MIMEDX GROUP INC

Ticker: MDXG CUSIP: 602496101 Class: Common Stock

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

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

Q3 2018

Shares 30,078 Value ($000) $186 Avg Close $4.52 Range $3.01 - $8.18

Q2 2017

Shares 7,700 Value ($000) $115 Avg Close $13.34 Range $9.43 - $16.20

Q1 2017

Shares 13,000 Value ($000) $124 Avg Close $8.44 Range $7.64 - $9.85

Q4 2015

Shares 6,500 Value ($000) $61 Avg Close $8.66 Range $6.71 - $10.14

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	30,078	$186	$4.52	$3.01 - $8.18
Q2 2017	7,700	$115	$13.34	$9.43 - $16.20
Q1 2017	13,000	$124	$8.44	$7.64 - $9.85
Q4 2015	6,500	$61	$8.66	$6.71 - $10.14