Stock Trading History of Nell Steven E

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Nell Steven E since year 2005. The trader's CIK number is 1248967. At the time of this reporting, Nell Steven E is the Chief Financial Officer of Bok Financial Corp Et Al . (stock ticker symbol BOKF). See this page for all insider trading activities at Bok Financial Corp Et Al .

Stock purchases, sales, and option exercises reported by insider *Nell Steven E* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-05-06	BOKF	Bok Financial Corp Et Al	Option Exercise	13,103	28.41	372,200
2008-01-23	BOKF	Bok Financial Corp Et Al	Option Exercise	965	46.18	44,563
2007-12-10	BOKF	Bok Financial Corp Et Al	Option Exercise	745	47.99	35,752
2007-11-13	BOKF	Bok Financial Corp Et Al	Option Exercise	791	44.00	34,804
2007-06-27	BOKF	Bok Financial Corp Et Al	Option Exercise	9,015	23.95	215,935
2007-02-05	BOKF	Bok Financial Corp Et Al	Option Exercise	965	49.00	47,285
2006-12-29	BOKF	Bok Financial Corp Et Al	Option Exercise	745	49.09	36,572
2006-11-30	BOKF	Bok Financial Corp Et Al	Option Exercise	791	45.43	35,935
2006-08-07	BOKF	Bok Financial Corp Et Al	Option Exercise	7,983	19.95	159,226
2006-01-31	BOKF	Bok Financial Corp Et Al	Option Exercise	965	37.43	36,119
2006-01-13	BOKF	Bok Financial Corp Et Al	Option Exercise	745	37.65	28,049
2005-11-25	BOKF	Bok Financial Corp Et Al	Sale	500	47.25	23,625

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Nell Steven E (Chief Financial Officer of Bok Financial Corp Et Al at the time of this reporting) see the Securities and Exchange Commission (SEC) website.