Every material Form 8-K Amkor Technology filed with the SEC in 2025, read and summarized by AI: what happened, the key figures, whether it reads positive or negative for shareholders, and how big a deal it is (impact 1-5). Newest first; each brief links to its own page and to the filing on SEC.gov.
Amkor Technology director John Liu resigned from the board on October 28, 2025, and the board reduced its size from eleven to ten directors. Liu is joining the company as Executive Vice President, Corporate Development and Strategy, effective November 3, 2025, so shareholders should note a board seat is vacated and a new senior executive role is starting.
John Liu resigned from the Board on October 28, 2025, and the filing states the resignation was not due to any disagreement with the company.
The board reduced its size from eleven to ten directors.
Liu joins Amkor as Executive Vice President, Corporate Development and Strategy on November 3, 2025.
Amkor reported third-quarter 2025 net sales of $1.99 billion, up from $1.86 billion a year earlier, with net income of $127 million and diluted EPS of $0.51 versus $0.49 in the prior-year quarter. The company also said CEO Giel Rutten will retire on December 31, 2025, and that Chief Operating Officer Kevin Engel will succeed him, with Rutten remaining on the board and Engel joining it. Fourth-quarter guidance calls for net sales of $1.775 billion to $1.875 billion and diluted EPS of $0.38 to $0.48.
Q3 2025 net sales $1.99 billion, up 31% from Q2 2025 and up from $1.86 billion in Q3 2024; net income $127 million, diluted EPS $0.51
Q4 2025 guidance: net sales of $1.775 billion to $1.875 billion; net income of $95 million to $120 million, or $0.38 to $0.48 per diluted share
Kevin Engel to become President and CEO effective January 1, 2026, with a starting base salary of $900,000 and a target bonus of 125% of salary
Rutten will advise the company through March 31, 2026, then join the board as a non-employee director beginning April 1, 2026
Amkor Technology completed a $500 million offering of 5.875% senior notes due 2033 on September 22, 2025. The company also called all $400 million of its 6.625% senior notes due 2027 for redemption on October 9, 2025, and plans to fund that redemption with the new notes' proceeds. For shareholders, this is a refinancing of existing debt, replacing 6.625% notes with 5.875% notes, and the filing does not describe any change to operating results.
$500 million of 5.875% senior unsecured notes due October 1, 2033, issued September 22, 2025
Redemption of all $400 million of 6.625% notes due 2027 on October 9, 2025, at 100% of principal plus accrued interest
Company expects to use 2033 note proceeds for the redemption, related fees and expenses, and general corporate purposes
Guardian Assets, Inc. initially guarantees the 2033 notes; U.S. Bank Trust Company, National Association is trustee
Amkor reported second quarter 2025 net sales of $1.51 billion, up from $1.32 billion in the first quarter and $1.46 billion a year earlier, while diluted EPS was $0.22 compared with $0.27 in the second quarter of 2024. Results include a $32 million net benefit to operating income from a contingency payment tied to its 2017 Nanium acquisition. The company guided third quarter 2025 net sales to $1.875 billion to $1.975 billion and diluted EPS to $0.34 to $0.48.
Q2 2025 net sales were $1.51 billion, up 14% from $1.32 billion in Q1 2025 and above the high end of company guidance.
Net income attributable to Amkor was $54 million, or $0.22 per diluted share, versus $67 million, or $0.27, in Q2 2024.
A $32 million net benefit to operating income and EBITDA came from a contingency payment related to the May 2017 Nanium acquisition, adding $0.07 to EPS.
Q3 2025 guidance: net sales of $1.875 billion to $1.975 billion, net income of $85 million to $120 million, and EPS of $0.34 to $0.48.
Amkor amended its senior revolving credit facility on June 27, 2025, creating a $500 million Term A-1 loan maturing May 9, 2030, with proceeds to refinance certain existing debt and for general corporate purposes. The company also said it will redeem $125 million of its 6.625% Senior Notes due 2027 on July 30, 2025, leaving $400 million outstanding, which shows a debt refinancing and does not disclose any change in operating results.
Term A-1 Loans: $500 million aggregate principal, maturing May 9, 2030
Amortization of 2.5% per year in 2026 and 2027, then 5% per year thereafter, paid quarterly
Notes redemption: $125 million of 6.625% Senior Notes due 2027 on July 30, 2025; $400 million remains outstanding
Amkor entered a new $1 billion revolving credit facility dated May 9, 2025, replacing its existing facility dated March 28, 2022. The new revolver matures May 9, 2030, and carries financial covenants on interest coverage and leverage that the filing describes as customary for this type of facility.
New revolver: $1 billion aggregate commitments, with an uncommitted accordion of up to $200 million
Matures May 9, 2030; Bank of America, N.A. is administrative agent
Covenants require a trailing four-quarter interest coverage ratio of at least 3.00:1.00 and leverage ratio of no more than 3.00:1.00
Proceeds will be used for general corporate purposes; the facility is secured by a lien on equity interests of certain subsidiaries
Amkor Technology reported first-quarter 2025 net sales of $1.32 billion, down from $1.37 billion a year earlier, and earnings of $0.09 per diluted share, down from $0.24. For the second quarter, the company guided to net sales of $1.375 billion to $1.475 billion and EPS of $0.07 to $0.23, and it said it is monitoring tariffs and trade regulations.
Q1 2025 net sales were $1.32 billion, versus $1.37 billion in Q1 2024 and $1.63 billion in Q4 2024.
Net income attributable to Amkor was $21 million, or $0.09 per diluted share, versus $59 million, or $0.24, in Q1 2024.
Q2 2025 guidance: net sales of $1.375 billion to $1.475 billion, gross margin of 11.5% to 13.5%, and EPS of $0.07 to $0.23.
At March 31, 2025, cash and short-term investments totaled $1.6 billion and total debt was $1.1 billion.
Amkor Technology reported fourth quarter 2024 net sales of $1.63 billion, down from $1.75 billion a year earlier, and net income attributable to Amkor of $106 million, or $0.43 per diluted share, compared with $118 million, or $0.48, in the prior-year quarter. For full year 2024, net sales were $6.32 billion and diluted earnings per share were $1.43, both lower than in 2023. First quarter 2025 guidance of $1.225 billion to $1.325 billion in net sales and $0.01 to $0.17 per diluted share is below the fourth quarter results.
Q4 2024 net sales $1.63 billion, versus $1.75 billion in Q4 2023 and $1.86 billion in Q3 2024
Full year 2024 net income attributable to Amkor $354 million, or $1.43 per diluted share, versus $360 million, or $1.46, in 2023
Q1 2025 guidance: net income of $3 million to $43 million, or $0.01 to $0.17 per diluted share
Quarterly dividend raised 5% to $0.08269 per share, announced November 13, 2024; cash and short-term investments were $1.65 billion at December 31, 2024
Briefs are written by AI from the filing text (each brief's own page names the model) and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the model's reading of the filing for shareholders, not a price forecast. Not investment advice.
Only material 8-Ks get a brief: results, deals, executive changes, restructuring, impairments, delisting notices, restatements, cybersecurity incidents and other disclosed events. Routine filings (vote results, exhibits only) are skipped. Every Amkor Technology filing is on SEC EDGAR ↗. 8-K briefs of other companies →