Michael A. Friedman - 20 May 2026 Form 4 Insider Report for MANNKIND CORP (MNKD)

Reporting relationship: Director
Issuer ticker: MNKD
Reported as of: 20 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 22 May 2026, 21:10:23 UTC
Prior SEC filing: 16 May 2025
Source filing: View source filing
Reporting owner signature: /s/ Michael A Friedman

Key filing fact

Michael A. Friedman filed Form 4 for MANNKIND CORP (MNKD) on 22 May 2026.

Key facts

This page summarizes Michael A. Friedman's Form 4 filing for MANNKIND CORP (MNKD).
1 reported transaction and 1 derivative row are listed below.
Accepted by SEC: 22 May 2026, 21:10.

Change

Previous filing in this sequence was filed on 16 May 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001298083 Primary reporting owner

Friedman Michael A

Relationship: Director
Address: 1 CASPER STREET, DANBURY
Signature: /s/ Michael A Friedman
Signature date: 22 May 2026

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

MNKD transaction Derivative

Restricted Stock Unit

Award

Transaction value
Shares: +82,781
Change %
Price: $0.000000^*
Shares after: 82,781
Date: 20 May 2026
Ownership: Direct
Underlying class: Common Stock, $0.01 Par Value
Underlying amount: 82,781
Exercise price
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Each restricted stock unit represents a contingent right to receive one share of MNKD common stock.

Footnote F2

Restricted stock unit vested on May 20, 2026, but the shares will not be delivered until there is a separation of service from the board of directors of MannKind Corporation.