Quick Takeaways
- Mark R. Widmar has 2 issuer positions tracked on this page.
- Estimated disclosed ownership value: $21,933,146.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of Mark R. Widmar
- Location
- Parma, OH
- Summary
- The estimated net worth of Mark R. Widmar is at least $21,933,146 dollars as of 17 Mar 2026. Mark R. Widmar is the Chief Executive Officer, Director of FIRST SOLAR, INC. and owns shares of FIRST SOLAR, INC. (FSLR) stock worth about $21.93M.
- Signature
- /s/ Jason E. Dymbort, attorney-in-fact
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Mark R. Widmar and return when a new Insider Trading filing appears.
This tracks SEC filing changes for this page using existing product update flows.
What Changed
- Largest disclosed position: FIRST SOLAR, INC. ($21,933,146).
- Past-year value change for that position: -$8,567,622.
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.
Official SEC Source
Filed on Form 4
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
See Original FilingOwnership of Mark R. Widmar
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| FSLR | FIRST SOLAR, INC. | Chief Executive Officer, Director | $21,933,146 | -$8,567,622 | -28% | 13 Mar 2026 |
| ALB, ALB-PA | ALBEMARLE CORP | Director | 26 Feb 2026 |
Insider Transactions Reported by Mark R. Widmar:
| 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.