Oklahoma 000-19341 73-1373454
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(State or other jurisdiction (Commission (IRS Employer
of incorporation) File Number) Identification No.)
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(c)
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Exhibits
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99(a)
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Text of Press Release, dated April 27, 2010 titled “BOK Financial Reports Quarterly Earnings of $60 Million or $0.88 per Share – Credit Quality Indicators Maintain Positive Course”
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99(b)
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Financial Information for the Three Months Ended March 31, 2010
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