X0202 3 2006-08-07 0 0000057497 LAMSON & SESSIONS CO LMS 0001372295 Pearch Michael R 25701 SCIENCE PARK DRIVE CLEVELAND OH 44122 0 1 0 0 Vice Pres. Supply Chain Mgmt. COMMON STOCK 2438 I SEE FOOTNOTE Stock Option (Right to Buy Common Stock) 6.938 1999-02-26 2008-02-26 COMMON STOCK 6500 D Stock Option (Right to Buy Common Stock) 4.968 2000-02-25 2009-02-25 COMMON STOCK 4000 D Stock Option (Right to Buy Common Stock) 6.625 2001-02-23 2010-02-23 COMMON STOCK 4000 D Stock Option (Right to Buy Common Stock) 9.88 2002-02-21 2011-02-21 COMMON STOCK 3500 D Stock Option (Right to Buy Common Stock) 4.10 2003-02-20 2012-02-20 COMMON STOCK 3000 D Stock Option (Right to Buy Common Stock) 3.44 2004-02-18 2013-02-18 COMMON STOCK 3000 D Held under The Lamson & Sessions Co. Deferred Savings Plan (the "401(k) Plan"). Grant to reporting person of option to buy 6,500 shares of the Company's Common Stock under the Lamson & Sessions 1988 Incentive Equity Performance Plan. Option became exercisable as follows: one-half on February 26, 1999 and one-half on February 26, 2000. Grant to reporting person of option to buy 4,000 shares of the Company's Common Stock under the Lamson & Sessions 1998 Incentive Equity Plan. Option became exercisable as follows; one-half on February 25, 2000 and one-half on February 25, 2001. Grant to reporting person of option to buy 4,000 shares of the Company's Common Stock under the Lamson & Sessions 1998 Incentive Equity Plan. Option became exercisable over two years as follows: one-half on February 23, 2001 and one-half on February 23, 2002. Grant to reporting person of option to buy 3,500 shares of the Company's Common Stock under the Lamson & Sessions 1998 Incentive Equity Plan. Option became exercisable as follows; one-half on February 21, 2002 and one-half on February 21, 2003. Grant to reporting person of option to buy 3,000 shares of the Company's Common Stock under the Lamson & Sessions 1998 Incentive Equity Plan. Option became exercisable as follows; one-half on February 20, 2003 and one-half on February 20, 2004. Grant to reporting person of option to buy 3,000 shares of the Company's Common Stock under the Lamson & Sessions 1998 Incentive Equity Plan. Option is exercisable over two years as follows: one-half on February 18, 2004 and one-half on February 18, 2005. /s/ Aileen Liebertz Attorney-in-Fact for Michael R. Pearch 2006-08-11