MANNKIND CORP — Director's Dealing 2016

May 25, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MANNKIND CORP (MNKD)
CIK: 0000899460
Period of Report: 2016-05-19

Reporting Person: Castagna Michael (Chief Commercial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-05-19	Common Stock, Par $0.01	A	80000	$0.00	Acquired	130000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-05-19	Employee Stock Option (right to buy)	$0.91	A	329200	Acquired	2026-03-14	Stock Options (329200)	Direct

Footnotes

F1: Acquired pursuant to a Restricted Stock Unit Award: 25% vest on each year anniversary of the vesting determination date and 25% each anniversary thereafter; shares shall fully vest on the fourth year anniversary of the vesting determination date.

F2: 25% vesting on the anniversary of the vesting determination date and 1/48th per month thereafter; being fully vested on the fourth anniversary of the vesting determination date.