Iii Malachi Aaron Mixon

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
PKOH	$20.89	168	$3,509.52	0	2010-12-16	Filing
PKOH	$20.88	100	$2,088.00	168	2010-12-16	Filing
PKOH	$20.87	202	$4,215.74	268	2010-12-16	Filing
PKOH	$20.86	1,098	$22,904.28	470	2010-12-16	Filing
PKOH	$20.85	931	$19,411.35	1,568	2010-12-16	Filing
PKOH	$20.75	1,000	$20,750.00	2,499	2010-12-16	Filing
PKOH	$20.71	100	$2,071.00	3,499	2010-12-16	Filing
PKOH	$20.70	900	$18,630.00	3,599	2010-12-16	Filing
PKOH	$20.67	100	$2,067.00	4,499	2010-12-16	Filing
PKOH	$20.66	100	$2,066.00	4,599	2010-12-16	Filing
PKOH	$20.56	100	$2,056.00	4,699	2010-12-16	Filing
PKOH	$20.55	772	$15,864.60	4,799	2010-12-16	Filing
PKOH	$20.54	700	$14,378.00	5,571	2010-12-16	Filing
PKOH	$20.50	28	$574.00	6,271	2010-12-16	Filing
PKOH	$20.44	200	$4,088.00	6,299	2010-12-16	Filing
PKOH	$20.43	100	$2,043.00	6,499	2010-12-16	Filing
PKOH	$20.42	100	$2,042.00	6,599	2010-12-16	Filing
PKOH	$20.40	200	$4,080.00	6,699	2010-12-16	Filing
PKOH	$20.32	300	$6,096.00	6,899	2010-12-16	Filing
PKOH	$20.30	900	$18,270.00	7,199	2010-12-16	Filing