Iii Malachi Aaron Mixon

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
PKOH	$22.20	1,120	$24,864.00	32,900	2010-12-16	Filing
PKOH	$22.19	500	$11,095.00	34,020	2010-12-16	Filing
PKOH	$22.18	714	$15,836.52	34,520	2010-12-16	Filing
PKOH	$22.18	100	$2,217.50	35,234	2010-12-16	Filing
PKOH	$22.17	1,906	$42,256.02	35,334	2010-12-16	Filing
PKOH	$22.16	2,096	$46,447.36	37,240	2010-12-16	Filing
PKOH	$22.16	130	$2,880.15	39,336	2010-12-16	Filing
PKOH	$22.15	300	$6,646.14	39,466	2010-12-16	Filing
PKOH	$22.15	99	$2,193.09	39,766	2010-12-16	Filing
PKOH	$22.15	100	$2,215.16	39,865	2010-12-16	Filing
PKOH	$22.15	500	$11,075.05	39,965	2010-12-16	Filing
PKOH	$22.15	12,889	$285,491.35	40,465	2010-12-16	Filing
PKOH	$22.09	200	$4,418.00	53,354	2010-12-16	Filing
PKOH	$22.07	1,000	$22,070.00	53,554	2010-12-16	Filing
PKOH	$21.47	200	$4,294.00	54,554	2010-12-16	Filing
PKOH	$21.46	100	$2,146.30	54,754	2010-12-16	Filing
PKOH	$21.46	298	$6,395.08	54,854	2010-12-16	Filing
PKOH	$21.46	100	$2,145.50	55,152	2010-12-16	Filing
PKOH	$21.45	300	$6,435.03	55,252	2010-12-16	Filing
PKOH	$21.45	400	$8,580.00	55,552	2010-12-16	Filing