PAGE 1
000 A000000 06/30/2017
000 C000000 0000091847
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 6.1
000 J000000 A
001 A000000 SOURCE CAPITAL, INC.
001 B000000 811-1731
001 C000000 3104730225
002 A000000 11601 Wilshire Blvd., Suite 1200
002 B000000 Los Angeles
002 C000000 CA
002 D010000 90025
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 N
007 B000000 0
007 C010100 1
008 A000001 FIRST PACIFIC ADVISORS, LLC
008 B000001 A
008 C000001 801-67160
008 D010001 LOS ANGELES
008 D020001 CA
008 D030001 90025
010 A000001 STATE STREET BANK AND TRUST COMPANY
010 B000001 85-05003
010 C010001 BOSTON
010 C020001 MA
010 C030001 02111
012 A000001 AMERICAN STOCK TRANSFER & TRUST CO LLC
012 B000001 84-00416
012 C010001 BROOKLYN
012 C020001 NY
012 C030001 11219
013 A000001 DELOITTE & TOUCHE LLP
013 B010001 LOS ANGELES
013 B020001 CA
013 B030001 90071
013 B040001 3462
015 A000001 STATE STREET BANK AND TRUST COMPANY
015 B000001 C
015 C010001 BOSTON
015 C020001 MA
015 C030001 02105
015 E010001 X
018 000000 Y
PAGE 2
019 A000000 N
019 B000000 0
020 A000001 CONVERGEXEXECUTION SOLUTIONS, LLC
020 B000001 13-3989198
020 C000001 14
020 A000002 CREDIT SUISSE SECURITIES (USA) LLC
020 B000002 13-5659485
020 C000002 6
020 A000003 MORGAN STANLEY & CO. INC
020 B000003 13-2655998
020 C000003 2
020 A000004 MERRILL LYNCH & CO, INC
020 B000004 13-5674085
020 C000004 2
020 A000005 BMO Capital Markets Corp
020 B000005 13-3459853
020 C000005 1
020 A000006 BARCLAYS CAPITAL, INC.
020 B000006 05-0346412
020 C000006 1
020 A000007 STIFEL FINANCIAL CORP
020 B000007 43-1273600
020 C000007 1
020 A000008 SANFORD C. BERNSTEIN & CO., LLC
020 B000008 13-4132953
020 C000008 1
020 A000009 UBS AG
020 B000009 13-3203169
020 C000009 1
020 A000010 DEUTSCHE BANK SECURITIES INC.
020 B000010 13-2730828
020 C000010 1
021 000000 88
022 A000001 STATE STREET BANK & TRUST COMPANY
022 B000001 04-1867445
022 C000001 1770987
022 D000001 0
022 A000002 GENERAL ELECTRIC CAPITAL CORP
022 B000002 13-1300700
022 C000002 279972
022 D000002 0
022 A000003 CITIGROUP
022 B000003 13-3214963
022 C000003 54296
022 D000003 1893
022 A000004 WELLS FARGO INVESTMENTS
022 B000004 91-1374280
022 C000004 7644
022 D000004 2555
022 A000005 JP MORGAN CHASE & CO.
022 B000005 74-3023395
PAGE 3
022 C000005 1365
022 D000005 6044
022 A000006 MERRILL LYNCH & CO, INC
022 B000006 13-5674085
022 C000006 3594
022 D000006 773
022 A000007 ROYAL BANK OF CANADA
022 B000007 56-1688522
022 C000007 1834
022 D000007 2080
022 A000008 BARCLAYS CAPITAL, INC.
022 B000008 05-0346412
022 C000008 2949
022 D000008 668
022 A000009 NOMURA SECURITIES
022 B000009 13-2642206
022 C000009 2838
022 D000009 697
022 A000010 PERSHING LLC
022 B000010 13-2741729
022 C000010 3401
022 D000010 0
023 C000000 2148027
023 D000000 20828
024 000000 Y
025 A000001 CITIGROUP
025 B000001 13-3214963
025 C000001 E
025 D000001 16073
025 A000002 CITIGROUP
025 B000002 13-3214963
025 C000002 D
025 D000002 76
025 A000003 CREDIT SUISSE SECURITIES (USA) INC.
025 B000003 05-0546650
025 C000003 D
025 D000003 819
025 A000004 GENERAL ELECTRIC CAPITAL CORP
025 B000004 13-1300700
025 C000004 E
025 D000004 9172
025 A000005 MORGAN STANLEY & CO. INC
025 B000005 13-2655998
025 C000005 D
025 D000005 260
026 A000000 N
026 B000000 Y
026 C000000 Y
026 D000000 Y
026 E000000 N
026 F000000 N
PAGE 4
026 G010000 N
026 G020000 N
026 H000000 N
027 000000 N
028 A010000 0
028 A020000 0
028 A030000 0
028 A040000 0
028 B010000 0
028 B020000 0
028 B030000 0
028 B040000 0
028 C010000 0
028 C020000 0
028 C030000 0
028 C040000 0
028 D010000 0
028 D020000 0
028 D030000 0
028 D040000 0
028 E010000 0
028 E020000 0
028 E030000 0
028 E040000 0
028 F010000 0
028 F020000 0
028 F030000 0
028 F040000 0
028 G010000 0
028 G020000 0
028 G030000 0
028 G040000 0
028 H000000 0
030 A000000 0
030 B000000 0.00
030 C000000 0.00
031 A000000 0
031 B000000 0
032 000000 0
033 000000 0
035 000000 0
036 B000000 0
038 000000 0
042 A000000 0
042 B000000 0
042 C000000 0
042 D000000 0
042 E000000 0
042 F000000 0
042 G000000 0
042 H000000 0
PAGE 5
043 000000 0
044 000000 0
045 000000 Y
046 000000 N
047 000000 Y
048 000000 0.000
048 A010000 100000
048 A020000 0.725
048 B010000 100000
048 B020000 0.700
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 200000
048 K020000 0.675
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 Y
054 H000000 Y
054 I000000 N
054 J000000 Y
054 K000000 N
054 L000000 N
054 M000000 Y
054 N000000 N
054 O000000 Y
055 A000000 N
PAGE 6
055 B000000 N
056 000000 Y
057 000000 N
058 A000000 N
059 000000 Y
060 A000000 Y
060 B000000 Y
061 000000 0
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 N
066 E000000 N
066 F000000 N
066 G000000 Y
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
PAGE 7
070 G010000 N
070 G020000 N
070 H010000 N
070 H020000 N
070 I010000 N
070 I020000 N
070 J010000 Y
070 J020000 Y
070 K010000 Y
070 K020000 N
070 L010000 Y
070 L020000 Y
070 M010000 Y
070 M020000 Y
070 N010000 Y
070 N020000 N
070 O010000 Y
070 O020000 N
070 P010000 Y
070 P020000 N
070 Q010000 N
070 Q020000 N
070 R010000 Y
070 R020000 N
071 A000000 65277
071 B000000 43964
071 C000000 342073
071 D000000 13
072 A000000 6
072 B000000 2046
072 C000000 1946
072 D000000 0
072 E000000 0
072 F000000 1271
072 G000000 9
072 H000000 0
072 I000000 69
072 J000000 27
072 K000000 0
072 L000000 86
072 M000000 93
072 N000000 12
072 O000000 56
072 P000000 0
072 Q000000 0
072 R000000 24
072 S000000 80
072 T000000 0
072 U000000 0
072 V000000 0
072 W000000 19
PAGE 8
072 X000000 1746
072 Y000000 0
072 Z000000 2246
072AA000000 2244
072BB000000 0
072CC010000 18777
072CC020000 0
072DD010000 6037
072DD020000 0
072EE000000 0
073 A010000 0.7000
073 A020000 0.0000
073 B000000 0.0000
073 C000000 0.0000
074 A000000 1
074 B000000 10081
074 C000000 9993
074 D000000 128531
074 E000000 0
074 F000000 227129
074 G000000 0
074 H000000 0
074 I000000 0
074 J000000 5
074 K000000 0
074 L000000 928
074 M000000 2
074 N000000 376670
074 O000000 4338
074 P000000 213
074 Q000000 0
074 R010000 0
074 R020000 0
074 R030000 0
074 R040000 178
074 S000000 0
074 T000000 371941
074 U010000 8623480
074 U020000 0
074 V010000 43.13
074 V020000 0.00
074 W000000 0.0000
074 X000000 4300
074 Y000000 6886
075 A000000 0
075 B000000 367010
076 000000 38.65
077 A000000 Y
077 B000000 N
077 C000000 Y
077 D000000 N
PAGE 9
077 E000000 N
077 F000000 N
077 G000000 N
077 H000000 N
077 I000000 N
077 J000000 N
077 K000000 N
077 L000000 N
077 M000000 N
077 N000000 N
077 O000000 N
077 P000000 N
077 Q010000 N
077 Q020000 N
077 Q030000 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 16911
086 B020000 619865
086 C010000 0
086 C020000 0
086 D010000 0
086 D020000 0
086 E010000 0
086 E020000 0
086 F010000 0
086 F020000 0
087 A010000 COMMON STOCK
087 A020000 836144-10
087 A030000 SOR
088 A000000 N
088 B000000 N
088 C000000 N
088 D000000 N
SIGNATURE J. RICHARD ATWOOD
TITLE PRESIDENT