Castagna Michael - Insider Non-Derivative Transactions at MANNKIND CORP (MNKD) - (SEC)
Updated on January 3, 2026.
According to recent SEC insider information filed on Dec 24, 2025, Castagna Michael's relationship to MANNKIND CORP (MNKD) is Director,Officer (Chief Executive Officer), and currently has 2,585,590 shares of Common Stock, $.01 Par Value, and 2,460,621 shares of Common Stock, $0.01 Par Value.
The charts below show the number of shares owned, and the table shows the recent insider transactions.
You can see similar information for other MNKD insiders.
Related Topics: SEC Topic List.
Data Source: SEC.
Castagna Michael - Insider Non-Derivative Transactions of MNKD Common Stock, $.01 Par Value
Castagna Michael - Insider Non-Derivative Transactions of MNKD Common Stock, $0.01 Par Value
Castagna Michael - Insider Non-Derivative Transactions at MNKD
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| Date | Transaction | No. of Shares | Price Per Share | Shares Owned After Transactions |
|---|---|---|---|---|
| Dec 25, 2025 | G -- (Common Stock, $0.01 Par Value) | 44171 | 0 | 2460621 |
| Dec 18, 2025 | Sell -- (Common Stock, $0.01 Par Value) | 65804 | 6.01 | 2504792 |
| Dec 18, 2025 | M -- (Common Stock, $0.01 Par Value) | 65804 | 4.55 | 2570596 |
| Dec 17, 2025 | Sell -- (Common Stock, $0.01 Par Value) | 21310 | 6 | 2504792 |
| Dec 17, 2025 | M -- (Common Stock, $0.01 Par Value) | 21310 | 4.55 | 2526102 |
| Dec 13, 2025 | Sell -- (Common Stock, $0.01 Par Value) | 20806 | 6 | 2504792 |
| Dec 13, 2025 | M -- (Common Stock, $0.01 Par Value) | 20806 | 4.55 | 2525598 |
| Dec 3, 2025 | Sell -- (Common Stock, $0.01 Par Value) | 107920 | 5.57 | 2504792 |
| Dec 3, 2025 | M -- (Common Stock, $0.01 Par Value) | 107920 | 4.55 | 2612712 |
| Jul 16, 2025 | F -- (Common Stock, $0.01 Par Value) | 111275 | 3.85 | 2504792 |
| May 20, 2025 | F -- (Common Stock, $0.01 Par Value) | 26114 | 4.37 | 2612934 |
| May 15, 2025 | Acquisition -- (Common Stock, $0.01 Par Value) | 27000 | 4.56 | 2639048 |
| May 14, 2025 | Acquisition -- (Common Stock, $0.01 Par Value) | 428000 | 0 | 2612048 |
| May 13, 2025 | F -- (Common Stock, $0.01 Par Value) | 34894 | 4.56 | 2184048 |
| May 13, 2025 | F -- (Common Stock, $0.01 Par Value) | 334954 | 4.56 | 2218942 |
| May 11, 2025 | Acquisition -- (Common Stock, $0.01 Par Value) | 298560 | 0 | 2553896 |
| Apr 5, 2025 | J -- (Common Stock, $0.01 Par Value) | 39500 | 0 | 2255336 |
| Aug 30, 2024 | Sell -- (Common Stock, $0.01 Par Value) | 85106 | 6.3 | 2294836 |
| Aug 30, 2024 | G -- (Common Stock, $0.01 Par Value) | 19000 | 0 | 2379942 |
| Aug 29, 2024 | G -- (Common Stock, $0.01 Par Value) | 13894 | 0 | 2398942 |
| Aug 28, 2024 | F -- (Common Stock, $0.01 Par Value) | 56085 | 5.38 | 2412836 |
| Jul 16, 2024 | F -- (Common Stock, $0.01 Par Value) | 47309 | 5.83 | 2468921 |
| Jul 1, 2024 | Acquisition -- (Common Stock, $0.01 Par Value) | 5000 | 3.09 | 2516230 |
| May 19, 2024 | F -- (Common Stock, $0.01 Par Value) | 26067 | 4.59 | 2511230 |
| May 18, 2024 | F -- (Common Stock, $0.01 Par Value) | 245443 | 4.59 | 2537297 |
| May 18, 2024 | J -- (Common Stock, $.01 Par Value) | 24330 | 4.79 | 2561260 |
| May 18, 2024 | J -- (Common Stock, $.01 Par Value) | 28670 | 4.32 | 2585590 |
| May 18, 2024 | Acquisition -- (Common Stock, $0.01 Par Value) | 221480 | 4.59 | 2782740 |
| May 16, 2024 | Acquisition -- (Common Stock, $.01 Par Value) | 465000 | 0 | 2614260 |
| May 11, 2024 | F -- (Common Stock, $.01 Par Value) | 34830 | 4.32 | 2149260 |
| Feb 5, 2024 | Acquisition -- (Common Stock, $0.01 Par Value) | 30581 | 3.27 | 2184090 |
| Jan 1, 2024 | Acquisition -- (Common Stock, $0.01 Par Value) | 209 | 3.09 | 2153509 |
| Dec 16, 2023 | Sell -- (Common Stock, $.01 Par Value) | 90482 | 4 | 2148665 |
| Dec 15, 2023 | Sell -- (Common Stock, $.01 Par Value) | 100000 | 4 | 2239147 |
| Dec 15, 2023 | Sell -- (Common Stock, $.01 Par Value) | 10000 | 4 | 2339147 |
| Nov 2, 2023 | Sell -- (Common Stock, $.01 Par Value) | 10000 | 4.25 | 2349147 |
| Oct 3, 2023 | Sell -- (Common Stock, $.01 Par Value) | 10000 | 4.08 | 2359147 |
| Oct 3, 2023 | Sell -- (Common Stock, $.01 Par Value) | 10000 | 4.61 | 2359147 |
| Sep 6, 2023 | J -- (Common Stock, $.01 Par Value) | 66892 | 4.91 | 2369147 |
| Sep 2, 2023 | Sell -- (Common Stock, $.01 Par Value) | 10000 | 4.61 | 2436039 |
| Aug 28, 2023 | F -- (Common Stock, $.01 Par Value) | 50696 | 4.72 | 2446039 |
| Aug 2, 2023 | Sell -- (Common Stock, $.01 Par Value) | 10000 | 4.57 | 2496735 |
| Jul 6, 2023 | Sell -- (Common Stock, $.01 Par Value) | 5586 | 4.01 | 2506735 |
| Jul 4, 2023 | Sell -- (Common Stock, $.01 Par Value) | 10000 | 4.07 | 2506735 |
| Jul 4, 2023 | Sell -- (Common Stock, $.01 Par Value) | 4414 | 4.07 | 2512321 |
| Jul 1, 2023 | Acquisition -- (Common Stock, $0.01 Par Value) | 4635 | 3.46 | 2153300 |
| Jun 2, 2023 | Sell -- (Common Stock, $.01 Par Value) | 10000 | 4.53 | 2516735 |
| May 27, 2023 | Sell -- (Common Stock, $.01 Par Value) | 75000 | 4.5 | 2526735 |
| May 26, 2023 | Sell -- (Common Stock, $.01 Par Value) | 75000 | 4.59 | 2601735 |
| May 26, 2023 | Acquisition -- (Common Stock, $.01 Par Value) | 345000 | 0 | 2676735 |
| May 25, 2023 | Sell -- (Common Stock, $.01 Par Value) | 150000 | 4.69 | 2331735 |
| May 23, 2023 | F -- (Common Stock, $.01 Par Value) | 500000 | 4.79 | 2481735 |
| May 23, 2023 | Acquisition -- (Common Stock, $.01 Par Value) | 1000000 | 4.79 | 2981735 |
| May 19, 2023 | F -- (Common Stock, $.01 Par Value) | 16434 | 4.56 | 1981735 |
| May 11, 2023 | F -- (Common Stock, $.01 Par Value) | 21959 | 4.4 | 1998169 |
| May 6, 2023 | Sell -- (Common Stock, $.01 Par Value) | 10000 | 4 | 2020128 |
| Apr 4, 2023 | Sell -- (Common Stock, $.01 Par Value) | 10000 | 4.13 | 2030128 |
| Mar 2, 2023 | Sell -- (Common Stock, $.01 Par Value) | 10000 | 5.27 | 2040128 |
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