ISHARES TR

Ticker: USIG CUSIP: 464288620 Class: USD INV GRDE ETF

BOKF, NA's Holding History (CIK: 0000009634)

Note: Option positions (PUT/CALL) are excluded.

Q3 2017

Shares 410 Value ($000) $46 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	410	$46	—	—