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

                                    FORM 13F

                               FORM 13F COVER PAGE
                               -------------------

Report for the Calendar Year or Quarter Ended:   September 30, 2004

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:       CIGNA Corporation
Address:    One Liberty Place
            Philadelphia, PA  19192-1550


Form 13F File Number:      28-1157

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:      Jeffrey S. Winer
Title:     Assistant Corporate Secretary
Phone:     860-534-5576

Signature, Place, and Date of Signing:

/s/ Jeffrey S. Winer
--------------------------------------------------------------------------------
[Signature]

Hartford, CT
--------------------------------------------------------------------------------
[City, State]

November 12, 2004
--------------------------------------------------------------------------------
[Date]

Report Type (Check only one):

[ ]   13F HOLDINGS REPORT. (Check here if all holdings of this reporting 
      manager are reported in this report.)
[ ]   13F NOTICE. (Check here if no holdings reported are in this report, and
      all holdings are reported by other reporting manager(s).)
[X]   13F COMBINATION REPORT. (Check here if a portion of the holdings for this
      reporting manager are reported in this report and a portion are reported
      by other reporting manager(s).)

List of Other Managers Reporting for this Manager:

Form 13F File Number 28-2293

Name:     TimesSquare Capital Management, Inc.




                              FORM 13F SUMMARY PAGE
                              ---------------------

Report Summary:

Number of Other Included Managers:        0

Form 13F Information Table Entry Total:   4

Form 13F Information Table Value Total:   $41,728        (thousands)


List of Other Included Managers:

       Provide a numbered list of the name(s) and Form 13F file number(s) of all
institutional investment managers with respect to which this report is filed,
other than the manager filing this report.

NONE








                                                      FORM 13F INFORMATION TABLE
------------------------------------------------------------------------------------------------------------------------------------
NAME OF                   TITLE      CUSIP      VALUE      SHRS OR SH/PRN   PUT/ INVESTMENT OTHER           VOTING AUTHORITY
ISSUER                    OF CLASS              (X$1000)   PRN AMT          CALL DISCRETION MANAGERS    SOLE     SHARED      NONE
--------                  --------   --------   --------   ------- -------- ---- --------   -------- --------- --------- -----------
COLUMN 1                  COLUMN 2   COLUMN 3   COLUMN 4           COLUMN 5      COLUMN 6   COLUMN 7           COLUMN 8
--------                  --------   --------   --------   --------------------- ---------  -------- --------- --------- -----------
                                                                                        
BROOKSTONE INC            COM        114537103       435    23,044 SH            DEFINED                23,044
TREX COMPANY INC          COM        89531P105     6,844   154,568 SH            DEFINED               154,568
TREX COMPANY INC          COM        89531P105     4,720   106,601 SH            DEFINED               106,601
TREX COMPANY INC          COM        89531P105     2,674    60,382 SH            DEFINED                60,382
BROOKSTONE INC            COM        114537103     1,568    82,998 SH            DEFINED                82,998
TREX COMPANY INC          COM        89531P105     1,354    30,584 SH            DEFINED                30,584
CIGNA CORPORATION         COM        125509109    20,367   292,500 SH            DEFINED               292,500
EL PASO CORP              COM        28336L109       586    63,764 SH            DEFINED                63,764
TREX COMPANY INC          COM        89531P105     3,180    71,814 SH            DEFINED                71,814