Prentiss Christopher B (CIK 1717583) reported 7 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-07-17). Recent activity: Sell MNKD (11,572 shares), Sell MNKD (10,675 shares), Sell MNKD (12,267 shares), Buy MNKD (5,000 shares), Sell MNKD (11,540 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-17 | MANNKIND CORP (MNKD) | Chief Financial Officer | Sell | 11,572 | $47,329 |
| 2026-07-17 | MANNKIND CORP (MNKD) | Chief Financial Officer | Sell | 10,675 | $43,661 |
| 2026-04-24 | MANNKIND CORP (MNKD) | Chief Financial Officer | Sell | 12,267 | $33,612 |
| 2026-03-03 | MANNKIND CORP (MNKD) | Chief Financial Officer | Buy | 5,000 | $16,350 |
| 2025-07-17 | MANNKIND CORP (MNKD) | Chief Financial Officer | Sell | 11,540 | $44,429 |
| 2025-05-15 | MANNKIND CORP (MNKD) | Chief Financial Officer | Buy | 119,000 | $0 |
| 2025-03-28 | MANNKIND CORP (MNKD) | Chief Financial Officer | Buy | 103,600 | $0 |
Source: SEC Form 4 filings · as of 2026-07-17