MANNKIND CORP

Ticker: MNKD CUSIP: 56400P706 Class: Common Stock

Marathon Trading Investment Management LLC's Holding History (CIK: 0001572748)

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

Q4 2018

Shares 45,800 Value ($000) $49 Avg Close $1.70 Range $0.94 - $2.19

Q3 2018

Shares 86,200 Value ($000) $158 Avg Close $1.53 Range $0.98 - $3.04

Q2 2018

Shares 93,200 Value ($000) $177 Avg Close $1.87 Range $1.59 - $2.45

Q1 2017

Shares 42,000 Value ($000) $62 Avg Close $2.62 Range $1.44 - $3.60

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	45,800	$49	$1.70	$0.94 - $2.19
Q3 2018	86,200	$158	$1.53	$0.98 - $3.04
Q2 2018	93,200	$177	$1.87	$1.59 - $2.45
Q1 2017	42,000	$62	$2.62	$1.44 - $3.60