MEDIFAST INC

Ticker: MED CUSIP: 58470H101 Class: Common Stock

Assenagon Asset Management S.A.'s Holding History (CIK: 0001546007)

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

Q4 2018

Shares 64,461 Value ($000) $8,059 Avg Close $139.91 Range $92.77 - $182.91

Q4 2017

Shares 34,616 Value ($000) $2,417 Avg Close $53.33 Range $47.43 - $60.08

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	64,461	$8,059	$139.91	$92.77 - $182.91
Q4 2017	34,616	$2,417	$53.33	$47.43 - $60.08