First Solar, Inc. SEC filings FSLR

First Solar, Inc. has 1,000 filings in SEC EDGAR's recent list, going back to Mar 30, 2020. Its latest annual report, Form ARS, was filed on Apr 2, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 29, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 29, 2026 (results of operations, other events). The company's fiscal year ends on December 31.

First Solar, Inc. SEC filings
Form Description Filed Period
10-Q Quarterly report Oct 29, 2026 Sep 30, 2026
8-K Current report
Results of operations, Other events
Oct 29, 2026 Oct 29, 2026
SCHEDULE 13G/A Amended ownership over 5% (passive) Oct 15, 2026 —
SCHEDULE 13G Ownership over 5% (passive) Oct 15, 2026 —
4 Insider transaction Oct 2, 2026 Sep 30, 2026
4 Insider transaction Oct 2, 2026 Sep 30, 2026
4 Insider transaction Oct 2, 2026 Sep 30, 2026
4 Insider transaction Oct 2, 2026 Sep 30, 2026
4 Insider transaction Oct 2, 2026 Sep 30, 2026
4 Insider transaction Oct 2, 2026 Sep 30, 2026
4 Insider transaction Oct 2, 2026 Sep 30, 2026
4 Insider transaction Oct 2, 2026 Sep 30, 2026
4 Insider transaction Oct 2, 2026 Sep 30, 2026
4 Insider transaction Oct 2, 2026 Oct 1, 2026
144 Notice of proposed sale Oct 1, 2026 —
4 Insider transaction Sep 3, 2026 Sep 1, 2026
4 Insider transaction Sep 2, 2026 Sep 1, 2026
144 Notice of proposed sale Sep 1, 2026 —
4 Insider transaction Aug 18, 2026 Aug 14, 2026
144 Notice of proposed sale Aug 17, 2026 —
SCHEDULE 13G/A Amended ownership over 5% (passive) Aug 14, 2026 —
SCHEDULE 13G Ownership over 5% (passive) Aug 13, 2026 —
4 Insider transaction Aug 12, 2026 Aug 11, 2026
144 Notice of proposed sale Aug 11, 2026 —
SCHEDULE 13G Ownership over 5% (passive) Aug 7, 2026 —
4 Insider transaction Aug 5, 2026 Aug 3, 2026
4 Insider transaction Aug 5, 2026 Aug 3, 2026
4 Insider transaction Aug 5, 2026 Aug 4, 2026
144 Notice of proposed sale Aug 4, 2026 —
144 Notice of proposed sale Aug 3, 2026 —
144 Notice of proposed sale Aug 3, 2026 —
10-Q Quarterly report Jul 30, 2026 Jun 30, 2026
8-K Current report
Results of operations
Jul 30, 2026 Jul 30, 2026
SCHEDULE 13G/A Amended ownership over 5% (passive) Jul 28, 2026 —
4 Insider transaction Jul 1, 2026 Jun 30, 2026
4 Insider transaction Jul 1, 2026 Jun 30, 2026
4 Insider transaction Jul 1, 2026 Jun 30, 2026
4 Insider transaction Jul 1, 2026 Jun 30, 2026
4 Insider transaction Jul 1, 2026 Jun 30, 2026
4 Insider transaction Jul 1, 2026 Jun 30, 2026
4 Insider transaction Jul 1, 2026 Jun 30, 2026
4 Insider transaction Jul 1, 2026 Jun 30, 2026
4 Insider transaction Jul 1, 2026 Jun 30, 2026
4 Insider transaction Jun 3, 2026 Jun 2, 2026
144 Notice of proposed sale Jun 2, 2026 —
SD Specialized disclosure (conflict minerals) Jun 1, 2026 —
4 Insider transaction Jun 1, 2026 May 28, 2026
144 Notice of proposed sale May 28, 2026 —
4 Insider transaction May 27, 2026 May 22, 2026
144 Notice of proposed sale May 26, 2026 —
4 Insider transaction May 22, 2026 May 21, 2026
4 Insider transaction May 22, 2026 May 21, 2026
144 Notice of proposed sale May 22, 2026 —
144 Notice of proposed sale May 21, 2026 —
144 Notice of proposed sale May 21, 2026 —
3 Initial insider ownership May 15, 2026 May 13, 2026
8-K Current report
Shareholder vote results
May 15, 2026 May 13, 2026
SCHEDULE 13G/A Amended ownership over 5% (passive) May 15, 2026 —
4 Insider transaction May 13, 2026 May 11, 2026
4 Insider transaction May 13, 2026 May 11, 2026
144 Notice of proposed sale May 13, 2026 —
144 Notice of proposed sale May 13, 2026 —
144 Notice of proposed sale May 11, 2026 —
144 Notice of proposed sale May 11, 2026 —
4 Insider transaction May 8, 2026 May 6, 2026
4 Insider transaction May 8, 2026 May 6, 2026
4 Insider transaction May 8, 2026 May 6, 2026
SCHEDULE 13G/A Amended ownership over 5% (passive) May 6, 2026 —
144 Notice of proposed sale May 6, 2026 —
144 Notice of proposed sale May 6, 2026 —
144 Notice of proposed sale May 6, 2026 —
4 Insider transaction May 5, 2026 May 4, 2026
4 Insider transaction May 5, 2026 May 4, 2026
4 Insider transaction May 5, 2026 May 4, 2026
4 Insider transaction May 5, 2026 May 4, 2026
4 Insider transaction May 5, 2026 May 4, 2026
4 Insider transaction May 5, 2026 May 4, 2026
4 Insider transaction May 5, 2026 May 4, 2026
4 Insider transaction May 5, 2026 May 4, 2026
4 Insider transaction May 5, 2026 May 4, 2026
4 Insider transaction May 5, 2026 May 4, 2026
4 Insider transaction May 5, 2026 May 4, 2026
144 Notice of proposed sale May 5, 2026 —
144 Notice of proposed sale May 5, 2026 —
144 Notice of proposed sale May 5, 2026 —
144 Notice of proposed sale May 5, 2026 —
144 Notice of proposed sale May 5, 2026 —
144 Notice of proposed sale May 5, 2026 —
144 Notice of proposed sale May 5, 2026 —
144 Notice of proposed sale May 5, 2026 —
144 Notice of proposed sale May 5, 2026 —
144 Notice of proposed sale May 5, 2026 —
144 Notice of proposed sale May 5, 2026 —
10-Q Quarterly report Apr 30, 2026 Mar 31, 2026
8-K Current report
Results of operations
Apr 30, 2026 Apr 30, 2026
SCHEDULE 13G Ownership over 5% (passive) Apr 29, 2026 —
SCHEDULE 13G Ownership over 5% (passive) Apr 29, 2026 —
4 Insider transaction Apr 16, 2026 Apr 15, 2026
144 Notice of proposed sale Apr 15, 2026 —
ARS Annual report to shareholders Apr 2, 2026 Dec 31, 2025
DEFA14A Additional proxy material Apr 2, 2026 —
DEF 14A Proxy statement Apr 2, 2026 Apr 2, 2026
4 Insider transaction Apr 1, 2026 Mar 31, 2026
4 Insider transaction Apr 1, 2026 Mar 31, 2026
4 Insider transaction Apr 1, 2026 Mar 31, 2026
4 Insider transaction Apr 1, 2026 Mar 31, 2026
4 Insider transaction Apr 1, 2026 Mar 31, 2026
4 Insider transaction Apr 1, 2026 Mar 31, 2026
4 Insider transaction Apr 1, 2026 Mar 31, 2026
4 Insider transaction Apr 1, 2026 Mar 31, 2026
SCHEDULE 13G/A Amended ownership over 5% (passive) Mar 26, 2026 —
4 Insider transaction Mar 17, 2026 Mar 13, 2026
4 Insider transaction Mar 17, 2026 Mar 13, 2026
4 Insider transaction Mar 17, 2026 Mar 13, 2026
4 Insider transaction Mar 17, 2026 Mar 13, 2026
4 Insider transaction Mar 17, 2026 Mar 13, 2026
4 Insider transaction Mar 17, 2026 Mar 13, 2026
4 Insider transaction Mar 17, 2026 Mar 13, 2026
4 Insider transaction Mar 17, 2026 Mar 13, 2026
4 Insider transaction Mar 17, 2026 Mar 13, 2026
4 Insider transaction Mar 17, 2026 Mar 13, 2026
4 Insider transaction Mar 17, 2026 Mar 13, 2026
144 Notice of proposed sale Mar 17, 2026 —
144 Notice of proposed sale Mar 17, 2026 —
144 Notice of proposed sale Mar 17, 2026 —
144 Notice of proposed sale Mar 17, 2026 —
144 Notice of proposed sale Mar 16, 2026 —
144 Notice of proposed sale Mar 16, 2026 —
144 Notice of proposed sale Mar 16, 2026 —
144 Notice of proposed sale Mar 16, 2026 —
144 Notice of proposed sale Mar 16, 2026 —
144 Notice of proposed sale Mar 16, 2026 —
144 Notice of proposed sale Mar 16, 2026 —
144 Notice of proposed sale Mar 16, 2026 —
144 Notice of proposed sale Mar 16, 2026 —
144 Notice of proposed sale Mar 16, 2026 —
144 Notice of proposed sale Mar 16, 2026 —
4 Insider transaction Mar 11, 2026 Mar 10, 2026
4 Insider transaction Mar 11, 2026 Mar 10, 2026
4 Insider transaction Mar 10, 2026 Mar 6, 2026
4 Insider transaction Mar 10, 2026 Mar 6, 2026
4 Insider transaction Mar 10, 2026 Mar 6, 2026
4 Insider transaction Mar 10, 2026 Mar 6, 2026
4 Insider transaction Mar 10, 2026 Mar 6, 2026
4 Insider transaction Mar 10, 2026 Mar 6, 2026
4 Insider transaction Mar 10, 2026 Mar 6, 2026
4 Insider transaction Mar 10, 2026 Mar 6, 2026
4 Insider transaction Mar 10, 2026 Mar 6, 2026
4 Insider transaction Mar 10, 2026 Mar 6, 2026
4 Insider transaction Mar 10, 2026 Mar 6, 2026
144 Notice of proposed sale Mar 10, 2026 —
144 Notice of proposed sale Mar 10, 2026 —
144 Notice of proposed sale Mar 9, 2026 —
144 Notice of proposed sale Mar 9, 2026 —
144 Notice of proposed sale Mar 9, 2026 —
144 Notice of proposed sale Mar 9, 2026 —
144 Notice of proposed sale Mar 9, 2026 —
144 Notice of proposed sale Mar 9, 2026 —
144 Notice of proposed sale Mar 9, 2026 —
144 Notice of proposed sale Mar 9, 2026 —
144 Notice of proposed sale Mar 9, 2026 —
144 Notice of proposed sale Mar 9, 2026 —
144 Notice of proposed sale Mar 9, 2026 —
4 Insider transaction Mar 5, 2026 Mar 4, 2026
4 Insider transaction Mar 5, 2026 Mar 4, 2026
4 Insider transaction Mar 5, 2026 Mar 4, 2026
144 Notice of proposed sale Mar 4, 2026 —
144 Notice of proposed sale Mar 4, 2026 —
144 Notice of proposed sale Mar 4, 2026 —
4 Insider transaction Mar 3, 2026 Feb 27, 2026
4 Insider transaction Mar 3, 2026 Feb 27, 2026
4 Insider transaction Mar 3, 2026 Feb 27, 2026
4 Insider transaction Mar 3, 2026 Feb 27, 2026
4 Insider transaction Mar 3, 2026 Feb 27, 2026
4 Insider transaction Mar 3, 2026 Feb 27, 2026
4 Insider transaction Mar 3, 2026 Feb 27, 2026
4 Insider transaction Mar 3, 2026 Feb 27, 2026
4 Insider transaction Mar 3, 2026 Feb 27, 2026
4 Insider transaction Mar 3, 2026 Feb 27, 2026
4 Insider transaction Mar 3, 2026 Mar 2, 2026
144 Notice of proposed sale Mar 3, 2026 —
144 Notice of proposed sale Mar 2, 2026 —
144 Notice of proposed sale Mar 2, 2026 —
144 Notice of proposed sale Mar 2, 2026 —
144 Notice of proposed sale Mar 2, 2026 —
144 Notice of proposed sale Mar 2, 2026 —
144 Notice of proposed sale Mar 2, 2026 —
144 Notice of proposed sale Mar 2, 2026 —
144 Notice of proposed sale Mar 2, 2026 —
144 Notice of proposed sale Mar 2, 2026 —
144 Notice of proposed sale Mar 2, 2026 —
10-K Annual report Feb 24, 2026 Dec 31, 2025
8-K Current report
Results of operations
Feb 24, 2026 Feb 24, 2026
8-K Current report
Material agreement, Agreement ended, New debt
Feb 19, 2026 Feb 13, 2026
SCHEDULE 13G Ownership over 5% (passive) Feb 5, 2026 —
4 Insider transaction Jan 20, 2026 Jan 15, 2026
4 Insider transaction Jan 5, 2026 Dec 31, 2025
4 Insider transaction Jan 5, 2026 Dec 31, 2025
4 Insider transaction Jan 5, 2026 Dec 31, 2025
4 Insider transaction Jan 5, 2026 Dec 31, 2025

Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

Company profile

Industry
Semiconductors & Related Devices (SIC 3674)
Listed as
FSLR (Nasdaq)
Fiscal year ends
December 31
Incorporated in
DE
Headquarters
Phoenix, AZ
SEC filer status
Large accelerated filer
SEC CIK
1274494
Former names
FIRST SOLAR HOLDINGS LLC (until Dec 23, 2003)

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.