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AMKOR TECHNOLOGY, INC. SEC Filings

AMKR NASDAQ

Welcome to our dedicated page for AMKOR TECHNOLOGY 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.

Our SEC filing database is enhanced with expert analysis from Rhea-AI, providing insights into the potential impact of each filing on AMKOR TECHNOLOGY's stock performance. Each filing includes a concise AI-generated summary, sentiment and impact scores, and end-of-day stock performance data showing the actual market reaction. Navigate easily through different filing types including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, proxy statements (DEF 14A), and Form 4 insider trading disclosures.

Designed for fundamental investors and regulatory compliance professionals, our page simplifies access to critical SEC filings. By combining real-time EDGAR feed updates, Rhea-AI's analytical insights, and historical stock performance data, we provide comprehensive visibility into AMKOR TECHNOLOGY's regulatory disclosures and financial reporting.

Rhea-AI Summary

Amkor Technology, Inc. director Winston J Churchill reported a bona fide gift transfer of 100 shares of Common Stock on 2026-07-30. The gift involved no cash consideration, and he now directly holds 28,681 shares. The transaction was not made under a Rule 10b5-1 trading plan.

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Amkor Technology, Inc. reported that President and CEO Kevin K. Engel sold 3,221 shares of common stock on July 30, 2026 at $47.00 per share in a sale described as an open market or private transaction. After this trade, he directly holds 9,666 shares of Amkor common stock.

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Rhea-AI Summary

Amkor Technology, Inc. reported strong results for the quarter ended June 30, 2026, with net sales of $1.90 billion, up 25.6% year over year, driven by growth across all end markets. Gross margin improved to 16.8% from 12.0%, and operating income reached $199.9 million, a 10.5% margin. Net income attributable to Amkor was $173.8 million, or $0.70 diluted EPS, compared with $0.22 a year earlier.

For the first half of 2026, net sales were $3.58 billion with gross margin of 15.6%. Operating cash flow was $381.6 million, while heavy capital spending of $688.4 million on advanced packaging capacity and the new Arizona facility led to negative free cash flow of $(269.9) million. As of June 30, 2026, Amkor held $1.55 billion in cash and cash equivalents and $960.3 million in short-term investments, against total debt of about $2.49 billion, including $1.15 billion of 0.00% convertible senior notes due 2031. The company highlights significant future capital plans of $2.5–$3.0 billion for 2026, CHIPS Act direct funding of up to $407 million, potential Korean grants of up to ₩150 billion (approximately $100 million) and sizable customer advance payment arrangements.

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Amkor Technology reported record second quarter 2026 results, with net sales of $1.90 billion, up 26% year-on-year. Q2 gross margin was 16.8%, operating income $200 million, net income attributable to Amkor $174 million, diluted EPS $0.70, and EBITDA $400 million. Management highlighted record revenue in the Computing and Automotive & Industrial end markets.

Cash and short-term investments totaled $2.5 billion at June 30, 2026, with total debt also at $2.5 billion. For Q3 2026, Amkor guides net sales of $1.95–$2.05 billion, gross margin of 18.5%–19.5%, and net income of $180–$205 million, or $0.72–$0.82 per diluted share, and projects full-year 2026 capital expenditures of $2.5–$3.0 billion. The company paid a quarterly dividend of $0.08352 per share on June 23, 2026.

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Amkor Technology, Inc. reporting person Agnes C. Kim reported that on July 20, 2026, her spouse exercised stock options to acquire 200,000 and 250,000 shares of Amkor common stock at exercise prices of $9.86 and $9.48 per share, respectively. These shares are held indirectly through her spouse, and she disclaims beneficial ownership except for any pecuniary interest. After these transactions, she reports holding 0 shares of Amkor common stock directly.

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James J. Kim, a member of Amkor Technology’s 10% owner group, exercised stock options for 450,000 shares of common stock on July 20, 2026, at exercise prices of $9.86 and $9.48. These shares are held alongside substantial indirect family-trust holdings, for which he disclaims beneficial ownership beyond his pecuniary interest.

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Amkor Technology executive Mark N. Rogers, EVP & General Counsel, reported exercising 5,000 stock options at $7.40 per share and selling 5,000 common shares at $65.12 on July 16, 2026. The sale was effected under a Rule 10b5-1 trading plan adopted on August 1, 2025. After these transactions he directly holds 38,904 common shares and 75,000 stock options from a grant to acquire 200,000 shares that expires on June 10, 2029.

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Amkor Technology CFO Megan Faust reported an open-market sale of 1,000 shares of common stock on July 14, 2026 at $69.91 per share. The transaction was executed under a Rule 10b5-1 trading plan. After the sale, Faust directly holds 136,105 shares of Amkor stock.

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Mark N Rogers notified plans to sell 5,000 shares of AMKR common stock through Morgan Stanley Smith Barney LLC on July 16, 2026, with an aggregate value of $325,600.00. He also reported selling 5,000 shares on May 18, 2026 for $358,150.00 and 5,000 shares on June 16, 2026 for $431,050.00.

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FAQ

How many AMKOR TECHNOLOGY (AMKR) SEC filings are available on StockTitan?

StockTitan tracks 202 SEC filings for AMKOR TECHNOLOGY (AMKR), including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, and Form 4 insider trading disclosures. Each filing includes AI-generated summaries, impact scoring, and sentiment analysis.

When was the most recent SEC filing for AMKOR TECHNOLOGY (AMKR)?

The most recent SEC filing for AMKOR TECHNOLOGY (AMKR) was filed on July 31, 2026.