COMSAT CORP

5,7

General form for quarterly reports under Section 13 or 15(d)

Certification of termination of registration of a class of securities (Section 12(b))

Annual report pursuant to Section 13 or 15(d) (amendment)

General form for quarterly reports under Section 13 or 15(d)

Annual report pursuant to Section 13 or 15(d)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

General form for quarterly reports under Section 13 or 15(d)

Beneficial ownership report for a holder of more than 5% (Schedule 13D) (amendment)

No description available

No description available

Beneficial ownership report for a holder of more than 5% (Schedule 13D)

No description available

No description available

No description available

No description available

5

No description available

No description available

No description available

No description available

General form for quarterly reports under Section 13 or 15(d)

Additional Information for Proxy Statement/ Votes

Beneficial ownership report for a holder of more than 5% (Schedule 13D)

Additional Information for Proxy Statement/ Votes

5,7

No description available

No description available

Additional Information for Proxy Statement/ Votes

5,7

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

General form for quarterly reports under Section 13 or 15(d)

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

No description available

No description available

Annual report pursuant to Section 13 or 15(d)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

5

5,7

General form for quarterly reports under Section 13 or 15(d)

5,7

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

1

1

1

General form for quarterly reports under Section 13 or 15(d)

2

General form for quarterly reports under Section 13 or 15(d)

Definitive Proxy Statement

6

2

General form for quarterly reports under Section 13 or 15(d)

2

No description available

No description available

Annual report pursuant to Section 13 or 15(d) (amendment)

Preliminary Proxy Statement

Additional proxy soliciting materials filed by a non-management party

Current report pursuant to Section 13 or 15(d)

Additional Information for Proxy Statement/ Votes

No description available

No description available

No description available

Annual report pursuant to Section 13 or 15(d)

1

General form for quarterly reports under Section 13 or 15(d)

1

Current report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Registration statement under Securities Act of 1933 (amendment)

Current report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Registration statement under Securities Act of 1933

Current report pursuant to Section 13 or 15(d)

Definitive Proxy Statement

Prospectus Supplement with Pricing Information

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Definitive Proxy Statement

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Definitive Proxy Statement