SOUTHERN COPPER CORP/ — Director's Dealing 2008

Dec 5, 2008

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SOUTHERN COPPER CORP/ (PCU)
CIK: 0001001838
Period of Report: 2008-10-22

Reporting Person: GRUPO MEXICO SA DE CV /FI (10% Owner)
Reporting Person: AMERICAS MINING CORP (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2008-10-22	Common Stock	P	438500	$10.48	Acquired	663778034	Indirect
2008-10-23	Common Stock	P	425000	$10.27	Acquired	664203034	Indirect
2008-10-24	Common Stock	P	620750	$10.16	Acquired	664823784	Indirect
2008-10-28	Common Stock	P	515750	$10.49	Acquired	665339534	Indirect
2008-10-29	Common Stock	P	250000	$12.78	Acquired	665589534	Indirect
2008-10-30	Common Stock	P	488000	$14.31	Acquired	666077534	Indirect
2008-10-31	Common Stock	P	422466	$14.33	Acquired	666500000	Indirect
2008-11-03	Common Stock	P	290000	$14.89	Acquired	666790000	Indirect
2008-11-05	Common Stock	P	1105400	$15.78	Acquired	667895400	Indirect
2008-11-06	Common Stock	P	539000	$14.08	Acquired	668434400	Indirect
2008-11-07	Common Stock	P	565600	$14.18	Acquired	669000000	Indirect
2008-11-10	Common Stock	P	500000	$14.78	Acquired	669500000	Indirect
2008-11-11	Common Stock	P	500000	$13.76	Acquired	670000000	Indirect
2008-11-12	Common Stock	P	267600	$12.93	Acquired	670267600	Indirect
2008-11-13	Common Stock	P	432400	$12.85	Acquired	670700000	Indirect
2008-11-18	Common Stock	P	750000	$11.27	Acquired	671450000	Indirect
2008-11-19	Common Stock	P	180000	$10.77	Acquired	671630000	Indirect
2008-11-20	Common Stock	P	600000	$10.14	Acquired	672230000	Indirect
2008-11-21	Common Stock	P	656400	$10.33	Acquired	672886400	Indirect
2008-11-24	Common Stock	P	113600	$12.82	Acquired	673000000	Indirect
2008-12-02	Common Stock	P	500000	$12.47	Acquired	673500000	Indirect
2008-12-03	Common Stock	P	620000	$12.23	Acquired	674120000	Indirect

Footnotes

F1: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.18 to $11.51, inclusive. The reporting persons undertake to provide to Southern Copper Corporation, any security holder of Southern Copper Corporation or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) and in footnotes (3) through (23) to this Form 4.

F2: Americas Mining Corporation ("AMC") directly owns 673,500,000 shares of Common Stock. AMC is owned by Grupo Mexico, S.A.B. de C.V.

F3: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.00 to $11.18, inclusive.

F4: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $9.13 to $10.86, inclusive.

F5: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $9.30 to $11.75, inclusive.

F6: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $12.06 to $13.54, inclusive.

F7: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $13.35 to $15.04, inclusive.

F8: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $13.45 to $14.68, inclusive.

F9: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $14.06 to $15.10, inclusive.

F10: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $15.00 to $16.26, inclusive.

F11: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $13.64 to $14.90, inclusive.

F12: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $13.61 to $14.78, inclusive.

F13: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $14.42 to $15.67, inclusive.

F14: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $13.25 to $14.52, inclusive.

F15: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $12.68 to $13.80, inclusive.

F16: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $12.25 to $15.12, inclusive.

F17: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.03 to $12.17, inclusive.

F18: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.08 to $11.62, inclusive.

F19: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $9.12 to $10.77, inclusive.

F20: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $9.56 to $10.99, inclusive.

F21: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.30 to $13.43, inclusive.

F22: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $12.04 to $12.66, inclusive.

F23: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.00 to $12.59, inclusive.