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William John Gibson

Insider Trading: Purchases
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
OKS $82.70 2,500 Officer, Director, Other 20,000 2011-03-07 Filing
OKS $57.71 2,500 Officer, Director, Other 17,500 2010-05-19 Filing
OKS $44.44 5,000 Officer, Director, Other 15,000 2009-06-17 Filing