Skip to contentCastagna Michael — MANNKIND CORP insider: 128 transactions · InsiderLensCastagna Michael
- Director at MANNKIND CORP · on record since May 8, 2026
- Chief Executive Officer at MANNKIND CORP · on record since Jun 14, 2017
Insider trading activity of Castagna Michael
- Transactions on record
- 128
- since May 18, 2016
- Open-market buys
- 26
- $659.4K
- Open-market sells
- 23
- $4.5M
- Companies traded
- 1
- last filing May 13, 2026
Figures computed from official regulatory filings — methodology.
Companies where Castagna Michael has traded
Track record of Castagna Michael
Statistical track record
Free- Open-market buys
- 26
- Last buy
- Mar 10, 2026
Win rates and median returns are available with a free account (5 insiders/month).
Create a free account→Transaction history of Castagna Michael
Co-insiders of Castagna Michael
This page republishes public regulatory disclosures. Concerned by this data? Exercise your right to object →
Biomed Partners II, LLCMANNKIND CORP
| Company | Filed | Type | Qty | Price | Value · USD | Src |
|---|
| May 13, 2026 | Other | -34,957 | 3.52 USD | $123K | SEC |
| Mar 25, 2026 | AwardD | 796,000 | 0.00 USD | $0 | SEC |
| Mar 25, 2026 | AwardD | 782,000 | 0.00 USD | $0 | SEC |
| Mar 10, 2026 | Buy | 100,000 | 2.59 USD | $259K | SEC |
| Mar 2, 2026 | Award | 15,290 | 3.27 USD | $50K | SEC |
| Mar 2, 2026 | AwardD | 57,750 | 0.00 USD | $0 | SEC |
| Mar 2, 2026 | AwardD | 50,000 | 0.00 USD | $0 | SEC |
| Mar 2, 2026 | AwardD | 37,525 | 0.00 USD | $0 | SEC |
| Dec 29, 2025 | Gift | -44,171 | 0.00 USD | $0 | SEC |
| Dec 19, 2025 | ExerciseD | -50,000 | 0.00 USD | $0 | SEC |
| Dec 19, 2025 | ExerciseD | -15,804 | 0.00 USD | $0 | SEC |
| Dec 19, 2025 | Sell | -65,804 | 6.01 USD | $395.5K | SEC |
| Dec 19, 2025 | Exercise | 65,804 | 4.55 USD | $299.4K | SEC |
| Dec 16, 2025 | Sell | -21,310 | 6.00 USD | $127.9K | SEC |
| Dec 16, 2025 | Exercise | 20,806 | 4.55 USD | $94.7K | SEC |
| Dec 16, 2025 | Exercise | 21,310 | 4.55 USD | $97K | SEC |
| Dec 16, 2025 | ExerciseD | -21,310 | 0.00 USD | $0 | SEC |
| Dec 16, 2025 | Sell | -20,806 | 6.00 USD | $124.8K | SEC |
| Dec 16, 2025 | ExerciseD | -12,886 | 0.00 USD | $0 | SEC |
| Dec 16, 2025 | ExerciseD | -7,920 | 0.00 USD | $0 | SEC |
| Dec 4, 2025 | Sell | -107,920 | 5.57 USD | $601.1K | SEC |
| Dec 4, 2025 | Exercise | 107,920 | 4.55 USD | $491K | SEC |
| Dec 4, 2025 | ExerciseD | -42,080 | 0.00 USD | $0 | SEC |
| Dec 4, 2025 | ExerciseD | -65,840 | 0.00 USD | $0 | SEC |
| Jul 17, 2025 | Other | -111,275 | 3.85 USD | $428.4K | SEC |