Mark R Widmar Insider Trading Activity

Corporate InsiderCEO · CIK 1362208

53

Total trades

$12.6M

Total volume

May 21, 2026

Last activity

FSLR

FIRST SOLAR, INC.

Mark R Widmar has been net-selling over the last 12 months with 0 purchases and 53 sales across 1 company.

FSLR is the most-traded position with 53 trades. The largest single transaction was a sale of FSLR for $2.7M on Aug 12, 2025.

Performance Scorecard

Forward stock performance after each transaction by Mark R Widmar. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.

PERIODAVG BUY RETURNAVG SELL AVOIDEDSUCCESS RATETRADES
30 days—-7.4%6%33
90 days—-36.8%0%27
120 days—-35.7%0%26

Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.

Price & Trades

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FSLR · FIRST SOLAR, INC.

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Recent Trades

Showing the 50 most recent of 53 disclosed trades.

DATETICKERTYPESHARESPRICEVALUEROLE
May 21, 2026FSLRSell672$240.10$161KCEO
May 21, 2026FSLRSell136$244.62$33KCEO
May 21, 2026FSLRSell229$246.23$56KCEO
May 21, 2026FSLRSell98$247.53$24KCEO
May 21, 2026FSLRSell179$248.80$45KCEO
May 21, 2026FSLRSell1,131$249.70$282KCEO
May 21, 2026FSLRSell362$241.40$87KCEO
May 21, 2026FSLRSell472$250.61$118KCEO
May 21, 2026FSLRSell569$251.64$143KCEO
May 21, 2026FSLRSell261$254.29$66KCEO
May 21, 2026FSLRSell6$256.96$2KCEO
May 21, 2026FSLRSell521$243.19$127KCEO
May 13, 2026FSLRSell1,300$240.02$312KCEO
May 11, 2026FSLRSell1,026$231.53$238KCEO
May 11, 2026FSLRSell1,500$230.18$345KCEO
May 11, 2026FSLRSell2,262$232.55$526KCEO
May 11, 2026FSLRSell1,877$233.56$438KCEO
May 11, 2026FSLRSell1,498$234.84$352KCEO
May 11, 2026FSLRSell1,363$235.69$321KCEO
May 11, 2026FSLRSell400$236.53$95KCEO
May 5, 2026FSLRSell1,526$215.63$329KCEO
Mar 16, 2026FSLRSell1,937$200.80$389KCEO
Mar 9, 2026FSLRSell2,072$190.36$394KCEO
Mar 9, 2026FSLRSell480$190.36$91KCEO
Mar 9, 2026FSLRSell1,282$190.36$244KCEO
Mar 9, 2026FSLRSell1,703$190.36$324KCEO
Mar 3, 2026FSLRSell7,738$195.93$1.5MCEO
Aug 15, 2025FSLRSell47$185.15$9KCEO
Aug 15, 2025FSLRSell9$186.47$2KCEO
Aug 15, 2025FSLRSell152$189.98$29KCEO
Aug 15, 2025FSLRSell192$191.30$37KCEO
Aug 15, 2025FSLRSell30$192.35$6KCEO
Aug 15, 2025FSLRSell33$192.80$6KCEO
Aug 15, 2025FSLRSell24$194.25$5KCEO
Aug 15, 2025FSLRSell179$195.19$35KCEO
Aug 15, 2025FSLRSell36$196.64$7KCEO
Aug 15, 2025FSLRSell83$197.84$16KCEO
Aug 15, 2025FSLRSell58$198.68$12KCEO
Aug 15, 2025FSLRSell160$199.84$32KCEO
Aug 15, 2025FSLRSell28$200.92$6KCEO
Aug 15, 2025FSLRSell509$203.08$103KCEO
Aug 15, 2025FSLRSell512$203.97$104KCEO
Aug 15, 2025FSLRSell34$205.92$7KCEO
Aug 13, 2025FSLRSell788$189.91$150KCEO
Aug 13, 2025FSLRSell1,367$185.45$254KCEO
Aug 13, 2025FSLRSell581$186.58$108KCEO
Aug 13, 2025FSLRSell786$187.38$147KCEO
Aug 13, 2025FSLRSell274$188.82$52KCEO
Aug 12, 2025FSLRSell200$181.78$36KCEO
Aug 12, 2025FSLRSell900$183.79$165KCEO

Top Companies Traded

TICKERCOMPANYTRADESTOTAL VOLUME
FSLRFIRST SOLAR, INC.53$12.6M

Other insiders at FIRST SOLAR, INC.

10 other tracked filers at FSLR.

Georges Antoun

Chief Commercial Officer

18

Trades

Verma Kuntal Kumar

Chief Manufacturing Officer

16

Trades

Theurer Nathan B.

VP

12

Trades

Bradley Alexander R.

CFO

12

Trades

Dymbort Jason E.

General Counsel and Secretary

10

Trades

Buehler Patrick James

Chief Product Officer

9

Trades

Gloeckler Markus

CTO

9

Trades

Koralewski Michael

Chief Supply Chain Officer

8

Trades

Sloan Samantha L.

VP

8

Trades

Stockdale Caroline

Chief People and Comm. Officer

7

Trades