Updated Jul 16, 2026
Widmar Mark R has filed 5 SEC Form 4 filings across 2 companies in the last 90 days — selling. Lifetime open-market sales: $14.61M.
Mark R. Widmar is the Chief Executive Officer and a Director at First Solar, Inc., a leading manufacturer of solar photovoltaic panels and systems. He has played a significant role in advancing the company's position in the renewable energy sector.
| Role | Director |
|---|---|
| Notability | 50/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 126 | $276.29 | $35K |
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 473 | $273.17 | $129K |
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 726 | $271.23 | $197K |
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 632 | $270.05 | $171K |
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 1.0K | $268.89 | $271K |
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 628 | $267.72 | $168K |
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 1.2K | $266.60 | $330K |
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 364 | $265.15 | $97K |
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 47 | $258.48 | $12K |
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 149 | $257.55 | $38K |
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 75 | $256.32 | $19K |
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 64 | $255.59 | $16K |
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 916 | $254.93 | $234K |
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 218 | $253.63 | $55K |
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 97 | $252.87 | $25K |
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 172 | $251.53 | $43K |
| 2026-05-27 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 239 | $250.02 | $60K |
| 2026-05-22 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 521 | $243.19 | $127K |
| 2026-05-22 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 6 | $256.96 | $2K |
| 2026-05-22 | FSLR | FIRST SOLAR, INC. | S — Open-market sale | 179 | $255.31 | $46K |
Mark R. Widmar is the Chief Executive Officer and a Director at First Solar, Inc., a leading manufacturer of solar photovoltaic panels and systems. He has played a significant role in advancing the company's position in the renewable energy sector.…
5 primary Form 4 filings in the last 90 days, covering 2 companies.
Recorded transactions: 0 open-market purchases () and 74 open-market sales ($14.61M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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