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    TSEM
    Earnings call· Jun 2026(Q2 FY26)

    TOWER SEMICONDUCTOR Q2 FY26 earnings call TSEM

    Aug 4, 2026 Source

    Executive summary

    Tower Semiconductor Q2 FY26 — Record Revenue and Profitability Driven by Silicon Photonics

    Tower Semiconductor delivered record Q2 FY26 results, driven by robust silicon photonics demand and strategic capacity investments. The company significantly updated its 2028 financial model, projecting substantial revenue and margin expansion, underpinned by strong customer partnerships and operational efficiency. Management is executing a dual-track 300-millimeter capacity expansion in Japan to support accelerating AI and data center applications, positioning for continued long-term growth.

    Highlights

    5
    • Record Q2 revenue of $460 million, representing 11% quarter-over-quarter and 24% year-over-year growth.

    • Achieved record Q2 gross margin of 30%, operating margin of 20%, and net margin of 20%.

    • Silicon photonics revenue increased over 60% quarter-over-quarter and over 270% year-over-year, reaching an annualized run rate of over $680 million.

    • Updated 2028 model targets $3.6 billion in revenues, $1.63 billion in gross profit (45% GM), and $1.2 billion in net profit (33% NM).

    • Secured customer contracts representing approximately $1.3 billion of silicon photonics revenue for 2027.

    Concerns

    2
    • RF mobile revenue decreased 14% year-over-year in 300-millimeter RFSOI due to strategic transition and consolidation.

    • Fab 5 in Japan operated at 75% utilization, below the company's 85% utilization model.

    Guidance & targets

    15
    CategoryTargetConfidence
    Q3 2026 Revenue
    $520 million
    high materiality
    High
    Annualized Revenue Run Rate
    above $2 billion
    high materiality
    High
    2028 Annual Revenue
    $3.6 billion
    high materiality
    High
    2028 Gross Profit
    $1.63 billion
    high materiality
    High
    2028 Gross Profit Margin
    45%
    high materiality
    High
    2028 Operating Profit
    $1.38 billion
    high materiality
    High
    2028 Operating Profit Margin
    38%
    high materiality
    High
    2028 Net Profit
    $1.2 billion
    high materiality
    High
    2028 Net Profit Margin
    33%
    high materiality
    High
    2028 Operating Expenses as % of Revenue
    approximately 7%
    medium materiality
    High
    2028 R&D Investment
    over 40% increase
    medium materiality
    High
    Silicon Photonics Annualized Run Rate
    $1 billion
    high materiality
    High
    Track 1 300mm Silicon Photonics Capacity Production Readiness
    full production readiness
    high materiality
    High
    RFSOI 300mm Wafer Starts
    3x increase
    medium materiality
    High
    All Fabs Utilization
    85%
    medium materiality
    High

    Segment performance

    5
    SegmentRevenueYoYQoQMargin
    RF infrastructure
    Strong growth driven by silicon photonics.
    49% of corporate revenue140%43%
    Silicon photonics
    Significant growth, hitting a high annualized run rate, driven by AI and data center applications.
    Q2 annualized run rate: over $680 million
    over 270%over 60%
    RF mobile
    Undergoing strategic transition from 200mm to 300mm manufacturing and consolidation to Fab 10, impacting 300mm RFSOI revenues.
    12% of corporate revenues-14% (300mm RFSOI)
    Power management
    Strong demand for 200mm and 300mm BCD offerings, driven by high-performance computing and growth sectors.
    14% of corporate revenuesYoY growth
    Sensor display
    Sharp surge in demand from machine vision market for high-end, high-resolution sensors, particularly for semiconductor and EV battery inspection.
    12% of corporate revenuepredominantly flat

    Operational metrics

    23
    Gross margin
    30%58% QoQ contribution from increased revenue
    Q2 FY26

    Company record, excluding nonrecurring accounting items.

    Operating margin
    20%55% QoQ contribution from increased revenue
    Q2 FY26

    Company record, excluding nonrecurring accounting items.

    Net margin
    20%55% QoQ contribution from increased revenue
    Q2 FY26

    Company record, excluding nonrecurring accounting items.

    Operating profit
    $90 million2.26x Q2 FY25
    Q2 FY26

    Compared to operating profit in the second quarter of 2025.

    Net profit
    $91 million95% or $44 million increase vs Q2 FY25
    Q2 FY26

    Compared to net profit of $47 million in the second quarter of 2025.

    Diluted EPS
    $0.79almost double $0.41 in Q2 FY25
    Q2 FY26

    Compared to diluted EPS of $0.41 in the second quarter of 2025.

    Customer prepayments
    $290 million
    Q1 FY26

    Received in the first quarter of 2026, included in balance sheet as liabilities and cash flow from operating activities.

    Total assets
    $3.8 billion
    end of June 2026

    Primarily comprised of net fixed assets and current assets.

    Net fixed assets
    $1.3 billion
    end of June 2026

    Predominantly fair machinery.

    Current assets
    $2 billion
    end of June 2026

    Part of total assets.

    Current ratio
    4.9x
    end of June 2026

    Indicates strong balance sheet.

    Shareholders' equity
    $3.1 billion
    end of June 2026

    Reached a record high.

    CapEx investment plan
    $920 million
    total

    Investment plan to support increasing SiPho and SiGe demand.

    CapEx paid to date
    approximately 50%
    through Q2 FY26

    Included in cash flow for investing activities.

    Remaining CapEx payment
    approximately 50%
    H2 FY26 and full year 2027

    Expected payment schedule for the remaining CapEx investment.

    Fab 2, 3, 9 utilization
    80% and 85%
    Q2 FY26

    Utilization rates during a period of high capacity ramp.

    Fab 5 utilization
    75%
    Q2 FY26

    Utilization rate below the 85% model.

    Fab 7 utilization
    fully utilizedwell above 85% utilization model
    Q2 FY26

    High utilization rate for Fab 7.

    2028 Incremental Gross Profit
    67%
    FY28

    Reflects enhanced product mix in the updated business model.

    2028 Incremental Operating Profit
    63%
    FY28

    Reflects enhanced product mix in the updated business model.

    2028 Incremental Net Profit
    59%
    FY28

    Reflects enhanced product mix in the updated business model.

    RFSOI 300mm wafer starts
    3x increaseagainst Q2 '26 shipments
    mid-2027

    Expected increase driven by strong design win momentum for premium smartphones.

    Integrated laser revenue
    several tens of millions
    next year

    Expected revenue from integrated lasers, which involves chip-to-wafer bonding.

    Industry KPIs

    6
    MetricValueDetails
    Backlog order book$1.3 billionUSD
    Ai data center revenueover $680 millionUSD
    Fab capacity utilization80-85% (200mm fabs); 75% (Fab 5); fully utilized (Fab 7)%
    Design wins socket pipelinestrong design win momentum
    Node platform ramp schedule100G per lane and 200G per lane products in high-volume production
    End market segment revenue mixRF infrastructure: 49%; RF mobile: 12%; Power management: 14%; Sensor display: 12%%

    Orderbook & backlog

    1
    Silicon photonics customer contracts$1.3 billionQ2 FY26

    Revenue for 2027

    Product announcements

    2
    ProductTypeDetails
    Multiyear epitaxial wafer supply agreementlaunch
    SiPho-based coherent optical modulesmilestone

    Deals & partnerships

    2
    IQEMultiyear epitaxial wafer supply agreementmultiyear

    Agreement for [35] epitaxial material for heterogeneous integration on silicon photonics.

    MarvellLong-standing collaboration on SiPho-based coherent optical moduleslong-standing

    Collaboration on SiPho-based coherent optical modules.

    Capital programs

    3
    Dual-track 300-millimeter capacity strategic expansion in Japan (Track 1)underway
    Funding: Government of Japan (METI support), internal cash creation

    Benefit: Significant new 300-millimeter silicon photonics capacity and advanced packaging capabilities; maximizing Fab 7 300-millimeter output.

    Consists of repurposing the Arai facility (formerly Fab 6) for 300-millimeter silicon photonics capacity and advanced packaging capabilities and maximizing Fab 7 300-millimeter output. This track is the driver for updating the 2028 business model.

    Dual-track 300-millimeter capacity strategic expansion in Japan (Track 2)underway
    Funding: internal cash creation
    Start: in parallel with Track 1

    Benefit: 4x increase in Japanese 300-millimeter manufacturing output, focusing on silicon photonics, silicon germanium, and related advanced optical packaging.

    Consists of constructing an additional 300-millimeter manufacturing facility adjacent to Fab 7, planned to provide a seamless path for continued growth post 2028. Target is for everything to be installed and functioning by Q4 2028.

    SiPho and SiGe capacity and capability expansionon track$920 million
    Spent to date: approximately $460 million

    Benefit: Expand capacity and capability of SiGe and SiPho equipment across 8-inch plants (Israel, Newport Beach, Texas) and 12-inch Uozu fab in Japan.

    This investment is on track in terms of purchase orders issued, technology and process qualification, equipment arrivals and ramp plans. Approximately 50% has been paid to date through Q2 2026, with the remaining 50% expected in H2 2026 and full year 2027.

    Risks & headwinds

    3
    RFSOI revenue decrease due to strategic transitionQ2 FY26

    14% decrease in 300mm RFSOI revenues YoY

    Mitigation: Strong design win momentum for 300mm platform, particularly for premium smartphones, driving expected 3x RFSOI increase in 300mm wafer starts by mid-2027.

    Fab 5 utilization below modelQ2 FY26

    75% utilization (below 85% model)

    Mitigation: Not explicitly stated, but overall capacity ramp and strong demand for other fabs suggest potential improvement.

    Variability in business model assumptionsFuture (2028 model)

    Wafer selling price, cost assumptions, installation/qualification timing, 85% fab utilization. Wafer selling price has biggest range of outcome.

    Mitigation: Implies careful management and execution, with focus on maintaining market share with lead customers.

    What to watch in Q3 FY26

    5

    Q3 FY26 Revenue

    Q3 FY26
    Current$460 million (Q2 FY26)
    Target$520 million (midrange)

    Why it matters

    Key indicator of continued growth trajectory and progress towards the $2 billion annualized run rate.

    Looking ahead, we guide the third quarter of 2026 midrange revenue to be $520 million, representing an annualized revenue run rate of above $2 billion.

    Q&A highlights

    7

    Clarification on the $1.3 billion SiPho bookings for 2027 and the likelihood of sustaining or accelerating current growth rates.

    Russell clarified that the $1.3 billion SiPho contracts for 2027 were previously announced. He indicated that the Q4 '26 wafer start rate will be 3x Q2 '26 shipments and pointed to the updated 2028 model ($3.6 billion revenue) as an indicator of expected growth.

    No, I was just going to state that I think there was no update given on the contracts and the bookings, but there was an update given pretty much on what is started or will be started for shipments.

    asked by Cody Grant Acree · answered by Russell Ellwanger

    2 min read6 chapters

    Detailed Narrative

    01

    Record Financial Performance and Margin Expansion

    Tower Semiconductor achieved record Q2 FY26 revenue of $460 million, marking an 11% sequential and 24% year-over-year increase. This strong top-line growth translated into record profitability, with gross margin reaching 30%, operating margin 20%, and net margin 20%. These figures represent significant quarter-over-quarter contribution rates of 58%, 55%, and 55% respectively from the increased revenue, signaling the initial phase of expected continual margin expansion.

    02

    Updated 2028 Business Model with Enhanced Profitability

    The company significantly updated its 2028 financial model, now targeting $3.6 billion in annual revenue, a 27% increase from the previous model. This revised outlook projects $1.63 billion in gross profit (45% margin) and $1.2 billion in net profit (33% margin). The model anticipates greater operational efficiency, with operating expenses as a percentage of revenue lowering to approximately 7%, a 30% reduction from current levels, while still increasing R&D investment by over 40%.

    03

    Strategic Dual-Track 300mm Capacity Expansion in Japan

    Tower announced a dual-track 300-millimeter capacity expansion in Japan, supported by the Ministry of Economics Trade and Industry (METI). Track 1 involves repurposing the Arai facility (formerly Fab 6) and maximizing Fab 7 output for silicon photonics and advanced packaging, with full production readiness expected by Q4 2027. Track 2 will construct an additional 300-millimeter facility adjacent to Fab 7, aiming to quadruple Japanese 300-millimeter manufacturing output for silicon photonics, silicon germanium, and advanced optical packaging, ensuring growth beyond 2028.

    04

    Silicon Photonics Leadership and AI/Data Center Demand

    Silicon photonics revenue demonstrated robust growth, increasing over 60% QoQ and 270% YoY, reaching an annualized run rate exceeding $680 million in Q2, with a target of $1 billion by Q4 2026. The company has secured customer contracts for approximately $1.3 billion in silicon photonics revenue for 2027. Tower is strategically positioned to lead in Near Package Optics (NPO) deployments and future co-packaged optics, addressing the critical need for high-bandwidth, low-latency optical interconnects in AI and data center infrastructure.

    05

    RFSOI Transition and Power Management Momentum

    The RFSOI business is undergoing a strategic transition from 200-millimeter to 300-millimeter manufacturing, consolidating production to Fab 10. This transition led to a 14% YoY decrease in 300-millimeter RFSOI revenues in Q2. However, strong design win momentum for the 300-millimeter platform is expected to drive a 3x increase in 300-millimeter RFSOI wafer starts by mid-2027. Power management revenue saw YoY growth, fueled by increased demand and new customer acquisitions in high-performance computing and other growth sectors.

    06

    Surging Demand in Image Sensors for Machine Vision

    While the image sensor business revenue was predominantly flat YoY, it experienced a sharp surge in demand from the machine vision market. This demand is particularly strong for high-end, high-resolution sensors used in semiconductor inspection, driven by the accelerated build-out of DDR and HBM memory assembly lines, and in the automotive industry for EV battery inspection. This momentum is expected to continue growing over the next two years, supported by Tower's state-of-the-art 300-millimeter platform.

    AI-generated summary of the company’s earnings call. Not investment advice.