MANNKIND CORP (MNKD) has 9 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 4 sales totalling $2.3M. Most recent filing: Sept. 14, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
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| Sept. 14, 2026 filed Sept. 10, 2026 | Binder Steven B. Director | −$127,856 | 33,558 | −4% | Yes | |
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| Aug. 10, 2026 filed Aug. 7, 2026 | Binder Steven B. Director | −$158,547 | 39,051 | −5% | Yes | |
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| July 17, 2026 filed July 15, 2026 | Prentiss Christopher B Chief Financial Officer | $90,990 | 22,247 | −7% | No | |
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| July 17, 2026 filed July 15, 2026 | Marasco Dominic Pres, Endocrine Business Unit | $14,818 | 3,623 | −1% | No | |
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| July 17, 2026 filed July 15, 2026 | Castagna Michael Chief Executive Officer | −$52,925 | 1,063,720 | −100% | No | |
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Showing the 5 most recent of 9 filings in the last 90 days.
Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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