F Edward Crawford

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
PKOH	$19.57	600	$11,742.00	2,045,042	2011-11-11	Filing
PKOH	$19.50	1,300	$25,350.13	2,045,642	2011-11-11	Filing
PKOH	$19.50	1,500	$29,250.00	2,046,942	2011-11-11	Filing
PKOH	$19.45	2,280	$44,346.00	2,048,442	2011-11-11	Filing
PKOH	$19.40	1,444	$28,013.60	2,050,722	2011-11-11	Filing
PKOH	$19.38	1,450	$28,101.00	2,052,166	2011-11-11	Filing
PKOH	$19.37	900	$17,433.00	2,053,616	2011-11-11	Filing
PKOH	$19.36	2,250	$43,551.90	2,054,516	2011-11-11	Filing
PKOH	$19.31	2,200	$42,477.60	2,056,766	2011-11-11	Filing
PKOH	$19.31	2,100	$40,544.07	2,058,966	2011-11-11	Filing
PKOH	$19.30	1,444	$27,870.50	2,061,066	2011-11-11	Filing
PKOH	$19.30	700	$13,510.00	2,062,510	2011-11-11	Filing
PKOH	$19.08	201	$3,835.08	2,063,210	2011-11-10	Filing
PKOH	$19.17	300	$5,751.00	2,063,411	2011-11-10	Filing
PKOH	$19.10	2,100	$40,111.05	2,063,711	2011-11-10	Filing
PKOH	$19.10	3,000	$57,314.10	2,065,811	2011-11-10	Filing
PKOH	$18.30	592	$10,833.60	2,068,811	2011-11-09	Filing
PKOH	$18.65	1,200	$22,380.00	2,069,403	2011-11-09	Filing
PKOH	$21.70	1	$21.70	2,070,603	2011-05-31	Filing
PKOH	$21.61	2,000	$43,222.00	2,070,604	2011-05-31	Filing