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[Form 4] Mannkind Corporation Insider Trading Activity

Filing Impact
(Low)
Filing Sentiment
(Neutral)
Form Type
4
Rhea-AI Filing Summary

MannKind Corp. (MNKD) � Form 4 insider transaction

Chief People & Workpl Officer Stuart A. Tross reported buying 12,755 shares of MannKind common stock on 08/05/2025 at $3.92 per share. The purchase was executed through the company’s Market Price Stock Purchase Plan, which the board approved the same day. Following the acquisition, Tross directly owns 1,079,013 shares. The filing uses transaction code “A� (acquisition) and does not list any Rule 10b5-1 plan or derivative activity.

No sales were disclosed, and total beneficial ownership increased modestly. While the amount represents a small fraction of MannKind’s outstanding shares, insider buying from a senior executive can signal confidence in the company’s prospects.

MannKind Corp. (MNKD) � Transazione interna Form 4

Il Chief People & Workplace Officer Stuart A. Tross ha comunicato l'acquisto di 12.755 azioni ordinarie di MannKind il 05/08/2025 al prezzo di 3,92 $ per azione. L'acquisto è stato effettuato tramite il Piano di Acquisto Azioni al Prezzo di Mercato della società, approvato dal consiglio lo stesso giorno. Dopo l'acquisizione, Tross possiede direttamente 1.079.013 azioni. La comunicazione utilizza il codice transazione “A� (acquisizione) e non indica alcun piano Rule 10b5-1 o attività derivata.

Non sono state segnalate vendite e la proprietà effettiva totale è aumentata leggermente. Sebbene la quantità rappresenti una piccola parte delle azioni in circolazione di MannKind, l'acquisto da parte di un dirigente senior può indicare fiducia nelle prospettive dell'azienda.

MannKind Corp. (MNKD) � Transacción interna Formulario 4

El Chief People & Workplace Officer Stuart A. Tross reportó la compra de 12,755 acciones comunes de MannKind el 05/08/2025 a $3.92 por acción. La compra se realizó a través del Plan de Compra de Acciones a Precio de Mercado de la compañía, aprobado por la junta ese mismo día. Tras la adquisición, Tross posee directamente 1,079,013 acciones. La presentación usa el código de transacción “A� (adquisición) y no menciona ningún plan Rule 10b5-1 ni actividad derivada.

No se reportaron ventas y la propiedad beneficiaria total aumentó modestamente. Aunque la cantidad representa una pequeña fracción de las acciones en circulación de MannKind, la compra por parte de un ejecutivo senior puede señalar confianza en las perspectivas de la empresa.

MannKind Corp. (MNKD) � Form 4 내부� 거래

최고 인사 � 직장 책임� Stuart A. Tross2025� 8� 5�� MannKind 보통� 12,755�� 주당 $3.92� 매수했다� 신고했습니다. � 매수� 회사 이사회갶� 같은 � 승인� 시장 갶� 주식 매수 계획� 통해 이루어졌습니�. 매수 � Tross� 직접 1,079,013�� 보유하게 되었습니�. 신고서에� 거래 코드 “A�(취득)갶 사용되었으며, Rule 10b5-1 계획이나 파생상품 거래� 명시되어 있지 않습니다.

판매� 공개되지 않았으며, � 실질 소유권은 소폭 증갶했습니�. 매수량은 MannKind 발행 주식� 작은 부분에 해당하지�, 고위 임원� 내부� 매수� 회사 전망� 대� 신뢰� 나타� � 있습니다.

MannKind Corp. (MNKD) � Transaction d’initié Formulaire 4

Le Chief People & Workplace Officer Stuart A. Tross a déclaré l’achat de 12 755 actions ordinaires de MannKind le 05/08/2025 au prix de 3,92 $ par action. L’achat a été réalisé via le Plan d’Achat d’Actions au Prix du Marché de la société, approuvé par le conseil d’administration le même jour. Après cette acquisition, Tross détient directement 1 079 013 actions. Le dépôt utilise le code de transaction « A » (acquisition) et ne mentionne aucun plan Rule 10b5-1 ni activité dérivée.

Aucune vente n’a été divulguée et la propriété effective totale a légèrement augmenté. Bien que ce montant représente une faible fraction des actions en circulation de MannKind, un achat d’initié par un cadre supérieur peut indiquer une confiance dans les perspectives de l’entreprise.

MannKind Corp. (MNKD) � Insider-Transaktion Form 4

Der Chief People & Workplace Officer Stuart A. Tross meldete den Kauf von 12.755 MannKind-Stammaktien am 05.08.2025 zu einem Preis von 3,92 $ pro Aktie. Der Kauf wurde über den vom Vorstand am selben Tag genehmigten Market Price Stock Purchase Plan der Gesellschaft ausgeführt. Nach dem Erwerb besitzt Tross direkt 1.079.013 Aktien. Die Meldung verwendet den Transaktionscode „A� (Erwerb) und nennt keinen Rule 10b5-1-Plan oder derivative Aktivitäten.

Keine Verkäufe wurden offengelegt, und das gesamte wirtschaftliche Eigentum stieg leicht an. Obwohl die Menge nur einen kleinen Bruchteil der ausstehenden MannKind-Aktien darstellt, kann der Insider-Kauf eines leitenden Angestellten Vertrauen in die Aussichten des Unternehmens signalisieren.

Positive
  • Senior executive increased ownership by 12,755 shares through an open-market purchase.
  • Transaction executed at market price, suggesting genuine confidence rather than option exercise.
Negative
  • None.

Insights

TL;DR: Officer buys 12,755 MNKD shares at $3.92; modest, but directionally bullish.

The purchase adds only ~1.2% to Tross’s existing stake, yet insider acquisitions—especially at market price and board-approved—are generally interpreted as a vote of confidence. No derivatives or 10b5-1 plan lessen the chance of pre-scheduled activity, increasing signal value. However, the dollar size (�$50k) is immaterial to MannKind’s market cap, so market impact should be limited.

MannKind Corp. (MNKD) � Transazione interna Form 4

Il Chief People & Workplace Officer Stuart A. Tross ha comunicato l'acquisto di 12.755 azioni ordinarie di MannKind il 05/08/2025 al prezzo di 3,92 $ per azione. L'acquisto è stato effettuato tramite il Piano di Acquisto Azioni al Prezzo di Mercato della società, approvato dal consiglio lo stesso giorno. Dopo l'acquisizione, Tross possiede direttamente 1.079.013 azioni. La comunicazione utilizza il codice transazione “A� (acquisizione) e non indica alcun piano Rule 10b5-1 o attività derivata.

Non sono state segnalate vendite e la proprietà effettiva totale è aumentata leggermente. Sebbene la quantità rappresenti una piccola parte delle azioni in circolazione di MannKind, l'acquisto da parte di un dirigente senior può indicare fiducia nelle prospettive dell'azienda.

MannKind Corp. (MNKD) � Transacción interna Formulario 4

El Chief People & Workplace Officer Stuart A. Tross reportó la compra de 12,755 acciones comunes de MannKind el 05/08/2025 a $3.92 por acción. La compra se realizó a través del Plan de Compra de Acciones a Precio de Mercado de la compañía, aprobado por la junta ese mismo día. Tras la adquisición, Tross posee directamente 1,079,013 acciones. La presentación usa el código de transacción “A� (adquisición) y no menciona ningún plan Rule 10b5-1 ni actividad derivada.

No se reportaron ventas y la propiedad beneficiaria total aumentó modestamente. Aunque la cantidad representa una pequeña fracción de las acciones en circulación de MannKind, la compra por parte de un ejecutivo senior puede señalar confianza en las perspectivas de la empresa.

MannKind Corp. (MNKD) � Form 4 내부� 거래

최고 인사 � 직장 책임� Stuart A. Tross2025� 8� 5�� MannKind 보통� 12,755�� 주당 $3.92� 매수했다� 신고했습니다. � 매수� 회사 이사회갶� 같은 � 승인� 시장 갶� 주식 매수 계획� 통해 이루어졌습니�. 매수 � Tross� 직접 1,079,013�� 보유하게 되었습니�. 신고서에� 거래 코드 “A�(취득)갶 사용되었으며, Rule 10b5-1 계획이나 파생상품 거래� 명시되어 있지 않습니다.

판매� 공개되지 않았으며, � 실질 소유권은 소폭 증갶했습니�. 매수량은 MannKind 발행 주식� 작은 부분에 해당하지�, 고위 임원� 내부� 매수� 회사 전망� 대� 신뢰� 나타� � 있습니다.

MannKind Corp. (MNKD) � Transaction d’initié Formulaire 4

Le Chief People & Workplace Officer Stuart A. Tross a déclaré l’achat de 12 755 actions ordinaires de MannKind le 05/08/2025 au prix de 3,92 $ par action. L’achat a été réalisé via le Plan d’Achat d’Actions au Prix du Marché de la société, approuvé par le conseil d’administration le même jour. Après cette acquisition, Tross détient directement 1 079 013 actions. Le dépôt utilise le code de transaction « A » (acquisition) et ne mentionne aucun plan Rule 10b5-1 ni activité dérivée.

Aucune vente n’a été divulguée et la propriété effective totale a légèrement augmenté. Bien que ce montant représente une faible fraction des actions en circulation de MannKind, un achat d’initié par un cadre supérieur peut indiquer une confiance dans les perspectives de l’entreprise.

MannKind Corp. (MNKD) � Insider-Transaktion Form 4

Der Chief People & Workplace Officer Stuart A. Tross meldete den Kauf von 12.755 MannKind-Stammaktien am 05.08.2025 zu einem Preis von 3,92 $ pro Aktie. Der Kauf wurde über den vom Vorstand am selben Tag genehmigten Market Price Stock Purchase Plan der Gesellschaft ausgeführt. Nach dem Erwerb besitzt Tross direkt 1.079.013 Aktien. Die Meldung verwendet den Transaktionscode „A� (Erwerb) und nennt keinen Rule 10b5-1-Plan oder derivative Aktivitäten.

Keine Verkäufe wurden offengelegt, und das gesamte wirtschaftliche Eigentum stieg leicht an. Obwohl die Menge nur einen kleinen Bruchteil der ausstehenden MannKind-Aktien darstellt, kann der Insider-Kauf eines leitenden Angestellten Vertrauen in die Aussichten des Unternehmens signalisieren.

SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Tross Stuart A

(Last) (First) (Middle)
1 CASPER STREET

(Street)
DANBURY CT 06810

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
MANNKIND CORP [ MNKD ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
Chief People & Workpl Officer
3. Date of Earliest Transaction (Month/Day/Year)
08/05/2025
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock, $0.01 Par Value 08/05/2025 A(1) 12,755 A $3.92 1,079,013 D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Explanation of Responses:
1. The securities were purchased through the Issuer's Market Price Stock Purchase Plan effective May 13, 2023. The purchase was approved by the Company's Board of Directors on August 5, 2025.
/s/ Stuart A. Tross 08/06/2025
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

How many MannKind (MNKD) shares did Stuart A. Tross buy?

He acquired 12,755 common shares.

What was the purchase price for the MNKD shares?

The shares were bought at $3.92 each.

How many MNKD shares does Tross own after the transaction?

His direct holdings increased to 1,079,013 shares.

Was the transaction a purchase or a sale?

It was an acquisition coded "A" on Form 4.

Did the filing include any derivative security activity?

No, no derivative securities were reported.
Mannkind

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1.21B
298.60M
1.67%
58.72%
7.82%
Biotechnology
Pharmaceutical Preparations
United States
DANBURY