UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, DC 20549
FORM 6-K
REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16
UNDER THE SECURITIES EXCHANGE ACT OF 1934
For the month of August 2026
Commission File Number 001-37928
ChipMOS TECHNOLOGIES INC.
(Translation of Registrant’s Name into English)
No. 1, R&D Rd. 1, Hsinchu Science Park
Hsinchu, Taiwan
Republic of China
(Address of Principal Executive Offices)
(Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.)
Form 20-F ☒ Form 40-F ☐
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, thereunto duly authorized.
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Dated: August 11, 2026 |
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ChipMOS TECHNOLOGIES INC. (Registrant) |
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By: |
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/S/ S. J. Cheng |
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Name: |
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S. J. Cheng |
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Title: |
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Chairman & President |

August 2026 Industry Leading Provider of Outsourced Semiconductor Assembly, Test & Bumping Services 2Q26 Results Conference Exhibit 99.2

Safe Harbor Notice This presentation contains certain forward-looking statements. These forward-looking statements may be identified by words such as ‘believes,’ ‘expects,’ ‘anticipates,’ ‘projects,’ ‘intends,’ ‘should,’ ‘seeks,’ ‘estimates,’ ‘future’ or similar expressions or by discussion of, among other things, strategies, goals, plans or intentions. These statements may include financial projections and estimates and their underlying assumptions, statements regarding current macroeconomic conditions, including the impacts of high inflation, foreign exchange rates and risk of recession, on demand for our products, consumer confidence and financial markets generally; changes in trade regulations, policies, and agreements and the imposition of tariffs that affect our products or operations, including potential new tariffs that may be imposed and our ability to mitigate with respect to future operations, products and services, and statements regarding future performance. Actual results may differ materially in the future from those reflected in forward-looking statements contained in this document, based on a number of important factors and risks, which are more specifically identified in the Company’s most recent U.S. Securities and Exchange Commission (the “SEC”) filings. Further information regarding these risks, uncertainties and other factors are included in the Company’s most recent Annual Report on Form 20-F filed with the SEC and in its other filings with the SEC.

Agenda Welcome 2Q26 Operating Results S.J. Cheng 2Q26 Financial Results Silvia Su Business Outlook S.J. Cheng Q&A

4 2Q26 Operating Results

Revenue: NT$7,383.1M (QoQ: +6.5%, YoY: +28.7%) Gross Margin: 18.0% (QoQ: +4.2ppts, YoY: +11.4ppts) Revenue & Gross Margin 5

Utilization Rate 6 2Q26: 78% 1Q26: 84% 2Q25: 64% 2Q26: 65% 1Q26: 67% 2Q25: 63% 2Q26: 69% 1Q26: 58% 2Q25: 66% 2Q26: 72% 1Q26: 71% 2Q25: 65% 2Q26: 74% 1Q26: 68% 2Q25: 67%

2Q26 Revenue Breakdown Product Manufacturing Site

Revenue Breakdown - Memory 8 2Q26: 51.0% (QoQ: +6.7%, YoY: +46.7%)

Revenue Breakdown - DDIC + Gold Bump 9 2Q26: 39.2% (QoQ: +7.1%, YoY: +14.1%)

Revenue Breakdown - End Market 10 DDIC & Gold bump Memory & Mixed-signal Content Performance of 2Q26 Smart Mobile TV Computing Auto/Industrial Consumer Smart phone Wearable Watch, TWS UHD/4K/8K TV OLED TV NB/Tablet PC / Server SSD In-car infotainment ADAS / sensor Game, DSC, STB Smart speaker E-paper, Internet Note: Move “Watch” & “TWS” to “ Smart Mobile” from “Consumer” since 1Q24 29.9% (QoQ +2.8%) 12.6% (QoQ +7.6% ) 6.4% (QoQ -23.7%) 28.9% (QoQ +14.1%) 22.2% (QoQ +12.2%)

11 2Q26 Financial Results

Consolidated Operating Results Summary

Consolidated Statements of Comprehensive Income Note (1) : YoY: Difference mainly due to the decrease of foreign exchange loss of NT$685M and the positive impact on valuation of financial assets at fair value through profit or loss of NT$80M from the loss on valuation of financial assets at fair value through profit or loss of NT$2M in 2Q25 to gain on valuation of financial assets at fair value through profit or loss of NT$78M in 2Q26.

Consolidated Statements of Financial Position & Key Indices

Consolidated Statements of Cash Flows Notes : Free cash flow was calculated by adding depreciation, amortization, interest income together with operating profit and then subtracting CapEx, interest expense, income tax expense and dividend from the sum. (2) Difference mainly due to the increase of CapEx of NT$1,757M, the income tax change of NT$335M from the income tax benefit of NT$106M in 1H25 to income tax expense of NT$229M in 1H26, the decrease of depreciation expenses of NT$125M and partially offset by the increase of operating profit of NT$1,331M.

Capital Expenditures & Depreciation 16 CapEx: NT$2,380.2M Depreciation: NT$1,218.1M

17 Business Outlook

Market & Business Outlook Expect better 2H26 than 1H26 led by Memory demand Visibility currently extends through 2026 Focus on optimizing product mix, controlling operating costs and monetizing lower UT level assets Memory: Momentum expected to be better than DDIC led by customers’ re-stocking and solid demand DRAM demand continues to exceed supply Flash momentum balanced DDIC: Seeing signs of improvement Auto panel market is stable compared with other DDIC products OLED momentum benefiting from seasonal re-stocking Into mobile and AI ASIC-related fields to increase future growth opportunities Prioritize the silicon photonics supply chain as a new long-term driver

Q&A www.chipmos.com