Amkor Technology (AMKR) appoints Cherie Buntyn as Senior VP and Chief Accounting Officer

Rhea-AI Filing Summary

Amkor Technology, Inc. has appointed Cherie Buntyn as Senior Vice President and Chief Accounting Officer, effective February 2, 2026. In this role, she will serve as the company’s principal accounting officer.

Ms. Buntyn, age 50, brings extensive accounting leadership experience from SurveyMonkey, FLIR Systems, Intel Corporation, and Deloitte & Touche LLP. Her starting annual base salary will be $300,000, and she will be eligible for a cash bonus under Amkor’s annual incentive plan with a target of 35% of base salary. The company states there are no related-party or conflict-of-interest relationships or transactions requiring disclosure under the cited Regulation S-K items.

8-K Event Classification

Item 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers

1 item

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers Governance

Key personnel changes including departures, elections, or appointments of directors and executive officers.

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Accepted by SEC EDGAR 02/02/2026 - 04:11 PM Learn about SEC filing dates

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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)

February 2, 2026

AMKOR TECHNOLOGY, INC.

(Exact name of registrant as specified in its charter)

Delaware

000-29472

23-1722724

(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:

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 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

(c) On February 2, 2026, Amkor Technology, Inc. (the “Company”) appointed Cherie Buntyn to serve as the Company’s Senior Vice President and Chief Accounting Officer, in which capacity she will serve as the Company’s principal accounting officer.

Ms. Buntyn, age 50, most recently served as Vice President, Chief Accounting Officer of SurveyMonkey from June 2022 to June 2025. Previously, she served as Corporate Controller from May 2021 to June 2022, and Director, Assistant Corporate Controller from December 2017 to May 2021, at FLIR Systems. Prior to that, she held various accounting and managerial roles of increasing seniority at Intel Corporation from October 2000 to December 2017. Ms. Buntyn began her career at Deloitte & Touche LLP from August 1997 to October 2000. Ms. Buntyn is a Certified Public Accountant and received her B.S. in Accounting from Santa Clara University.

Ms. Buntyn’s starting annual base salary will be $300,000. Ms. Buntyn will be eligible for a cash bonus under the Company’s annual incentive plan with a target annual incentive amount of 35% of her base salary.

There are no arrangements or understandings between Ms. Buntyn and any other persons pursuant to which Ms. Buntyn was selected as an officer of the Company that would require disclosure under Item 401(b) of Regulation S-K. Additionally, there is no family relationship between Ms. Buntyn and any other person that would require disclosure under Item 401(d) of Regulation S-K. Ms. Buntyn does not have any direct or indirect material interest in any transaction required to be disclosed pursuant to Item 404(a) of Regulation S-K.

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.

AMKOR TECHNOLOGY, INC.

By:

/s/ Mark N. Rogers

Mark N. Rogers

Executive Vice President, General Counsel and Corporate Secretary

Date: February 2, 2026

FAQ

What executive change did Amkor Technology (AMKR) announce in this 8-K?

Amkor Technology announced the appointment of Cherie Buntyn as Senior Vice President and Chief Accounting Officer. She will also serve as the principal accounting officer, taking responsibility for the company’s overall accounting function and financial reporting oversight starting February 2, 2026.

What is Cherie Buntyn’s compensation package at Amkor Technology (AMKR)?

Cherie Buntyn’s starting annual base salary at Amkor is $300,000. She is also eligible for a cash bonus under the company’s annual incentive plan, with a target bonus equal to 35% of her base salary, depending on plan performance outcomes.

What prior experience does Amkor’s new Chief Accounting Officer, Cherie Buntyn, have?

Cherie Buntyn previously served as Vice President, Chief Accounting Officer at SurveyMonkey from June 2022 to June 2025. Before that, she held senior accounting roles at FLIR Systems and spent many years in accounting and managerial roles at Intel, plus earlier experience at Deloitte & Touche.

Does Amkor Technology (AMKR) disclose any related-party relationships for Cherie Buntyn?

Amkor states there are no arrangements or understandings involving Cherie Buntyn that require disclosure under Item 401(b) of Regulation S-K. The company also reports no family relationships or material interests in transactions requiring disclosure under Items 401(d) or 404(a).

What are Cherie Buntyn’s academic and professional credentials for her role at Amkor?

Cherie Buntyn is a Certified Public Accountant and holds a B.S. in Accounting from Santa Clara University. These credentials support her responsibilities as Senior Vice President and Chief Accounting Officer, including oversight of accounting policies, controls, and financial reporting processes.