Amkor Technology, Inc. SEC filings AMKR

Amkor Technology, Inc. has 1,000 filings in SEC EDGAR's recent list, going back to Oct 28, 2019. 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 27, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 26, 2026 (results of operations). The company's fiscal year ends on December 31.

Form Description Filed Period
424B7 Filing Feb 13, 2026 —
FWP Free writing prospectus Feb 13, 2026 —
424B7 Filing Feb 12, 2026 —
FWP Free writing prospectus Feb 12, 2026 —
S-3ASR Automatic shelf registration May 1, 2024 —
424B7 Form 424(b)(7) Sep 7, 2023 —
FWP Free writing prospectus Sep 6, 2023 —
424B7 Form 424(b)(7) Sep 6, 2023 —
S-8 Employee stock plan registration May 18, 2021 —
S-8 POS Filing May 18, 2021 —
S-3ASR Automatic shelf registration Apr 30, 2021 —
S-8 POS Filing Jul 31, 2020 —
S-8 POS Filing Jul 31, 2020 —
S-8 POS Filing Jul 31, 2020 —
S-8 POS Filing Jul 31, 2020 —
S-8 POS Filing Jul 31, 2020 —
S-8 POS Filing Jul 31, 2020 —

Showing 17 filings. 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.

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Company profile

Industry
Semiconductors & Related Devices (SIC 3674)
Listed as
AMKR (Nasdaq)
Fiscal year ends
December 31
Incorporated in
DE
Headquarters
Tempe, AZ
SEC filer status
Large accelerated filer
SEC CIK
1047127
Former names
AMKOR TECHNOLOGY INC (until Feb 19, 2015)

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