ASARCO INC

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

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

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

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

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

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

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

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

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

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

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

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

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

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

5,7

1,5,7

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

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

No description available

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

No description available

No description available

No description available

Registration of Securities on Exchange (amendment)

No description available

No description available

5,7

5,7

5,7

Additional proxy soliciting materials filed by a non-management party

Additional proxy soliciting materials filed by a non-management party

Additional proxy soliciting materials filed by a non-management party

Additional proxy soliciting materials filed by a non-management party

Additional proxy soliciting materials filed by a non-management party

Additional proxy soliciting materials filed by a non-management party

Additional Information for Proxy Statement/ Votes

5,7

Additional Information for Proxy Statement/ Votes

Additional proxy soliciting materials filed by a non-management party

Additional Information for Proxy Statement/ Votes

Additional proxy soliciting materials filed by a non-management party

Additional Information for Proxy Statement/ Votes

Additional proxy soliciting materials filed by a non-management party

Additional proxy soliciting materials filed by a non-management party

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

5,7

No description available

Additional Information for Proxy Statement/ Votes

No description available

No description available

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

Registration of Securities on Exchange (amendment)

1

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

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

No description available

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

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

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

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

No description available

5,7

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)

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

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

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

No description available

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

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

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

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

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

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

Annual report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Current report pursuant to Section 13 or 15(d)

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

Current report pursuant to Section 13 or 15(d)

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

Prospectus Supplement for Primary Offering

Current report pursuant to Section 13 or 15(d)

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933

Current report pursuant to Section 13 or 15(d)