LUFKIN INDUSTRIES INC

Quarterly Report for period ending 2013-03-31

Annual Report for period ending 2012-12-31

Quarterly Report for period ending 2012-09-30

Quarterly Report for period ending 2012-06-30

Quarterly Report for period ending 2012-03-31

Annual Report for period ending 2011-12-31

Quarterly Report for period ending 2011-09-30

Quarterly Report for period ending 2011-06-30

Quarterly Report for period ending 2011-04-30

Annual Report for period ending 2010-12-31

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Notice of termination of registration of a class of securities under Section 12(g)

Notice of Effectiveness

Post-effective amendment to a registration statement that is not immediately effective upon filing

Notification filed by national security exchange to report the removal from listing and registration of matured, redeemed or retired securities

A correspondence can be sent as a document with another submission type or can be sent as a separate submission.

Exempt (Private) Offering

A correspondence can be sent as a document with another submission type or can be sent as a separate submission.

A correspondence can be sent as a document with another submission type or can be sent as a separate submission.

Notice of termination of registration of a class of securities under Section 12(g)

Form for registration of a class of securities pursuant to Section 12(g)

EARNEST PARTNERS LLC: Major Shareholders

Gifford Brian J: Statement of changes in beneficial ownership of securities

HAY CLAUDE D: Statement of changes in beneficial ownership of securities

SEMLINGER SCOTT H: Statement of changes in beneficial ownership of securities

ANDERSON JOHN F: Statement of changes in beneficial ownership of securities

BAER SUZANNE V: Statement of changes in beneficial ownership of securities

Hofmeister John: Statement of changes in beneficial ownership of securities

JONGEBLOED JAMES T: Statement of changes in beneficial ownership of securities

JONGEBLOED JAMES T: Statement of changes in beneficial ownership of securities

Hofmeister John: Statement of changes in beneficial ownership of securities

Post-effective amendment to a S-8 registration statement

Post-effective amendment to a S-8 registration statement

Post-effective amendment to a S-8 registration statement

Post-effective amendment to a S-8 registration statement

Prospectus filed pursuant to Rule 424(b)(2)

Automatic shelf registration statement of securities of well-known seasoned issuers

Prospectus filed pursuant to Rule 424(b)(2)

Initial registration statement for securities to be offered to employees pursuant to employee benefit plans

Post-effective amendment to a S-8 registration statement

Post-effective amendment to a S-8 registration statement

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive proxy statement relating to a merger, acquisition, or disposition

Preliminary proxy statement relating to a merger, acquisition, or disposition

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.