MIMEDX GROUP INC

Ticker: MDXG CUSIP: 602496101 Class: Common Stock

B. Riley Financial, Inc.'s Holding History (CIK: 0001464790)

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

Q4 2017

Shares 27,300 Value ($000) $344 Avg Close $12.19 Range $10.41 - $14.37

Q2 2017

Shares 59,900 Value ($000) $897 Avg Close $13.34 Range $9.43 - $16.20

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	27,300	$344	$12.19	$10.41 - $14.37
Q2 2017	59,900	$897	$13.34	$9.43 - $16.20