MANNKIND CORP (MNKD) Insider Trading -- Recent Executive & Director Transactions
13 insiders reported 107 Form 4 transactions for MANNKIND CORP (MNKD) over the past 18 months (most recent 2026-09-28). Recent activity: Binder Steven B. (Director) Sell 39,051 shares, Binder Steven B. (Director) Sell 33,558 shares, Binder Steven B. (Director) Sell 39,051 shares, Castagna Michael (Chief Executive Officer) Sell 192,819 shares, Tross Stuart A (Chief People & Workpl Officer) Buy 93,790 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-28 | Binder Steven B. | Director | Sell | 39,051 | $128,478 |
| 2026-09-14 | Binder Steven B. | Director | Sell | 33,558 | $127,856 |
| 2026-08-10 | Binder Steven B. | Director | Sell | 39,051 | $158,547 |
| 2026-07-17 | Castagna Michael | Chief Executive Officer | Sell | 192,819 | $788,630 |
| 2026-07-17 | Tross Stuart A | Chief People & Workpl Officer | Buy | 93,790 | $0 |
| 2026-07-17 | Castagna Michael | Chief Executive Officer | Buy | 350,260 | $0 |
| 2026-07-17 | Binder Steven B. | Director | Buy | 93,790 | $0 |
| 2026-07-17 | Prentiss Christopher B | Chief Financial Officer | Sell | 11,572 | $47,329 |
| 2026-07-17 | Singh Sanjay R | EVP Technical Operations | Buy | 70,550 | $0 |
| 2026-07-17 | Marasco Dominic | Pres, Endocrine Business Unit | Sell | 3,623 | $14,818 |
| 2026-07-17 | Thomson David | EVP Genl Counsel & Secretary | Sell | 51,632 | $211,175 |
| 2026-07-17 | Tross Stuart A | Chief People & Workpl Officer | Sell | 33,652 | $137,637 |
| 2026-07-17 | Thomson David | EVP Genl Counsel & Secretary | Buy | 93,790 | $0 |
| 2026-07-17 | Binder Steven B. | Director | Sell | 15,688 | $64,164 |
| 2026-07-17 | Prentiss Christopher B | Chief Financial Officer | Sell | 10,675 | $43,661 |
| 2026-07-17 | Singh Sanjay R | EVP Technical Operations | Sell | 22,047 | $90,172 |
| 2026-07-17 | Thomson David | EVP Genl Counsel & Secretary | Sell | 12,662 | $51,788 |
| 2026-07-17 | Tross Stuart A | Chief People & Workpl Officer | Sell | 8,253 | $33,755 |
| 2026-07-17 | Castagna Michael | Chief Executive Officer | Sell | 47,481 | $194,197 |
| 2026-07-17 | Binder Steven B. | Director | Sell | 4,073 | $16,659 |
| 2026-07-17 | Singh Sanjay R | EVP Technical Operations | Sell | 5,372 | $21,971 |
| 2026-07-17 | Thomson David | EVP Genl Counsel & Secretary | Sell | 17,754 | $72,614 |
| 2026-07-17 | Tross Stuart A | Chief People & Workpl Officer | Sell | 11,572 | $47,329 |
| 2026-07-17 | Castagna Michael | Chief Executive Officer | Sell | 63,996 | $261,744 |
| 2026-07-17 | Binder Steven B. | Director | Sell | 4,634 | $18,953 |
Source: SEC Form 4 filings · as of 2026-09-28