Bok Financial Corp (BOKF)

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Institutional Investors' Holdings

Filing Period:

No.	Name	Shares	Value	% Port
1.	George Kaiser Family Foundation	3,361,707	$350,121,784	51.45%
2.	Dimensional Fund Advisors Lp	2,463,151	$256,531,180	0.06%
3.	Vanguard Group Inc	2,412,199	$251,230,526	0%
4.	Fmr Llc	1,574,113	$163,943,897	0.01%
5.	Blackrock, Inc.	1,235,904	$128,719,419	0%