Steven B. Binder - 26 Feb 2026 Form 4 Insider Report for MANNKIND CORP (MNKD)

Role: Director
Signature: /s/ Steven B. Binder
Issuer symbol: MNKD
Transactions as of: 26 Feb 2026
Net transactions value: $0
Form type: 4
Filing time: 02 Mar 2026, 21:50:06 UTC
Previous filing: 17 Jul 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Binder Steven B.	Director	1 CASPER STREET, DANBURY	/s/ Steven B. Binder	02 Mar 2026	0001712601

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	MNKD	Employee Stock Option (right to buy)	Award	$0	+45,025		$0.000000	45,025	26 Feb 2026	Stock Options	45,025	$1.47	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	On August 24, 2017, the reporting person was granted an option that vests upon the achievement of certain defined performance milestones. On February 26, 2026, one of the defined performance milestones was met, resulting in the partial vesting of the option.