David Thomson - 26 Feb 2026 Form 4 Insider Report for MANNKIND CORP (MNKD)

Role
EVP Genl Counsel & Secretary
Signature
/s/ David Thomson
Issuer symbol
MNKD
Transactions as of
26 Feb 2026
Net transactions value
$0
Form type
4
Filing time
02 Mar 2026, 21:50:04 UTC
Previous filing
04 Dec 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Thomson David EVP Genl Counsel & Secretary 1 CASPER STREET, DANBURY /s/ David Thomson 02 Mar 2026 0001297976

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 +20,000 $0.000000 20,000 26 Feb 2026 Stock Options 20,000 $4.55 Direct F1
transaction MNKD Employee Stock Option (right to buy) Award $0 +37,525 $0.000000 37,525 26 Feb 2026 Stock Options 37,525 $1.42 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 On May 19, 2016, 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.
F2 On May 25, 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.