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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, DC 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the
Securities Exchange Act of 1934
Date of Report (Date of earliest event reported)
September 8, 2025
AMKOR TECHNOLOGY, INC.
(Exact name of registrant as specified in its charter)
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| Delaware | | 000-29472 | | 23-1722724 |
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| (State or Other Jurisdiction of Incorporation) | | (Commission File Number) | | (IRS Employer Identification No.) |
2045 EAST INNOVATION CIRCLE
TEMPE, AZ 85284
(Address of principal executive offices, including zip code)
(480) 821-5000
(Registrant’s telephone number, including area code)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
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| Title of Each Class | Trading Symbol | Name of Each Exchange on Which Registered |
| Common Stock, $0.001 par value | AMKR | The NASDAQ Global Select Market |
Indicate by check mark whether the registrant is an emerging growth company as defined in as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company ☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐
Item 8.01. Other Events.
On September 8, 2025, Amkor Technology, Inc. (the “Company”) issued a press release announcing its intention to offer $400,000,000 aggregate principal amount of senior notes due 2033 (the “2033 Notes”). The Company also announced its intention to use the proceeds of the offering to redeem in full the $400,000,000 aggregate principal amount outstanding of its 6.625% senior notes due 2027 (the “2027 Notes”). The consummation of the offering of the 2033 Notes will not be conditioned on the redemption of the 2027 Notes. A copy of this press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.
This Current Report on Form 8-K does not constitute a notice of redemption of the 2027 Notes.
Item 9.01. Financial Statements and Exhibits.
(d) Exhibits.
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| Exhibit | | Description |
99.1 | | Press release, dated September 8, 2025, announcing proposed offering of senior notes due 2033 and intention to redeem senior notes due 2027. |
| 104 | | Cover Page Interactive Data File (embedded within the Inline XBRL document) |
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
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| AMKOR TECHNOLOGY, INC.
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| By: | /s/ Mark N. Rogers | |
| | Mark N. Rogers | |
| | Executive Vice President, General Counsel, and Corporate Secretary | |
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Date: September 8, 2025
