X0202 4 2005-10-19 1 0000854860 WILLIAMS CONTROLS INC WMCO 0001176392 AMERICAN INDUSTRIAL PARTNERS CAPITAL FUND III LP C/O AMERICAN INDUSTRIAL PARTNERS ONE MARITIME PLAZA, SUITE 2525 SAN FRANCISCO CA 94111 0 0 1 0 0001304468 American Industrial Partners III CORP C/O AMERICAN INDUSTRIAL PARTNERS ONE MARITIME PLAZA, SUITE 2525 SAN FRANCISCO CA 94111 0 0 1 0 0001304469 American Industrial Partners III, L.P. C/O AMERICAN INDUSTRIAL PARTNERS ONE MARITIME PLAZA, SUITE 2525 SAN FRANCISCO CA 94111 0 0 1 0 0001297867 Bingham W Richard C/O AMERICAN INDUSTRIAL PARTNERS ONE MARITIME PLAZA, SUITE 2525 SAN FRANCISCO CA 94111 0 0 1 0 Common Stock 2005-10-19 4 D 0 2500000 1.28 D 4265045 I Through American Industrial Partners Capital Fund III, L.P. Common Stock 2005-10-19 4 S 0 4265045 1.28 D 0 I Through American Industrial Partners Capital Fund III, L.P. Call Option (obligation to sell) 2.00 2005-10-19 4 H 0 1 A 2007-10-31 2007-10-31 Common Stock 7000000 1 I Through American Industrial Partners Capital Fund III, L.P. Put Option (right to sell) 1.00 2005-10-19 4 H 0 1 A 2006-09-30 2007-09-30 Common Stock 7000000 1 I Through American Industrial Partners Capital Fund III, L.P. These shares were owned of record by American Industrial Partners Capital Fund III, L.P., a Delaware limited partnership (AIPCF III), of which American Industrial Partners III, L.P., a Delaware limited partnership (AIP III) is the general Partner. American Industrial Partners III Corporation, a Delaware corporation (AIP III Corp.), is the general partner of AIP III. W. Richard Bingham controls AIP III Corp. Each of Mr. Bingham, AIP III and AIP III Corp. disclaims beneficial ownership of such shares, except to the extent of any pecuniary interest therein. Settlement of put and call options were part of sale of 2,500,000 shares of common stock to Issuer. /s/ W. Richard Bingham 2005-10-20 /s/ W. Richard Bingham 2005-10-20 /s/ W. Richard Bingham 2005-10-20 /s/ W. Richard Bingham 2005-10-20