Welcome to our dedicated page for Amkor Tech SEC filings (Ticker: AMKR), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Amkor Technology Inc. filings document the regulatory record for a Nasdaq-listed outsourced semiconductor packaging and test company. The company’s 8-K reports furnish results of operations and financial condition, disclose material agreements and other events, and describe capital-structure matters involving common stock, senior notes and convertible senior notes.
AMKR filings also cover governance and ownership subjects through definitive proxy materials, officer appointments and underwriting agreements related to registered secondary offerings. Recent debt disclosures describe 0.00% convertible senior notes due 2031, subsidiary guarantees and their relationship to other senior unsecured indebtedness, while earnings-related filings include non-GAAP measures such as EBITDA alongside GAAP results.
AMKOR TECHNOLOGY, INC. director Daniel JL Liao reported an automatic acquisition of 18.1563 restricted stock units on dividend equivalent terms. These dividend equivalent units were accrued on March 31, 2026 in connection with previously granted time-vested RSUs from May 15, 2025.
Each dividend equivalent unit represents an additional RSU that is subject to the same vesting and other provisions as the original RSU grant. Following this accrual, Liao’s direct holdings in RSUs tied to common stock total 9,893.0573 units, reflecting a small, compensation-related adjustment rather than an open-market trade.
Amkor Technology CFO Megan Faust exercised restricted stock units into common stock as part of her equity compensation. On March 31, 2026, 8,692 RSUs converted into 8,692 shares of common stock at a stated price of $0.00 per share. Of these, 3,725 shares, valued at $45.03 per share, were withheld by Amkor to cover her tax obligations, with the company paying the taxes on her behalf. After these transactions, she directly owned 134,138 shares of Amkor common stock. The vested RSUs relate to a 43,459-unit grant awarded on February 20, 2025, scheduled to vest in five equal quarterly installments from June 30, 2025 through June 30, 2026.
Amkor Technology, Inc. President and CEO Kevin K. Engel exercised restricted stock units and had shares withheld for taxes. On March 31, 2026, 8,692 restricted stock units converted into 8,692 shares of common stock. Of these, 3,725 shares were withheld by Amkor at $45.03 per share to cover Engel's tax obligations, with taxes paid by the company. After these compensation-related transactions, Engel directly held 7,920 shares of Amkor common stock. The RSUs were part of a 43,459-unit grant made on February 20, 2025 under Amkor's 2021 Equity Incentive Plan, vesting in five equal quarterly installments through June 30, 2026.
Amkor Technology director Winston J. Churchill received additional stock-based compensation through dividend equivalents. On the payment of a dividend on March 31, 2026, he was credited with 18.1563 restricted stock units (RSUs) as dividend equivalent units tied to an existing time-vested RSU award granted on May 15, 2025. Each dividend equivalent unit converts into one additional RSU under the same vesting terms as the original grant. Following this accrual, Churchill holds a total of 9,893.0573 RSUs directly, reflecting routine, non-cash compensation rather than an open-market share purchase.
Amkor Technology director Roger Anthony Carolin reported routine equity compensation adjustments tied to dividends. On March 31, 2026, he acquired 15.7246 restricted stock units as dividend equivalent units on time-vested RSUs granted on May 16, 2023, and 18.1563 units on RSUs granted on May 15, 2025. After these grants, his directly held RSU-based interest increased to 9,893.0573 units, all representing future rights to Amkor common stock, subject to the same vesting terms as the original RSU awards.
Amkor Technology director Douglas A. Alexander received additional restricted stock units through dividend credits rather than market purchases. On March 31, 2026, he was granted three small blocks of dividend equivalent units tied to earlier RSU awards from 2022, 2023, and 2025. Each dividend equivalent unit converts into an additional RSU subject to the same vesting and other conditions as the original grants, modestly increasing his equity-based compensation while leaving cash holdings unchanged.
Amkor Technology, Inc. is asking stockholders to vote at its virtual 2026 Annual Meeting on May 13, 2026 at 11:30 a.m. EDT. Stockholders will elect 11 directors, approve on an advisory basis the compensation of named executive officers, and ratify the independent auditor.
Kevin K. Engel became President and Chief Executive Officer on January 1, 2026, succeeding retiring CEO Giel Rutten, who remains on the Board. For 2025, Amkor reports revenue of $6.7 billion, up 6% year on year, with growth across all end markets and record revenue in Computing and Advanced products.
The proxy describes a pay-for-performance program that reduced 2025 target bonuses by 25%, tied incentives to operating income and individual performance, and delivered payouts based on operating income of $343.9 million and EPS of $1.51 versus a $1.48 target. The Board highlights its majority of independent directors, a Lead Independent Director role, robust committee structure, stock ownership guidelines, anti-hedging and anti-pledging rules, and a clawback policy linked to financial restatements.
Amkor Technology Inc receives an amended Schedule 13G filing from The Vanguard Group reporting 0 shares beneficially owned and 0% of Common Stock as of 03/13/2026. The filing explains an internal realignment effective 01/12/2026 and states certain Vanguard subsidiaries will report ownership separately in accordance with SEC Release No. 34-39538.
AMKOR TECHNOLOGY, INC. executive vice president and general counsel Mark N. Rogers exercised stock options and sold shares in a planned transaction. He exercised options for 5,000 shares of common stock at $7.40 per share and on the same day sold 5,000 shares at $44.54 per share in an open-market trade. The filing states the sale was made under a pre-arranged Rule 10b5-1 trading plan adopted on August 1, 2025. Following these transactions, Rogers directly holds 38,904 shares of common stock.