.08
<PER-SHARE-NII> (.02)
<PER-SHARE-GAIN-APPREC> 1.08
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> (.14)
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 13.00
<EXPENSE-RATIO> 1.48
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000811030
<NAME> PROFESSIONALLY MANAGED PORTFOLIOS
<SERIES>
<NUMBER> 16
<NAME> LEONETTI BALANCED FUND
<MULTIPLIER> 1
<CURRENCY> US DOLLAR
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> JUN-30-1997
<PERIOD-START> JUL-01-1996
<PERIOD-END> DEC-31-1996
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 9289726
<INVESTMENTS-AT-VALUE> 10309786
<RECEIVABLES> 47518
<ASSETS-OTHER> 39164
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 10396468
<PAYABLE-FOR-SECURITIES> 98055
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 10549
<TOTAL-LIABILITIES> 108604
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 9309076
<SHARES-COMMON-STOCK> 919716
<SHARES-COMMON-PRIOR> 934440
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> (1055)
<ACCUMULATED-NET-GAINS> (40217)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 1020060
<NET-ASSETS> 10287864
<DIVIDEND-INCOME> 67240
<INTEREST-INCOME> 77194
<OTHER-INCOME> 2845
<EXPENSES-NET> 104551
<NET-INVESTMENT-INCOME> 42728
<REALIZED-GAINS-CURRENT> (45449)
<APPREC-INCREASE-CURRENT> 460091
<NET-CHANGE-FROM-OPS> 457370
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 80612
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 1055
<NUMBER-OF-SHARES-SOLD> 72189
<NUMBER-OF-SHARES-REDEEMED> 94234
<SHARES-REINVESTED> 7321
<NET-CHANGE-IN-ASSETS> 200649
<ACCUMULATED-NII-PRIOR> 37884
<ACCUMULATED-GAINS-PRIOR> 5232
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 51596
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 104551
<AVERAGE-NET-ASSETS> 10179820
<PER-SHARE-NAV-BEGIN> 10.80
<PER-SHARE-NII> 0.05
<PER-SHARE-GAIN-APPREC> 0.43
<PER-SHARE-DIVIDEND> (0.09)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> (.001)
<PER-SHARE-NAV-END> 11.19
<EXPENSE-RATIO> 2.03
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
