<PAGE> PAGE 1
000 A000000 06/30/2000
000 C000000 0000747546
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 6.1
000 J000000 A
001 A000000 THE PARNASSUS FUND
001 B000000 811-4044
001 C000000 4157780200
002 A000000 ONE MARKET STEUART TOWER STE 1600
002 B000000 SAN FRANCISCO
002 C000000 CA
002 D010000 94105
003 000000 N
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
007 C011100 11
007 C011200 12
007 C011300 13
007 C011400 14
007 C011500 15
007 C011600 16
007 C011700 17
007 C011800 18
007 C011900 19
007 C012000 20
007 C012100 21
007 C012200 22
007 C012300 23
007 C012400 24
007 C012500 25
007 C012600 26
007 C012700 27
007 C012800 28
007 C012900 29
<PAGE> PAGE 2
007 C013000 30
007 C013100 31
007 C013200 32
007 C013300 33
007 C013400 34
007 C013500 35
007 C013600 36
007 C013700 37
007 C013800 38
007 C013900 39
007 C014000 40
007 C014100 41
007 C014200 42
007 C014300 43
007 C014400 44
007 C014500 45
007 C014600 46
007 C014700 47
007 C014800 48
007 C014900 49
007 C015000 50
007 C015100 51
007 C015200 52
007 C015300 53
007 C015400 54
007 C015500 55
007 C015600 56
007 C015700 57
007 C015800 58
007 C015900 59
007 C016000 60
007 C016100 61
007 C016200 62
007 C016300 63
007 C016400 64
007 C016500 65
007 C016600 66
007 C016700 67
007 C016800 68
007 C016900 69
007 C017000 70
007 C017100 71
007 C017200 72
007 C017300 73
007 C017400 74
007 C017500 75
007 C017600 76
007 C017700 77
007 C017800 78
007 C017900 79
007 C018000 80
<PAGE> PAGE 3
008 A000001 PARNASSUS INVESTMENTS
008 B000001 A
008 C000001 801-22799
008 D010001 SAN FRANCISCO
008 D020001 CA
008 D030001 94105
011 A000001 PARNASSUS INVESTMENTS
011 B000001 8-32878
011 C010001 SAN FRANCISCO
011 C020001 CA
011 C030001 94105
013 A000001 DELOITTE & TOUCHE
013 B010001 SAN FRANCISCO
013 B020001 CA
013 B030001 94105
014 A000001 PARNASSUS INVESTMENTS
014 B000001 8-32878
015 A000001 UNION BANK OF CALIFORNIA MUTUAL FUND SVCS.
015 B000001 C
015 C010001 SAN FRANCISCO
015 C020001 CA
015 C030001 94111
015 E010001 X
018 000000 Y
019 A000000 Y
019 B000000 4
019 C000000 PARNASSUSF
020 A000001 PAINE WEBBER, INC.
020 C000001 88
020 A000002 SALOMON SMITH BARNEY, INC.
020 C000002 58
020 A000003 FIRST SECURITY VAN KASPER
020 C000003 19
020 A000004 FIRST ANALYSIS CORPORATION
020 C000004 17
020 A000005 BANC OF AMERICA SECURITIES
020 C000005 11
020 A000006 DONALDSON, LUFKIN & JENRETTE
020 C000006 9
020 A000007 SANFORD C. BERNSTEIN & CO.
020 C000007 7
020 A000008 BEAR STEARNS & COMPANY, INC.
020 C000008 7
020 A000009 CREDIT SUISSE FIRST BOSTON
020 C000009 5
020 A000010 FLEETBOSTON ROBERTSON STEPHENS
020 C000010 2
021 000000 223
022 A000001 BLACK & COMPANY
022 C000001 18596
022 D000001 12130
<PAGE> PAGE 4
022 A000002 SALOMON SMITH BARNEY, INC.
022 C000002 9759
022 D000002 5870
022 A000003 TUCKER ANTHONY CLEARY GULL
022 C000003 1837
022 D000003 13779
022 A000004 FLEETBOSTON ROBERTSON STEPHENS
022 C000004 10621
022 D000004 4137
022 A000005 BANC OF AMERICA SECURITIES
022 C000005 1904
022 D000005 11475
022 A000006 MORGAN STANLEY & COMPANY
022 C000006 11520
022 D000006 0
022 A000007 DONALDSON, LUFKIN & JENRETTE
022 C000007 2527
022 D000007 0
022 A000008 ADAMS, HARKNESS & HILL
022 C000008 276
022 D000008 2118
022 C000009 0
022 D000009 0
022 C000010 0
022 D000010 0
023 C000000 57040
023 D000000 49509
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 Y
026 B000000 Y
026 C000000 Y
026 D000000 Y
026 E000000 Y
026 F000000 N
026 G010000 N
026 G020000 N
026 H000000 N
027 000000 Y
028 A010000 2331
028 A020000 0
028 A030000 0
028 A040000 7697
028 B010000 7352
<PAGE> PAGE 5
028 B020000 0
028 B030000 0
028 B040000 5283
028 C010000 17019
028 C020000 0
028 C030000 0
028 C040000 5837
028 D010000 6749
028 D020000 0
028 D030000 0
028 D040000 7848
028 E010000 5078
028 E020000 0
028 E030000 0
028 E040000 11320
028 F010000 8618
028 F020000 0
028 F030000 0
028 F040000 7842
028 G010000 47147
028 G020000 0
028 G030000 0
028 G040000 45827
028 H000000 47147
029 000000 Y
030 A000000 148
030 B000000 3.50
030 C000000 0.00
031 A000000 109
031 B000000 0
032 000000 38
033 000000 0
034 000000 N
035 000000 0
036 B000000 0
037 000000 N
038 000000 0
039 000000 N
040 000000 N
041 000000 N
042 A000000 0
042 B000000 0
042 C000000 0
042 D000000 0
042 E000000 0
042 F000000 0
042 G000000 0
042 H000000 0
043 000000 0
044 000000 0
045 000000 Y
<PAGE> PAGE 6
046 000000 N
047 000000 Y
048 000000 0.000
048 A010000 10
048 A020000 1.000
048 B010000 20
048 B020000 0.750
048 C010000 70
048 C020000 0.700
048 D010000 100
048 D020000 0.650
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 200
048 K020000 0.600
049 000000 N
050 000000 N
051 000000 N
052 000000 N
053 A000000 N
054 A000000 Y
054 B000000 Y
054 C000000 Y
054 D000000 N
054 E000000 N
054 F000000 N
054 G000000 N
054 H000000 Y
054 I000000 N
054 J000000 N
054 K000000 N
054 L000000 Y
054 M000000 Y
054 N000000 N
054 O000000 N
055 A000000 N
055 B000000 N
056 000000 N
057 000000 N
058 A000000 N
059 000000 Y
<PAGE> PAGE 7
060 A000000 Y
060 B000000 Y
061 000000 500
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 N
066 D000000 Y
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 Y
070 B010000 Y
070 B020000 N
070 C010000 N
070 C020000 N
070 D010000 N
070 D020000 N
070 E010000 N
070 E020000 N
070 F010000 N
070 F020000 N
070 G010000 N
070 G020000 N
070 H010000 N
070 H020000 N
070 I010000 N
<PAGE> PAGE 8
070 I020000 N
070 J010000 Y
070 J020000 N
070 K010000 Y
070 K020000 Y
070 L010000 Y
070 L020000 N
070 M010000 N
070 M020000 N
070 N010000 Y
070 N020000 Y
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 251888
071 B000000 262804
071 C000000 413486
071 D000000 61
072 A000000 6
072 B000000 635
072 C000000 810
072 D000000 0
072 E000000 2
072 F000000 1392
072 G000000 35
072 H000000 0
072 I000000 236
072 J000000 36
072 K000000 46
072 L000000 32
072 M000000 49
072 N000000 -12
072 O000000 14
072 P000000 0
072 Q000000 0
072 R000000 18
072 S000000 18
072 T000000 0
072 U000000 0
072 V000000 18
072 W000000 71
072 X000000 1953
072 Y000000 0
072 Z000000 -508
072AA000000 93886
072BB000000 0
<PAGE> PAGE 9
072CC010000 1613
072CC020000 0
072DD010000 0
072DD020000 0
072EE000000 0
073 A010000 0.0000
073 A020000 0.0000
073 B000000 0.0000
073 C000000 0.0000
074 A000000 0
074 B000000 91890
074 C000000 0
074 D000000 0
074 E000000 0
074 F000000 441241
074 G000000 0
074 H000000 0
074 I000000 16524
074 J000000 4289
074 K000000 0
074 L000000 369
074 M000000 107
074 N000000 554420
074 O000000 0
074 P000000 0
074 Q000000 0
074 R010000 0
074 R020000 0
074 R030000 0
074 R040000 94312
074 S000000 0
074 T000000 460108
074 U010000 7171546
074 U020000 0
074 V010000 64.16
074 V020000 0.00
074 W000000 0.0000
074 X000000 16570
074 Y000000 0
075 A000000 0
075 B000000 215678
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
<PAGE> PAGE 10
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 BRYANT CHERRY
TITLE VICE PRESIDENT
