Quick Takeaways
- David Thomson has 1 issuer position tracked on this page.
- Estimated disclosed ownership value: $4,688,374.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of David Thomson
- Location
- Valencia, CA
- Summary
- The estimated net worth of David Thomson is at least $4,688,374 dollars as of 25 Mar 2026. David Thomson is the EVP Genl Counsel & Secretary of MANNKIND CORP and owns shares of MANNKIND CORP (MNKD) stock worth about $4.69M.
- Signature
- /s/ David Thomson
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow David Thomson and return when a new Insider Trading filing changes the record on this page.
This uses the existing product follow flow to surface future filing-backed changes without guessing what they mean.
What Changed
- Largest disclosed position: MANNKIND CORP ($4,688,374).
- Past-year value change for that position: -$1,013,490.
Why This Matters
- This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
- You can cross-check role, issuer, and filing chronology directly against the SEC source.
Source Evidence
Filed on Form 4
See Original Filing
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
Ownership of David Thomson
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| MNKD | MANNKIND CORP | EVP Genl Counsel & Secretary | $4,688,374 | -$1,013,490 | -18% | 23 Mar 2026 |
Insider Transactions Reported by David Thomson:
| Sym | Company | Class | Transaction | % | Value $ | * Price $ | Shares | Shares After | Date | Ownership |
|---|
* An asterisk sign (*) next to the price indicates that the price is likely invalid.