LUFKIN INDUSTRIES INC

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

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

Notice of Effectiveness

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

Post Effective Amendment to S-8

Post-effective amendment to a registration statement

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Post Effective Amendment to S-8

1.02,2.01,3.01,3.03,5.01,5.02,5.03,9.01

Notification of removal from listing and/or registration on a national securities exchange

5.07,8.01,9.01

8.01

Additional Information for Proxy Statement/ Votes

Other Events

Additional Information for Proxy Statement/ Votes

Other Events

Additional Information for Proxy Statement/ Votes

8.01

Additional Information for Proxy Statement/ Votes

No description available

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

No description available

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Regulation FD Disclosure

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

1.01,9.01

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

5.03,9.01

2.02,9.01

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

2.02,9.01

5.02

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

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Letter from the SEC

Correspondence with the SEC

8.01,9.01

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

Letter from the SEC

2.02,9.01

5.07

Definitive Proxy Statement

5.02,9.01

Preliminary Proxy Statement

1.01,2.01,2.03,7.01,9.01

Prospectus Supplement for Delayed or Continuous Offering

Annual report pursuant to Section 13 or 15(d)

2.01,9.01

Prospectus Supplement for Delayed or Continuous Offering

Automatic Shelf Registration

06

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

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

Letter from the SEC

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

Correspondence with the SEC

Letter from the SEC

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

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

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

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)

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

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)

Letter from the SEC

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

Correspondence with the SEC

Letter from the SEC

Definitive Proxy Statement

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

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Post Effective Amendment to S-8

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

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

WIENER THOMAS E

Gifford Brian J

HAY CLAUDE D

SEMLINGER SCOTT H

ANDERSON JOHN F

BAER SUZANNE V

Hofmeister John

JONGEBLOED JAMES T

JONGEBLOED JAMES T

Hofmeister John

LOLLAR JOHN H

SMITH DOUGLAS V

STEWART RICHARD ROSS

TROUT H J JR

GLICK JOHN F

CREWS MARK E

Cestero Alejandro

Boone Christopher L