UNITED STATES
                      SECURITIES AND EXCHANGE COMMISSION
                            Washington, D.C. 20549

                                   FORM 13F

                             FORM 13F COVER PAGE

Report for the Calendar Year or Quarter Ended: December 31, 2007

Check here if Amendment [ ]; Amendment Number:
This Amendment (Check only one.): [ ] is a restatement.
                                  [ ] adds new holdings entries.

Institutional Investment Manager Filing this Report:

Name:GENERAL AMERICAN INVESTORS COMPANY, INC.
Address: 100 Park Avenue, 35th Floor
         New York, NY 10017

13F File Number: 28-461

The institutional investment manager filing this report and the person by whom
it is signed hereby represent that the person signing the report is authorized
to submit it, that all information contained herein is true, correct and
complete, and that it is understood that all required items, statements,
schedules, lists, and tables, are considered integral parts of this form.




Person Signing this Report on Behalf of Reporting Manager:

Name: Eugene S. Stark
Title: Vice-President, Administration
Phone: 212-916-8447
Signature, Place, and Date of Signing:

  Eugene S. Stark   New York, NY   February 08, 2008


Report Type (Check only one.):

[X]    13F HOLDINGS REPORT.

[ ]    13F NOTICE.

[ ]    13F COMBINATION REPORT.


List of Other Managers Reporting for this Manager:

        Form 13F File Number                Name


I AM SIGNING THIS REPORT AS REQUIRED BY THE SECURITIES EXCHANGE ACT OF 1934.


FORM 13F SUMMARY PAGE


Report Summary:

Number of Other Included Managers:       0

Form 13F Information Table Entry Total:  57

Form 13F Information Table Value Total:  $1269651079



List of Other Included Managers:

No.   13F File Number    Name





                                                                               
                                                             VALUE    SHARES/ SH/ PUT/ INVSTMT            -----VOTING AUTHORITY-----
  NAME OF ISSUER                 -TITLE OF CLASS- --CUSIP-- x$1000    PRN AMT PRN CALL DSCRETN -MANAGERS-     SOLE   SHARED     NONE
ABB Ltd. ADR                     COMMON           000375204    28800  1000000 SH       SOLE                1000000        0        0
Arch Capital Group Ltd.          COMMON           G0450A105    23567   335000 SH       SOLE                 335000        0        0
Adams Express Company            COMMON           006212104     1663   117798 SH       SOLE                 117798        0        0
American International Group,Inc COMMON           026874107    21280   365000 SH       SOLE                 365000        0        0
Alexander & Baldwin, Inc.        COMMON           014482103    12197   236100 SH       SOLE                 236100        0        0
Alkermes, Inc.                   COMMON           01642T108     1247    80000 SH       SOLE                  80000        0        0
The Allstate Corporation         COMMON           020002101    15147   290000 SH       SOLE                 290000        0        0
Apache Corporation               COMMON           037411105    64524   600000 SH       SOLE                 600000        0        0
Activision, Inc.                 COMMON           004930202    20790   700000 SH       SOLE                 700000        0        0
AXIS Capital Holdings Limited    COMMON           G0692U109    14224   365000 SH       SOLE                 365000        0        0
BearingPoint, Inc.               COMMON           074002106     4967  1755000 SH       SOLE                1755000        0        0
Biogen Idec Inc.                 COMMON           09062X103     5123    90000 SH       SOLE                  90000        0        0
Berkshire Hathaway Inc. Class A  COMMON           084670108    30444      215 SH       SOLE                    215        0        0
CB Richard Ellis Group, Inc.     COMMON           12497T101     8620   400000 SH       SOLE                 400000        0        0
Central Securities Corporation   COMMON           155123102      821    30578 SH       SOLE                  30578        0        0
Chimera Investment Corporation   COMMON           16934Q109     9834   550000 SH       SOLE                 550000        0        0
Costco Wholesale Corporation     COMMON           22160K105    40112   575000 SH       SOLE                 575000        0        0
Carpenter Technology Corporation COMMON           144285103    24130   321000 SH       SOLE                 321000        0        0
Cisco Systems, Inc.              COMMON           17275R102    24363   900000 SH       SOLE                 900000        0        0
CEMEX, S.A. de C.V. ADR          COMMON           151290889    57539  2225862 SH       SOLE                2225862        0        0
Cytokinetics, Incorporated       COMMON           23282W100     2506   529900 SH       SOLE                 529900        0        0
Dell Inc.                        COMMON           24702R101    36765  1500000 SH       SOLE                1500000        0        0
Diageo plc ADR                   COMMON           25243Q205    30041   350000 SH       SOLE                 350000        0        0
Genentech, Inc.                  COMMON           368710406    13414   200000 SH       SOLE                 200000        0        0
Fidelity National Financial, Inc COMMON           31620R105    18263  1250000 SH       SOLE                1250000        0        0
Gilead Sciences, Inc.            COMMON           375558103     5498   119500 SH       SOLE                 119500        0        0
Halliburton Company              COMMON           406216101    30328   800000 SH       SOLE                 800000        0        0
The Home Depot, Inc.             COMMON           437076102    34429  1278000 SH       SOLE                1278000        0        0
Hewitt Associates, Inc.Class A   COMMON           42822Q100    24123   630000 SH       SOLE                 630000        0        0
Lamar Advertising Company        COMMON           512815101    15579   324100 SH       SOLE                 324100        0        0
Leap Wireless International, Inc COMMON           521863308     7113   152500 SH       SOLE                 152500        0        0
MetLife, Inc.                    COMMON           59156R108    15405   250000 SH       SOLE                 250000        0        0
Microsoft Corporation            COMMON           594918104    25632   720000 SH       SOLE                 720000        0        0
M&T Bank Corporation             COMMON           55261F104    24471   300000 SH       SOLE                 300000        0        0
Nelnet, Inc.                     COMMON           64031N108    11757   925000 SH       SOLE                 925000        0        0
NetEase.com, Inc.                COMMON           64110W102     4645   245000 SH       SOLE                 245000        0        0
MetroPCS Communications Inc.     COMMON           591708102    14072   723500 SH       SOLE                 723500        0        0
PepsiCo, Inc.                    COMMON           713448108    17078   225000 SH       SOLE                 225000        0        0
PartnerRe Ltd.                   COMMON           G6852T105    23934   290000 SH       SOLE                 290000        0        0
Patterson-UTI Energy, Inc.       COMMON           703481101    13664   700000 SH       SOLE                 700000        0        0
QUALCOMM Incorporated            COMMON           747525103    31480   800000 SH       SOLE                 800000        0        0
Everest Re Group, Ltd.           COMMON           G3223R108    34136   340000 SH       SOLE                 340000        0        0
Republic Services, Inc.          COMMON           760759100    27635   881500 SH       SOLE                 881500        0        0
Royce Value Trust                COMMON           780910105     2233   120191 SH       SOLE                 120191        0        0
Sprint Nextel Corporation        COMMON           852061100    12080   920000 SH       SOLE                 920000        0        0
Target Corporation               COMMON           87612E106    16655   333100 SH       SOLE                 333100        0        0
THQ Inc.                         COMMON           872443403    10289   365000 SH       SOLE                 365000        0        0
The TJX Companies, Inc.          COMMON           872540109    60333  2100000 SH       SOLE                2100000        0        0
Talisman Energy Inc.             COMMON           87425E103    55560  3000000 SH       SOLE                3000000        0        0
Transatlantic Holdings, Inc.     COMMON           893521104    10901   150000 SH       SOLE                 150000        0        0
Textron Inc.                     COMMON           883203101    36349   509800 SH       SOLE                 509800        0        0
United Technologies Corporation  COMMON           913017109    24876   325000 SH       SOLE                 325000        0        0
Wachovia Corporation             COMMON           929903102    23388   615000 SH       SOLE                 615000        0        0
Weatherford International Ltd.   COMMON           G95089101    70315  1025000 SH       SOLE                1025000        0        0
Waste Management, Inc.           COMMON           94106L109    22216   680000 SH       SOLE                 680000        0        0
Wal-Mart Stores, Inc.            COMMON           931142103    22339   470000 SH       SOLE                 470000        0        0
Xerox Corporation                COMMON           984121103    30761  1900000 SH       SOLE                1900000        0        0