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MANNKIND CORP

For the period ended Mar 31, 2026. Filed May 6, 2026.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Mar 31, 2026 · Filed May 6, 2026

MNKD$4.19+7.4%Stored close · as of Nov 9, 2026

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Item 5. Other Information

During the three months ended March 31, 2026, one of our officers (as defined in Rule 16a-1(f) under the Exchange Act) terminated a written trading plan for the orderly disposition of the Company’s securities as set forth in the table below:

Type of Trading Arrangement
Name and PositionActionDate of ActionRule 10b5-1(1)Non-Rule 10b5-1(2)Total Shares of Common Stock to be SoldTotal Shares of Common Stock to be PurchasedExpiration Date
Michael CastagnaChief Executive OfficerTerminationMarch 11, 2026X—692,665—March 11, 2026

(1)

Contract, instruction or written plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Exchange Act.

(2)

"Non-Rule 10b5-1 trading arrangement" as defined in Item 408(c) of Regulation S-K under the Exchange Act.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.