Insider Transactions

Date	Name	Title	Type	Shares Traded	Price Range
May 7, 2008	Boone, Christopher l	Officer	Statement of Ownership	0	n/a
Jan 21, 2008	Crews, Mark e	Officer	Statement of Ownership	0	n/a
Sep 5, 2007	Orr, Terry l	Officer	Statement of Ownership	0	n/a
Aug 5, 2009	Stewart, Richard Ross	Director	Statement of Ownership	0	n/a
May 25, 2011	Cestero, Alejandro	Officer	Buy	20	82.89
Feb 22, 2010	Perez, Paul g	Officer	Sell	100	77.50
Feb 22, 2010	Perez, Paul g	Officer	Option Execute	100	18.50
Nov 23, 2011	Wiener, Thomas e	Director	Disposition (Non Open Market)	100	59.95
Aug 14, 2008	Smith, Douglas V	Director	Option Execute	101	63.80
Aug 14, 2008	Smith, Douglas V	Director	Sell	101	93.94
Jun 23, 2010	Wiener, Thomas e	Director	Disposition (Non Open Market)	150	41.68
Jan 8, 2007	Wiener, Thomas e	Director	Disposition (Non Open Market)	150	58.02
Jul 28, 2008	Boone, Christopher l	Officer	Sell	200	88.11 - 88.13
Nov 7, 2007	Semlinger, Scott h	Officer	Sell	200	55.85
Aug 18, 2009	Wiener, Thomas e	Director	Disposition (Non Open Market)	200	44.93
May 9, 2013	Wiener, Thomas e	Director	Disposition (Non Open Market)	390	88.38
Nov 1, 2012	Cestero, Alejandro	Officer	Disposition (Non Open Market)	424	50.47
Nov 1, 2012	Hay, Claude d	Officer	Disposition (Non Open Market)	468	50.47
May 21, 2008	Perez, Paul g	Officer	Sell	469	81.50
May 21, 2008	Perez, Paul g	Officer	Option Execute	469	60.34
Showing 1-20 of 254 transactions Page: 1 2 3 4 5 6 7 8 9 10 11 12 13  See Next 20

Stock transaction information provided by EDGAR Online. Lufkin Industries, Inc. makes no representation or warranty with respect to any of the information contained herein, takes no responsibility for supplementing, updating or correcting any such information and shall have no liability with respect to any such information. This listing does not include derivatives, such as stock option grants or shares purchased through an employee stock purchase plan. For recent transactions, including derivative transactions, see our Section 16 SEC filings page.