MORNINGSTAR INC

Ticker: MORN CUSIP: 617700109 Class: Common Stock

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q4 2015

Shares 1,100 Value ($000) $88 Avg Close $81.02 Range $77.61 - $84.99

Q3 2015

Shares 304 Value ($000) $24 Avg Close $81.64 Range $76.60 - $86.88

Q2 2015

Shares 200 Value ($000) $16 Avg Close $76.58 Range $71.89 - $80.93

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2015	1,100	$88	$81.02	$77.61 - $84.99
Q3 2015	304	$24	$81.64	$76.60 - $86.88
Q2 2015	200	$16	$76.58	$71.89 - $80.93