000 A000000 06/30/2008 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 3109965460 002 A000000 11400 West Olympic Blvd., Suite 1200 002 B000000 Los Angeles 002 C000000 CA 002 D010000 90064 003 000000 N 004 000000 N 005 000000 N 006 000000 N 007 A000000 N 007 B000000 0 008 A000001 FIRST PACIFIC ADVISORS, LLC 008 B000001 A 008 C000001 801-67160 008 D010001 LOS ANGELES 008 D020001 CA 008 D030001 90064 008 D040001 1507 012 A000001 MELLON INVESTOR SERVICES LLC 012 B000001 84-05579 012 C010001 RIDGEFIELD PARK 012 C020001 NJ 012 C030001 07660 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 019 A000000 N 019 B000000 020 A000001 ROBERT W. BAIRD & CO., INC. 020 B000001 39-6037917 020 C000001 14 020 A000002 HOWARD WEIL 020 B000002 52-1794977 020 C000002 9 020 A000003 STEPHENS, INC. 020 B000003 71-0211822 020 C000003 8 020 A000004 RAYMOND JAMES & ASSOCIATES, INC. 020 B000004 59-1237041 020 C000004 7 020 A000005 BNY BROKERAGE (CAPITAL MARKETS, INC.) 020 B000005 13-3878175 020 C000005 6 020 A000006 LEHMAN BROTHERS INC 020 B000006 13-2518466 020 C000006 5 020 A000007 KEEFE, BRUYETTE & WOODS, INC. 020 B000007 13-1964616 020 C000007 5 020 A000008 SIDOTI & CO. LLC 020 B000008 36-4279615 020 C000008 3 020 A000009 UBS WARBURG LLC 020 B000009 13-3873456 020 C000009 3 020 A000010 WILLIAM BLAIR & COMPANY, LLC 020 B000010 36-2214610 020 C000010 2 021 000000 62 022 A000001 MERRILL LYNCH PIERCE FENNER & SMITH, INC 022 B000001 13-5674085 022 C000001 667709 022 D000001 0 022 A000002 GE CAPITAL SERVICES INC. 022 B000002 13-1500700 022 C000002 618699 022 D000002 0 022 A000003 LEHMAN BROTHERS INC 022 B000003 13-2518466 022 C000003 45294 022 D000003 0 022 A000004 CHEVRON TEXACO CORP. 022 B000004 94-0890210 022 C000004 38146 022 D000004 0 022 A000005 STATE STREET BANK & TRUST CO. 022 B000005 04-1867445 022 C000005 6485 022 D000005 0 022 A000006 J.P. MORGAN SECURITIES 022 B000006 13-3224016 022 C000006 3498 022 D000006 0 022 A000007 BANC OF AMERICA SECURITIES LLC. 022 B000007 56-2058405 022 C000007 3104 022 D000007 0 022 A000008 GOLDMAN SACHS & CO. 022 B000008 13-5108800 022 C000008 1920 022 D000008 0 022 A000009 JEFFRIES & COMPANY, INC. 022 B000009 95-2622900 022 C000009 1025 022 D000009 0 023 C000000 1385880 023 D000000 0 024 000000 N 026 A000000 N 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 N 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 Y 054 C000000 Y 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 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 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 0.0 066 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 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 N 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 22099 071 B000000 43753 071 C000000 558408 071 D000000 4 072 A000000 6 072 B000000 1055 072 C000000 3785 072 D000000 0 072 E000000 0 072 F000000 1942 072 G000000 0 072 H000000 0 072 I000000 172 072 J000000 27 072 K000000 0 072 L000000 98 072 M000000 68 072 N000000 30 072 O000000 38 072 P000000 0 072 Q000000 0 072 R000000 34 072 S000000 19 072 T000000 0 072 U000000 0 072 V000000 0 072 W000000 22 072 X000000 2450 072 Y000000 0 072 Z000000 2390 072AA000000 11392 072BB000000 148 072CC010000 0 072CC020000 66021 072DD010000 89 072DD020000 0 072EE000000 17222 073 A010000 0.0100 073 A020000 0.0000 073 B000000 1.9900 073 C000000 0.0000 074 A000000 0 074 B000000 0 074 C000000 13081 074 D000000 22612 074 E000000 4698 074 F000000 503058 074 G000000 0 074 H000000 0 074 I000000 0 074 J000000 0 074 K000000 0 074 L000000 1281 074 M000000 0 074 N000000 544730 074 O000000 1636 074 P000000 312 074 Q000000 0 074 R010000 0 074 R020000 0 074 R030000 0 074 R040000 259 074 S000000 54153 074 T000000 488370 074 U010000 8655 074 U020000 0 074 V010000 56.42 074 V020000 0.00 074 W000000 0.0000 074 X000000 11669 074 Y000000 0 075 A000000 0 075 B000000 563985 076 000000 52.78 077 A000000 Y 077 B000000 N 077 C000000 Y 078 000000 N 080 A000000 NATIONAL UNION FIRE INSURANCE CO. 080 C000000 7400 081 A000000 Y 081 B000000 7 082 A000000 N 082 B000000 0 083 A000000 N 083 B000000 0 084 A000000 N 084 B000000 0 085 A000000 Y 085 B000000 N 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 0 087 A010000 COMMON STOCK 087 A020000 836144-10 087 A030000 SOR 087 B010000 $2.40 CUMULATIVE PREFERRED STOCK 087 B020000 836144-20 087 B030000 SOR+ 088 A000000 N 088 B000000 N 088 C000000 N 088 D000000 Y SIGNATURE J Richard Atwood TITLE Treasurer