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Oct 29, 2026 Gwangju expansion breaks ground Headline · Source: company release
Nasdaq Global Select Market: $AMKRSemiconductors · Packaging and testing

AMKR Stock Hub: Amkor Technology News, Advanced Packaging and AI Capacity

Amkor packages and tests semiconductors for computing, communications, vehicles and consumer devices. Third-quarter sales were $1.99 billion, while gross margin improved to 18.3%. Customer-supported projects in Korea and Arizona expand the advanced-packaging opportunity. Large capital commitments, negative year-to-date free cash flow and convertible debt make the financing of that expansion central to the company’s next phase.

Last updated: November 1, 2026Market data: October 30, 2026 regular-session close; USD per common shareFinancials: Quarter and nine months ended September 30, 2026Currency: USD
Full research report · PDF
Amkor Technology, Inc. research · November 1, 2026
18 pages covering the business, financial position, catalysts, risks, scenarios and sources. A dated snapshot for personal use; redistribution prohibited.
Get the report (PDF)
Next catalyst
Quarter ending December 31, 2026 · Delivery against fourth-quarter sales and margin guidance

Company forecast issued October 26; quarter-end is not an earnings-release date. Announcement and terms

Amkor Technology, Inc. AMKR daily stock chart
Daily chart $AMKR. Interactive chart with bull and bear scenarios on JC Just Charts →

AMKR stock at a glance

Last regular-session close
39.50
USD per common share · 2026-10-30
Calculated reference equity value
9.79
USD billion · 2026-10-30 · 39.50 multiplied by 247,810,189 common shares reported on October 20, 2026. Price and share count have different dates.
Source
Cash, equivalents and short-term investments
2,376.2
USD million · 2026-09-30 · Cash and equivalents of 1,603.015 plus short-term investments of 773.181; restricted cash is excluded.
Source
Debt carrying amount
2,467.2
USD million · 2026-09-30 · Current and long-term balance-sheet debt after unamortized discount and deferred costs. Principal before these adjustments is 2,495.821.
Source
Quarterly net sales
1,990.6
USD million · Quarter ended September 30, 2026
Source
GAAP quarterly net income attributable to Amkor
190.6
USD million · Quarter ended September 30, 2026
Source
Operating cash flow
868.3
USD million · Nine months ended September 30, 2026 · Includes the operating effect of customer contract-liability movements.
Source
Common shares outstanding
247,810,189
common shares · 2026-10-20
Source

Where Amkor Technology, Inc. stands now

Computing and automotive growth offset weakness in communications during the September quarter. The result was almost flat sales with materially stronger profitability, while new HDFO and 2.5D programs add further operating milestones. Amkor is also expanding Korea and developing the larger Arizona campus under a multiyear plan.

Customer advances improve visibility and support investment, but they are distinct from earned revenue and carry obligations. Cash and short-term investments totaled $2.376 billion at September 30, excluding restricted cash. Operating inflows remained below capital payments over the first nine months, leaving company-defined free cash flow negative.

The main risk is a mismatch between committed spending and the timing or economics of qualified customer output. Delays, underutilization or less favorable contract terms can consume financial flexibility while construction, debt and other obligations remain.

The constructive case

Computing and automotive demand support qualified output, customer funding arrives on useful schedules and the larger footprint earns satisfactory returns. Current operations fund a disciplined transition into productive new capacity.

The cautious case

Customer or process delays leave expensive assets underutilized while purchase commitments continue. Funding arrives less conveniently, startup costs persist and the return on capital or ownership outcome falls short.

Latest Amkor Technology, Inc. news

Oct 29, 2026

Gwangju expansion breaks ground

Amkor described a new building at its existing South Korean campus and broader expansion at Songdo. The existing Gwangju manufacturing-space figure is not the size of the incremental new building.

Oct 26, 2026

Quarterly margins improve as the end-market mix changes

Sales were approximately $1.99 billion, gross margin reached 18.3% and diluted EPS was $0.76. Fourth-quarter sales guidance was $1.9 billion to $2.0 billion, while annual capital expenditure guidance was approximately $2.5 billion.

Oct 21, 2026

Additional NVIDIA agreement supports Korean capacity

Amkor announced another $1.3 billion agreement and described multiyear NVIDIA agreements across Korea and Arizona totaling $3 billion. The amounts support future capacity and are distinct from current revenue.

Sep 8, 2026

Arizona plan expands to a larger second phase

Planned investment increased to approximately $12 billion. Phase 2 is expected to add 60,000 square meters of cleanroom space, with construction beginning in late 2027 and completion expected by the end of 2029.

Jul 23, 2026

NVIDIA partnership supports U.S. advanced packaging

A $1.5 billion multiyear packaging and development agreement includes a customer prepayment supporting U.S. capacity expansion. The announced relationship combines technology roadmaps and planned manufacturing resources.

Jun 16, 2026

TSMC agreement establishes an Arizona collaboration framework

The ten-year agreement provides a framework for TSMC to procure advanced-packaging and testing services from Amkor. The announcement does not state a fixed amount of recognized revenue.

AMKR stock catalysts

  • Quarter ending December 31, 2026 · Delivery against fourth-quarter sales and margin guidanceCompany forecast issued October 26; quarter-end is not an earnings-release date.

    Details and conditions

  • Fourth quarter of 2026 · Additional HDFO CPU and two 2.5D program rampsCompany operating targets; qualification and customer deployment determine the ramp.

    Details and conditions

  • 2026-11-30 · NVIDIA GTC Washington participationAnnounced industry event, not a promised order or financial result.

    Details and conditions

  • Calendar 2027 · Customer advance receipts under the October agreementApproximately $1.3 billion expected; future contractual receipts.

    Details and conditions

  • Late calendar 2027 · Arizona phase 2 construction startCompany construction target announced September 8.

    Details and conditions

  • By the end of calendar 2028 · Korean interposer wafer capacity expansion targetNVIDIA and Amkor target greater than 300% growth in the specified Korean capacity; not total-company revenue growth.

    Details and conditions

  • By the end of calendar 2029 · Arizona phase 2 construction completionCompany construction target; completion differs from mature qualified production.

    Details and conditions

Three stages of the capacity expansion

AreaDisclosed positionNext test
KoreaCustomer-backed advanced-packaging expansion and new buildings.Qualified output and the specified interposer-capacity target by the end of 2028.
VietnamStrategic migration of communications-related SiP work.Reliable delivery and efficient operation after the transition.
Arizona phase 2Part of an approximately $12 billion campus plan.Construction targeted to begin in late 2027 and complete by the end of 2029.

October operating update · Arizona project terms

Cash generated and capital consumed

MeasureNine months ended September 30, 2026
Operating cash flow$868.345 million
Payments for property, plant and equipment$1,236.806 million
Relevant asset-sale and grant proceeds$49.393 million
Company-defined free cash flowNegative $319.068 million

Customer contract-liability movements affect operating cash; the funding carries obligations. Financial statements and reconciliation

Merlintrader Health Score · $AMKR

3.40out of 5
Balance sheet / runway · 30%3.5

An established operating business, cash, investments and funding sources provide support, balanced against negative free cash flow, debt and substantial purchase obligations.

Catalysts · 30%4.0

Current guidance, new program ramps and customer-backed projects provide concrete milestones, with financial returns dependent on qualification and deployment.

Dilution · 20%3.0

Employee equity and convertible claims can affect ownership. Current resources reduce immediate dependence on ordinary equity financing, while capped calls mitigate only defined conversion exposure.

Liquidity · 10%3.0

The Nasdaq-listed shares have substantial observed trading, while concentrated ownership and event-driven volatility remain relevant to market access.

Execution · 10%2.5

Multiple advanced-program ramps, geographic migrations and large construction projects create a demanding simultaneous operating agenda.

Assessed November 1, 2026. An editorial assessment of financial and operating resilience over twelve to eighteen months; no price target or recommendation is implied.

Red flags

  • Large purchase obligations and construction payments precede mature production returns.
  • Customer advances provide funding while retaining contractual obligations.
  • Capital spending currently exceeds operating cash generation.
  • Debt, cash-principal conversion terms and employee awards create financing and ownership exposure.
  • Concentrated customers can change deployment schedules, volumes or commercial terms.
  • Concentrated family ownership carries voting arrangements and minority-holder considerations.
  • Quality, yield, utilities, supply-chain disruption and export restrictions can affect the global network.

AMKR Stock FAQ: Amkor Technology, Inc. Questions Answered

Does all advanced-products revenue come from AI?

No. The category includes flip chip, memory, wafer-level processing and related testing across several end markets. Computing also includes PCs, storage and infrastructure in addition to data centers.

What changed in the latest earnings report?

Quarterly sales were almost flat year over year, while gross margin rose to 18.3% and diluted EPS reached $0.76. Computing and automotive growth offset communications weakness.

Are customer prepayments already earned revenue?

They support future capacity and services under contract and are distinct from revenue recognized as the relevant obligations are fulfilled. Receipt timing, contract liabilities and partnership announcements describe different stages.

Why was free cash flow negative?

Equipment and construction-related cash spending exceeded operating cash generation over the first nine months. Company-defined free cash flow was negative $319.068 million after the relevant capital payments and proceeds.

Can the zero-coupon notes affect ownership?

The notes have conversion rights under specified conditions. Principal must be settled in cash upon conversion, while additional value may involve shares. Capped calls address only defined exposure under their own terms.

Primary sources and market references

Disclaimer. Published by Merlintrader for educational and informational purposes only. This content does not constitute investment advice or a recommendation to buy, sell or hold securities. Verify figures against the dated primary disclosures. Investors can lose part or all of their capital.

Semiconductor packaging and testing require reliable yields, quality and utilization across capital-intensive facilities. Customer concentration, construction delays, equipment and material shortages, export restrictions and geopolitical disruption can affect returns. Commercial advances, debt, convertible terms and employee awards create distinct funding and ownership obligations.

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