MNKD insider transaction filings
MANNKIND CORP — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-10. Screen MNKD transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-10 | 4 | Binder Steven B. — Director | Sale (S): 39,051 @ $4.06 | EDGAR |
| 2026-07-17 | 4 | Marasco Dominic — Pres, Endocrine Business Unit | Tax withholding (F): 3,623 @ $4.09 | EDGAR |
| 2026-07-17 | 4 | Singh Sanjay R — EVP Technical Operations | Option exercise (M): 70,550 @ $0 · Tax withholding (F): 22,047 @ $4.09 · Tax withholding (F): 5,372 @ $4.09 · Tax withholding (F): 10,079 @ $4.09 · Tax withholding (F): 9,297 @ $4.09 · Option exercise (M): 70,550 (derivative) @ $0 | EDGAR |
| 2026-07-17 | 4 | Prentiss Christopher B — Chief Financial Officer | Tax withholding (F): 11,572 @ $4.09 · Tax withholding (F): 10,675 @ $4.09 | EDGAR |
| 2026-07-17 | 4 | Binder Steven B. — Director | Option exercise (M): 93,790 @ $0 · Tax withholding (F): 15,688 @ $4.09 · Tax withholding (F): 4,073 @ $4.09 · Tax withholding (F): 4,634 @ $4.09 · Sale (S): 52,485 @ $4.06 · Option exercise (M): 93,790 (derivative) @ $0 | EDGAR |
| 2026-07-17 | 4 | Castagna Michael — Chief Executive Officer, Director | Option exercise (M): 350,260 @ $0 · Tax withholding (F): 192,819 @ $4.09 · Tax withholding (F): 47,481 @ $4.09 · Tax withholding (F): 63,996 @ $4.09 · Tax withholding (F): 58,904 @ $4.09 · Option exercise (M): 350,260 (derivative) @ $0 | EDGAR |
| 2026-07-17 | 4 | Tross Stuart A — Chief People & Workpl Officer | Option exercise (M): 93,790 @ $0 · Tax withholding (F): 33,652 @ $4.09 · Tax withholding (F): 8,253 @ $4.09 · Tax withholding (F): 11,572 @ $4.09 · Tax withholding (F): 12,331 @ $4.09 · Option exercise (M): 93,790 (derivative) @ $0 | EDGAR |
| 2026-07-17 | 4 | Thomson David — EVP Genl Counsel & Secretary | Option exercise (M): 93,790 @ $0 · Tax withholding (F): 51,632 @ $4.09 · Tax withholding (F): 12,662 @ $4.09 · Tax withholding (F): 17,754 @ $4.09 · Tax withholding (F): 16,378 @ $4.09 · Sale (S): 24,109 @ $4.05 · +1 more | EDGAR |
| 2026-05-22 | 4 | Marasco Dominic — Pres, Endocrine Business Unit | Grant/award (A): 8,474 @ $2.95 | EDGAR |
| 2026-05-22 | 4 | Kay Sabrina — Director | Grant/award (A): 82,781 (derivative) @ $0 | EDGAR |
| 2026-05-22 | 4 | Grancio Jennifer — Director | Grant/award (A): 82,781 (derivative) @ $0 | EDGAR |
| 2026-05-22 | 4 | Binder Steven B. — Director | Grant/award (A): 82,781 (derivative) @ $0 | EDGAR |
| 2026-05-22 | 4 | Tross Stuart A — Chief People & Workpl Officer | Grant/award (A): 33,898 @ $2.95 | EDGAR |
| 2026-05-22 | 4 | Shannon James Samuel — Director | Grant/award (A): 82,781 (derivative) @ $0 · Grant/award (A): 16,556 (derivative) @ $0 | EDGAR |
| 2026-05-22 | 4 | Friedman Michael A — Director | Grant/award (A): 82,781 (derivative) @ $0 | EDGAR |
| 2026-05-22 | 4 | HOOPER ANTHONY C — Director | Grant/award (A): 82,781 (derivative) @ $0 · Grant/award (A): 16,556 (derivative) @ $0 | EDGAR |
| 2026-05-22 | 4 | MUNDKUR CHRISTINE — Director | Grant/award (A): 82,781 (derivative) @ $0 | EDGAR |
| 2026-05-22 | 4 | Consiglio Ronald J — Director | Grant/award (A): 10,000 @ $2.95 · Grant/award (A): 82,781 (derivative) @ $0 · Grant/award (A): 16,556 (derivative) @ $0 | EDGAR |
| 2026-05-13 | 4 | Binder Steven B. — Director | Tax withholding (F): 5,560 @ $3.52 · Sale (S): 16,940 @ $3.29 | EDGAR |
| 2026-05-13 | 4 | Castagna Michael — Chief Executive Officer, Director | Tax withholding (F): 34,957 @ $3.52 | EDGAR |
| 2026-05-13 | 4 | Tross Stuart A — Chief People & Workpl Officer | Tax withholding (F): 8,073 @ $3.52 | EDGAR |
| 2026-05-13 | 4 | Thomson David — EVP Genl Counsel & Secretary | Tax withholding (F): 12,387 @ $3.52 · Sale (S): 3,033 @ $3.29 | EDGAR |
| 2026-05-08 | 4/A | Castagna Michael — Chief Executive Officer, Director | Holdings only — no transactions reported | EDGAR |
| 2026-04-24 | 4 | Prentiss Christopher B — Chief Financial Officer | Tax withholding (F): 12,267 @ $2.74 | EDGAR |
| 2026-03-25 | 4 | Ahuja Ajay — Chief Medical Officer | Grant/award (A): 221,000 (derivative) @ $0 · Grant/award (A): 217,000 (derivative) @ $0 | EDGAR |
| 2026-03-25 | 4 | Singh Sanjay R — EVP Technical Operations | Grant/award (A): 221,000 (derivative) @ $0 · Grant/award (A): 217,000 (derivative) @ $0 | EDGAR |
| 2026-03-25 | 4 | Prentiss Christopher B — Chief Financial Officer | Grant/award (A): 221,000 (derivative) @ $0 · Grant/award (A): 217,000 (derivative) @ $0 | EDGAR |
| 2026-03-25 | 4 | Castagna Michael — Chief Executive Officer, Director | Grant/award (A): 796,000 (derivative) @ $0 · Grant/award (A): 782,000 (derivative) @ $0 | EDGAR |
| 2026-03-25 | 4 | Tross Stuart A — Chief People & Workpl Officer | Grant/award (A): 221,000 (derivative) @ $0 · Grant/award (A): 217,000 (derivative) @ $0 | EDGAR |
| 2026-03-25 | 4 | Thomson David — EVP Genl Counsel & Secretary | Grant/award (A): 221,000 (derivative) @ $0 · Grant/award (A): 217,000 (derivative) @ $0 | EDGAR |
| 2026-03-10 | 4 | Castagna Michael — Chief Executive Officer, Director | Purchase (P): 100,000 @ $2.59 | EDGAR |
| 2026-03-03 | 4 | Prentiss Christopher B — Chief Financial Officer | Grant/award (A): 5,000 @ $3.27 | EDGAR |
| 2026-03-03 | 4 | Shannon James Samuel — Director | Grant/award (A): 12,000 @ $3.27 | EDGAR |
| 2026-03-03 | 4 | HOOPER ANTHONY C — Director | Grant/award (A): 35,000 @ $3.27 | EDGAR |
| 2026-03-02 | 4 | Binder Steven B. — Director | Grant/award (A): 45,025 (derivative) @ $0 | EDGAR |
| 2026-03-02 | 4 | Castagna Michael — Chief Executive Officer, Director | Grant/award (A): 15,290 @ $3.27 · Grant/award (A): 50,000 (derivative) @ $0 · Grant/award (A): 57,750 (derivative) @ $0 · Grant/award (A): 37,525 (derivative) @ $0 | EDGAR |
| 2026-03-02 | 4 | Tross Stuart A — Chief People & Workpl Officer | Grant/award (A): 15,290 @ $3.27 · Grant/award (A): 20,000 (derivative) @ $0 · Grant/award (A): 28,143 (derivative) @ $0 | EDGAR |
| 2026-03-02 | 4 | Thomson David — EVP Genl Counsel & Secretary | Grant/award (A): 20,000 (derivative) @ $0 · Grant/award (A): 37,525 (derivative) @ $0 | EDGAR |
| 2026-01-09 | 4 | Tross Stuart A — Chief People & Workpl Officer | Sale (S): 47,006 @ $6.33 | EDGAR |
| 2025-12-29 | 4 | Castagna Michael — Chief Executive Officer, Director | Gift (G): 44,171 @ $0 | EDGAR |
| 2025-12-19 | 4 | Castagna Michael — Chief Executive Officer, Director | Option exercise (M): 65,804 @ $4.55 · Sale (S): 65,804 @ $6.01 · Option exercise (M): 15,804 (derivative) @ $0 · Option exercise (M): 50,000 (derivative) @ $0 | EDGAR |
| 2025-12-16 | 4 | Castagna Michael — Chief Executive Officer, Director | Option exercise (M): 20,806 @ $4.55 · Sale (S): 20,806 @ $6 · Option exercise (M): 21,310 @ $4.55 · Sale (S): 21,310 @ $6 · Option exercise (M): 7,920 (derivative) @ $0 · Option exercise (M): 12,886 (derivative) @ $0 · +1 more | EDGAR |
| 2025-12-04 | 4 | Castagna Michael — Chief Executive Officer, Director | Option exercise (M): 107,920 @ $4.55 · Sale (S): 107,920 @ $5.57 · Option exercise (M): 65,840 (derivative) @ $0 · Option exercise (M): 42,080 (derivative) @ $0 | EDGAR |
| 2025-12-04 | 4 | Thomson David — EVP Genl Counsel & Secretary | Option exercise (M): 60,000 @ $4.55 · Option exercise (M): 87,780 @ $4.60 · Sale (S): 147,780 @ $5.57 · Option exercise (M): 20,000 (derivative) @ $0 · Option exercise (M): 20,000 (derivative) @ $0 · Option exercise (M): 20,000 (derivative) @ $0 · +1 more | EDGAR |
| 2025-11-14 | 4 | Singh Sanjay R — EVP Technical Operations | Sale (S): 18,777 @ $5.03 | EDGAR |
| 2025-11-12 | 4 | Ahuja Ajay — Chief Medical Officer | Grant/award (A): 318,200 @ $0 | EDGAR |
| 2025-11-03 | 4 | Singh Sanjay R — EVP Technical Operations | Tax withholding (F): 17,071 @ $5.59 | EDGAR |
| 2025-09-17 | 4 | Tross Stuart A — Chief People & Workpl Officer | Sale (S): 47,000 @ $5.34 | EDGAR |
| 2025-08-06 | 4 | Tross Stuart A — Chief People & Workpl Officer | Grant/award (A): 12,755 @ $3.92 | EDGAR |
| 2025-07-17 | 4 | Singh Sanjay R — EVP Technical Operations | Tax withholding (F): 15,450 @ $3.85 | EDGAR |
Recent 8-K events — MANNKIND CORP
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-21 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-08-05 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-24 | 8-K | 3.02 — Unregistered Sales of Equity Securities 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-02 | 8-K | 8.01 — Other Events | EDGAR |
| 2026-05-28 | 8-K | 8.01 — Other Events | EDGAR |
| 2026-05-22 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-05-06 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-26 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-12-15 | 8-K/A | 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-11-10 | 8-K | 8.01 — Other Events | EDGAR |
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