BOK FINL CORP

Ticker: BOKF CUSIP: 05561Q201 Class: Common Stock

Twin Tree Management, LP's Holding History (CIK: 0001535588)

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

Q1 2021

Shares 402 Value ($000) $36 Avg Close $74.91 Range $59.85 - $87.65

Q2 2020

Shares 4 Value ($000) $0 Avg Close $44.15 Range $32.74 - $58.56

Q1 2020

Shares 900 Value ($000) $38 Avg Close $60.19 Range $29.62 - $74.88

Q4 2019

Shares 230 Value ($000) $20 Avg Close $69.18 Range $61.16 - $75.14

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2021	402	$36	$74.91	$59.85 - $87.65
Q2 2020	4	$0	$44.15	$32.74 - $58.56
Q1 2020	900	$38	$60.19	$29.62 - $74.88
Q4 2019	230	$20	$69.18	$61.16 - $75.14