FSLR Insider Trading
FIRST SOLAR, INC. | Semiconductors & Related Devices
Comprehensive Trading Performance Summary
The investment history of corporate insiders at FIRST SOLAR, INC. provides a unique lens into the internal conviction of the company's leadership. By analyzing SEC Form 4 filings, investors can track how directors and officers are allocating their own capital. High-conviction buying often signals that management believes the current market price significantly undervalues future growth prospects, while strategic selling might occur for personal liquidity or portfolio diversification. Monitoring these shifts in ownership is essential for understanding the alignment between management and shareholders in the Semiconductors & Related Devices sector.
Transactions on Chart
Open Full Chart| Filing Date | Trade Date | Reporting Person | Relationship | Type | Price | Qty | Total, $ | Owned After | Change, % |
|---|---|---|---|---|---|---|---|---|---|
| 2025-11-11 01:04 | 2025-11-07 | STEBBINS PAUL H | Director | SELL | $262.40 | 7,000 | $1,836,804 | 15,287 | -31.4% |
| 2025-11-11 01:03 | 2025-11-06 | Sweeney Michael T | Director | SELL | $271.11 | 4,500 | $1,219,995 | 13,662 | -24.8% |
| 2025-11-07 00:02 | 2025-11-04 | ANTOUN GEORGES | Officer - Chief Commercial Officer | SELL | $265.01 | 37,412 | $9,914,636 | 15,424 | -70.8% |
| 2025-09-03 23:18 | 2025-09-02 | Sloan Samantha L. | Officer - EVP, Corporate Affairs | OPT+S | $188.47 | 140 | $26,386 | 890 | 0.0% |
| 2025-08-20 23:05 | 2025-08-19 | Dymbort Jason E. | Officer - General Counsel and Secretary | SELL | $215.33 | 1,824 | $392,762 | 20,449 | -8.2% |
| 2025-08-19 00:36 | 2025-08-15 | Widmar Mark R | Director, Officer - Chief Executive Officer | SELL | $199.44 | 2,321 | $462,889 | 81,861 | -2.8% |
| 2025-08-19 00:18 | 2025-08-14 | Theurer Nathan B. | Officer - VP - Global Controller and CAO | SELL | $182.03 | 686 | $124,873 | 0 | -100.0% |
| 2025-08-15 02:11 | 2025-08-12 | Widmar Mark R | Director, Officer - Chief Executive Officer | SELL | $185.71 | 27,708 | $5,145,653 | 84,182 | -24.8% |
| 2025-07-07 23:13 | 2025-07-03 | Buehler Patrick James | Officer - Chief Product Officer | SELL | $180.00 | 1,600 | $288,000 | 4,398 | -26.7% |
| 2025-06-05 01:45 | 2025-06-03 | Buehler Patrick James | Officer - Chief Product Officer | SELL | $149.08 | 1,868 | $278,481 | 5,998 | -23.7% |
| 2025-06-04 01:17 | 2025-06-02 | Koralewski Michael | Officer - Chief Supply Chain Officer | SELL | $158.21 | 2,951 | $466,878 | 11,369 | -20.6% |
| 2025-05-29 23:10 | 2025-05-28 | Gloeckler Markus | Officer - Chief Technology Officer | SELL | $155.05 | 9,557 | $1,481,813 | 8,037 | -54.3% |
| 2025-05-13 23:25 | 2025-05-12 | Bradley Alexander R. | Officer - Chief Financial Officer | SELL | $150.00 | 8,794 | $1,319,120 | 36,923 | -19.2% |
| 2025-03-20 00:16 | 2025-03-18 | Verma Kuntal Kumar | Officer - Chief Manufacturing Officer | SELL | $127.83 | 503 | $64,301 | 4,695 | -9.7% |
| 2025-03-19 02:59 | 2025-03-17 | ANTOUN GEORGES | Officer - Chief Commercial Officer | OPT+S | $133.75 | 229 | $30,629 | 52,836 | 0.0% |
| 2025-03-19 02:57 | 2025-03-17 | Bradley Alexander R. | Officer - Chief Financial Officer | OPT+S | $133.75 | 599 | $80,116 | 45,717 | 0.0% |
| 2025-03-19 02:54 | 2025-03-17 | Buehler Patrick James | Officer - Chief Product Officer | OPT+S | $133.75 | 186 | $24,878 | 7,866 | 0.0% |
| 2025-03-19 02:53 | 2025-03-17 | Dymbort Jason E. | Officer - General Counsel and Secretary | OPT+S | $133.75 | 363 | $48,551 | 22,273 | 0.0% |
| 2025-03-19 02:52 | 2025-03-17 | Gloeckler Markus | Officer - Chief Technology Officer | OPT+S | $133.75 | 380 | $50,825 | 17,594 | 0.0% |
| 2025-03-19 02:51 | 2025-03-17 | Koralewski Michael | Officer - Chief Supply Chain Officer | OPT+S | $133.75 | 273 | $36,514 | 14,320 | 0.0% |
| 2025-03-19 02:49 | 2025-03-17 | Stockdale Caroline | Officer - Chief People and Comm. Officer | OPT+S | $133.75 | 341 | $45,609 | 30,318 | 0.0% |
| 2025-03-19 02:48 | 2025-03-17 | Theurer Nathan B. | Officer - VP - Global Controller and CAO | OPT+S | $133.75 | 35 | $4,681 | 307 | 0.0% |
| 2025-03-19 02:44 | 2025-03-17 | Verma Kuntal Kumar | Officer - Chief Manufacturing Officer | OPT+S | $133.75 | 404 | $54,035 | 5,198 | 0.0% |
| 2025-03-19 02:39 | 2025-03-17 | Widmar Mark R | Director, Officer - Chief Executive Officer | OPT+S | $133.75 | 1,966 | $262,953 | 111,890 | 0.0% |
| 2025-03-11 01:18 | 2025-03-07 | Widmar Mark R | Director, Officer - Chief Executive Officer | OPT+S | $132.96 | 1,272 | $169,125 | 109,000 | 0.0% |
| 2025-03-11 01:14 | 2025-03-07 | Verma Kuntal Kumar | Officer - Chief Manufacturing Officer | OPT+S | $132.96 | 419 | $55,710 | 4,695 | 0.0% |
| 2025-03-11 01:06 | 2025-03-07 | Theurer Nathan B. | Officer - VP - Global Controller and CAO | OPT+S | $132.96 | 31 | $4,122 | 211 | 0.0% |
| 2025-03-11 00:59 | 2025-03-07 | Stockdale Caroline | Officer - Chief People and Comm. Officer | OPT+S | $132.96 | 227 | $30,182 | 29,858 | 0.0% |
| 2025-03-11 00:57 | 2025-03-07 | Koralewski Michael | Officer - Chief Supply Chain Officer | OPT+S | $132.96 | 188 | $24,996 | 13,953 | 0.0% |
| 2025-03-11 00:51 | 2025-03-07 | Gloeckler Markus | Officer - Chief Technology Officer | OPT+S | $132.96 | 378 | $50,259 | 17,120 | 0.0% |
| 2025-03-11 00:42 | 2025-03-07 | Dymbort Jason E. | Officer - General Counsel and Secretary | OPT+S | $132.96 | 320 | $42,547 | 21,782 | 0.0% |
| 2025-03-11 00:23 | 2025-03-07 | Buehler Patrick James | Officer - Chief Product Officer | OPT+S | $132.96 | 192 | $25,528 | 7,625 | 0.0% |
| 2025-03-11 00:15 | 2025-03-07 | Bradley Alexander R. | Officer - Chief Financial Officer | OPT+S | $132.96 | 391 | $51,987 | 44,875 | 0.0% |
| 2025-03-11 00:12 | 2025-03-07 | ANTOUN GEORGES | Officer - Chief Commercial Officer | OPT+S | $132.96 | 147 | $19,545 | 52,478 | 0.0% |
| 2025-03-04 01:00 | 2025-02-28 | Widmar Mark R | Director, Officer - Chief Executive Officer | SELL | $141.09 | 21,542 | $3,039,361 | 103,403 | -17.2% |
| 2025-03-04 00:56 | 2025-02-28 | Verma Kuntal Kumar | Officer - Chief Manufacturing Officer | SELL | $136.60 | 7,475 | $1,021,086 | 3,549 | -67.8% |
| 2024-11-05 00:03 | 2024-10-31 | Gloeckler Markus | Officer - Chief Technology Officer | SELL | $198.52 | 3,601 | $714,871 | 8,935 | -28.7% |
| 2024-08-15 00:56 | 2024-08-13 | Buehler Patrick James | Officer - Chief Product Officer | SELL | $222.00 | 8,619 | $1,913,418 | 3,468 | -71.3% |
| 2024-08-13 23:51 | 2024-08-12 | Jeffers Byron Michael | Officer - VP - Global Controller and CAO | SELL | $220.00 | 500 | $110,000 | 0 | -100.0% |
| 2024-08-09 00:27 | 2024-08-07 | Jeffers Byron Michael | Officer - VP - Global Controller and CAO | SELL | $216.50 | 1,766 | $382,339 | 500 | -77.9% |
| 2024-06-22 00:26 | 2024-06-20 | Verma Kuntal Kumar | Officer - Chief Manufacturing Officer | SELL | $260.00 | 1,621 | $421,460 | 3,549 | -31.4% |
| 2024-06-05 00:34 | 2024-06-03 | Widmar Mark R | Director, Officer - Chief Executive Officer | SELL | $273.26 | 36,692 | $10,026,456 | 81,861 | -30.9% |
| 2024-06-05 00:32 | 2024-06-03 | Dymbort Jason E. | Officer - General Counsel and Secretary | SELL | $273.26 | 2,308 | $630,684 | 13,351 | -14.7% |
| 2024-06-01 02:14 | 2024-05-30 | Bradley Alexander R. | Officer - Chief Financial Officer | SELL | $274.69 | 16,051 | $4,409,007 | 30,652 | -34.4% |
| 2024-06-01 02:12 | 2024-05-30 | Koralewski Michael | Officer - Chief Supply Chain Officer | SELL | $272.92 | 4,646 | $1,267,986 | 7,766 | -37.4% |
| 2024-06-01 02:11 | 2024-05-30 | Sweeney Michael T | Director | SELL | $273.51 | 4,000 | $1,094,020 | 16,692 | -19.3% |
| 2024-05-24 01:30 | 2024-05-23 | STEBBINS PAUL H | Director | SELL | $250.35 | 4,000 | $1,001,400 | 20,817 | -16.1% |
| 2024-05-23 23:59 | 2024-05-22 | Chapman Richard D | Director | SELL | $248.95 | 7,264 | $1,808,373 | 10,440 | -41.0% |
| 2024-05-23 02:07 | 2024-05-21 | Stockdale Caroline | Officer - Chief People and Comm. Officer | SELL | $205.00 | 12,406 | $2,543,230 | 22,025 | -36.0% |
| 2024-05-14 03:57 | 2024-05-09 | Chapman Richard D | Director | SELL | $190.72 | 7,150 | $1,363,614 | 17,704 | -28.8% |
How to Interpret $FSLR Trades
Not every insider transaction in FIRST SOLAR, INC. is a signal for immediate action. Professional investors look for "cluster buying"—when multiple executives simultaneously purchase $FSLR shares on the open market. It is crucial to distinguish between scheduled sales (under Rule 10b5-1) and voluntary increases in ownership, which demonstrate management’s true conviction that the stock is undervalued.
Data Source & Accuracy for FSLR
Insider activity data for FIRST SOLAR, INC. is streamed in real-time directly from the SEC EDGAR system. We analyze raw Form 4 filings, filtering out technical adjustments and complex derivative transactions. This provides a transparent view of how ownership structure is evolving in $FSLR, allowing you to follow the capital of those with the most intimate knowledge of the company.
UNDERSTANDING THE DATA
FILING DATE: The date and time when the transaction was reported to the SEC. This is when the public first receives the information.
TRADE DATE: The actual day the insider executed the purchase or sale in the market.
INDUSTRY: The specific market sector the company operates in. Useful for identifying broader institutional capital flows across sectors.
OWNED AFTER: The total number of shares held by the insider following the transaction. This highlights the insider's remaining conviction in the company.
CHANGE %: The percentage increase or decrease of the insider's total position. Large percentage changes often carry more weight than the dollar amount alone.
TRADE TYPES DEFINITIONS
BUY: An open market purchase. Typically indicates an insider's belief that the stock is undervalued or poised for growth.
SELL: An open market sale. While often used for diversification or liquidity, large or unexpected sales can be a warning signal.
OPT+S (OPTION EXERCISE & SALE): This occurs when an insider exercises their stock options and sells them immediately. Often part of a structured compensation plan.