Mark R Widmar Insider Trading Activity

Corporate InsiderCEO · CIK 1362208

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.

PERIOD	AVG BUY RETURN	AVG SELL AVOIDED	SUCCESS RATE	TRADES
30 days	—	-7.1%	4%	53
90 days	—	-36.9%	0%	32
120 days	—	-32.4%	0%	32

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.

DATE	TICKER	TYPE	SHARES	PRICE	VALUE	Δ OWNED	ROLE
May 21, 2026	FSLR	Sell	672	$240.10	$161K	−0.7%	CEO
May 21, 2026	FSLR	Sell	136	$244.62	$33K	−0.1%	CEO
May 21, 2026	FSLR	Sell	229	$246.23	$56K	−0.2%	CEO
May 21, 2026	FSLR	Sell	98	$247.53	$24K	−0.1%	CEO
May 21, 2026	FSLR	Sell	179	$248.80	$45K	−0.2%	CEO
May 21, 2026	FSLR	Sell	1,131	$249.70	$282K	−1.2%	CEO
May 21, 2026	FSLR	Sell	362	$241.40	$87K	−0.4%	CEO
May 21, 2026	FSLR	Sell	472	$250.61	$118K	−0.5%	CEO
May 21, 2026	FSLR	Sell	569	$251.64	$143K	−0.6%	CEO
May 21, 2026	FSLR	Sell	261	$254.29	$66K	−0.3%	CEO
May 21, 2026	FSLR	Sell	6	$256.96	$2K	−0.0%	CEO
May 21, 2026	FSLR	Sell	521	$243.19	$127K	−0.6%	CEO
May 13, 2026	FSLR	Sell	1,300	$240.02	$312K	−1.4%	CEO
May 11, 2026	FSLR	Sell	1,026	$231.53	$238K	−1.0%	CEO
May 11, 2026	FSLR	Sell	1,500	$230.18	$345K	−1.4%	CEO
May 11, 2026	FSLR	Sell	2,262	$232.55	$526K	−2.2%	CEO
May 11, 2026	FSLR	Sell	1,877	$233.56	$438K	−1.9%	CEO
May 11, 2026	FSLR	Sell	1,498	$234.84	$352K	−1.5%	CEO
May 11, 2026	FSLR	Sell	1,363	$235.69	$321K	−1.4%	CEO
May 11, 2026	FSLR	Sell	400	$236.53	$95K	−0.4%	CEO
May 5, 2026	FSLR	Sell	1,526	$215.63	$329K	−1.4%	CEO
Mar 16, 2026	FSLR	Sell	1,937	$200.80	$389K	−1.8%	CEO
Mar 9, 2026	FSLR	Sell	2,072	$190.36	$394K	−2.0%	CEO
Mar 9, 2026	FSLR	Sell	480	$190.36	$91K	−0.5%	CEO
Mar 9, 2026	FSLR	Sell	1,282	$190.36	$244K	−1.2%	CEO
Mar 9, 2026	FSLR	Sell	1,703	$190.36	$324K	−1.7%	CEO
Mar 3, 2026	FSLR	Sell	7,738	$195.93	$1.5M	−7.8%	CEO
Aug 15, 2025	FSLR	Sell	47	$185.15	$9K	−0.1%	CEO
Aug 15, 2025	FSLR	Sell	9	$186.47	$2K	−0.0%	CEO
Aug 15, 2025	FSLR	Sell	152	$189.98	$29K	−0.2%	CEO
Aug 15, 2025	FSLR	Sell	192	$191.30	$37K	−0.2%	CEO
Aug 15, 2025	FSLR	Sell	30	$192.35	$6K	−0.0%	CEO
Aug 15, 2025	FSLR	Sell	33	$192.80	$6K	−0.0%	CEO
Aug 15, 2025	FSLR	Sell	24	$194.25	$5K	−0.0%	CEO
Aug 15, 2025	FSLR	Sell	179	$195.19	$35K	−0.2%	CEO
Aug 15, 2025	FSLR	Sell	36	$196.64	$7K	−0.0%	CEO
Aug 15, 2025	FSLR	Sell	83	$197.84	$16K	−0.1%	CEO
Aug 15, 2025	FSLR	Sell	58	$198.68	$12K	−0.1%	CEO
Aug 15, 2025	FSLR	Sell	160	$199.84	$32K	−0.2%	CEO
Aug 15, 2025	FSLR	Sell	28	$200.92	$6K	−0.0%	CEO
Aug 15, 2025	FSLR	Sell	509	$203.08	$103K	−0.6%	CEO
Aug 15, 2025	FSLR	Sell	512	$203.97	$104K	−0.6%	CEO
Aug 15, 2025	FSLR	Sell	34	$205.92	$7K	−0.0%	CEO
Aug 13, 2025	FSLR	Sell	788	$189.91	$150K	−0.9%	CEO
Aug 13, 2025	FSLR	Sell	1,367	$185.45	$254K	−1.6%	CEO
Aug 13, 2025	FSLR	Sell	581	$186.58	$108K	−0.7%	CEO
Aug 13, 2025	FSLR	Sell	786	$187.38	$147K	−0.9%	CEO
Aug 13, 2025	FSLR	Sell	274	$188.82	$52K	−0.3%	CEO
Aug 12, 2025	FSLR	Sell	200	$181.78	$36K	−0.2%	CEO
Aug 12, 2025	FSLR	Sell	900	$183.79	$165K	−0.8%	CEO