First Solar Inc.

Last updated September 27, 2026

Organization details

Legal name
First Solar Inc.
Former names
First Solar Holdings LLC
Ownership
Public
Status
Active
Sector (GICS)
Information Technology
SIC code
3674 — Semiconductors & Related Devices
Jurisdiction of incorporation
Delaware
Headquarters city
Phoenix
Headquarters state / province
Arizona
Headquarters country
United States
Fiscal year end
December
Ticker symbol
FSLR
Primary stock exchange
Nasdaq

Identifiers

SEC CIK
0001274494
EIN
20-4623678
Wikidata ID
Q1138888

Board of directors

Chief executives

Mark R. Widmar · Chief Executive Officer
Dates unknown

Director election results

Annual meeting of May 13, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Board connections

6 of this board's directors also sit on 7 other boards.

Network of First Solar Inc.'s board connections Accenture plc Accenture plc Albemarle Corporation Albemarle Corporation Lumexa Imaging Holdings Inc. Lumexa Imaging Holding... MillerKnoll Inc. MillerKnoll Inc. Option Care Health Inc. Option Care Health Inc... West Pharmaceutical Services Inc. West Pharmaceutical Se... World Kinect Corporation World Kinect Corporati... Lisa A. Kro Lisa A. Kro Mark R. Widmar Mark R. Widmar Molly Joseph Molly Joseph Norman L. Wright Norman L. Wright Paul H. Stebbins Paul H. Stebbins Venkata S. M. Renduchintala Venkata S. M. Renduc... First Solar Inc.
Shared director Other board Same sector

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months
$0
0 purchases by 0 insiders
Sold, last 12 months
$30,463,060
147 sales by 11 insiders
Date Insider Transaction Shares Price Value
Oct 1, 2026 Gloeckler Markus Officer (Chief Technology Officer) Open-market sale −800 $174.00 $139,200
Sep 30, 2026 Michael J. Ahearn Director Grant or award +422 — —
Sep 30, 2026 Curtis A. Morgan Director Grant or award +300 — —
Sep 30, 2026 Venkata S. M. Renduchintala Director Grant or award +300 — —
Sep 30, 2026 Norman L. Wright Director Grant or award +300 — —
Sep 30, 2026 Lisa A. Kro Director Grant or award +300 — —
Sep 30, 2026 Anita M. George Director Grant or award +300 — —
Sep 30, 2026 Michael T. Sweeney Director Grant or award +300 — —
Sep 30, 2026 Paul H. Stebbins Director Grant or award +300 — —
Sep 30, 2026 William J. Post Director Grant or award +300 — —
Sep 1, 2026 Gloeckler Markus Officer (Chief Technology Officer) Open-market sale −800 $200.00 $160,000
Sep 1, 2026 Sloan Samantha L. Officer (EVP, Corporate Affairs) Option exercise +469 — —
Sep 1, 2026 Sloan Samantha L. Officer (EVP, Corporate Affairs) Shares withheld for tax −134 $199.65 $26,753
Aug 17, 2026 Sloan Samantha L. Officer (EVP, Corporate Affairs) Open-market sale −127 $222.95 $28,315
Aug 14, 2026 Sloan Samantha L. Officer (EVP, Corporate Affairs) Option exercise +437 — —

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Questions about First Solar Inc.

Who is the CEO of First Solar Inc.?

Mark R. Widmar is First Solar Inc.'s Chief Executive Officer.

How many directors are on First Solar Inc.'s board?

First Solar Inc.'s board has 14 directors: Anita M. George, Curtis A. Morgan, George A. Hambro, Lisa A. Kro, Mark R. Widmar, Michael J. Ahearn, Michael T. Sweeney, Molly Joseph, Norman L. Wright, Paul H. Stebbins and 4 others.

Are First Solar Inc. insiders buying or selling shares?

Over the last 12 months, First Solar Inc. insiders made no open-market purchases and sold $30.5 million of shares in 147 sales on the open market, as reported to the SEC on Forms 4 and 5.

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