Inphi Corporation (Exact Name of Registrant As Specified in Its Charter)
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Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2010 Or ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 001-34942 Inphi Corporation (Exact Name of Registrant as Specified in Its Charter) Delaware 77-0557980 (State or Other Jurisdiction of (I.R.S. Employer Incorporation or Organization) Identification No.) 3945 Freedom Circle, Suite 1100, Santa Clara, California 95054 (Address of Principal Executive Offices) (Zip Code) Registrant’s telephone number, including area code: (408) 217-7300 Securities registered pursuant to Section 12(b) of the Act: Title of Class Name of Exchange on Which Registered Common Stock, $0.001 par value New York Stock Exchange Securities registered pursuant to Section 12(g) of the Act: None Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Yes ¨ No x Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act. Yes ¨ No x Indicate by check mark whether the registrant: (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes x No ¨ Table of Contents Indicate by check mark whether the registrant has submitted electronically and posted on its corporate Web site, if any, every Interactive Data File required to be submitted and posted pursuant to Rule 405 of Regulation S-T (§ 232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit and post such files). Yes ¨ No ¨ Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K (§ 229.405 of this chapter) is not contained herein, and will not be contained, to the best of registrant’s knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K. x Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company. See the definitions of “large accelerated filer,” “accelerated filer” and “smaller reporting company” in Rule 12b-2 of the Exchange Act. (Check one): Large accelerated filer ¨ Accelerated filer ¨ Non-accelerated filer x (Do not check if a smaller reporting company) Smaller reporting company ¨ Indicate by check mark whether the registrant is a shell company (as defined in Exchange Act Rule 12b-2). Yes ¨ No x The Registrant’s common stock, $0.001 par value per share, first traded on the New York Stock Exchange on November 11, 2010. Accordingly, the Registrant’s common stock was not trading publicly on June 30, 2010. As of February 23, 2011, the aggregate market value of the Registrant’s common stock held by non-affiliates of the Registrant was approximately $ 288.8 million, based on the closing price of the common stock as reported on the New York Stock Exchange for that date. The total number of shares outstanding of the Registrant’s common stock, $0.001 par value per share, as of February 23, 2011 was 25,388,810. Table of Contents INPHI CORPORATION ANNUAL REPORT ON FORM 10-K FOR THE FISCAL YEAR ENDED DECEMBER 31, 2010 TABLE OF CONTENTS Page PART I Item 1. Business 1 Item 1A. Risk Factors 9 Item 1B. Unresolved Staff Comments 24 Item 2. Properties 24 Item 3. Legal Proceedings 25 Item 4. (Removed and Reserved) PART II Item 5. Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities 26 Item 6. Selected Consolidated Financial Data 29 Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations 31 Item 7A. Quantitative and Qualitative Disclosures about Market Risk 42 Item 8. Financial Statements and Supplementary Data 43 Item 9. Changes in and Disagreements with Accountants on Accounting and Financial Disclosure 75 Item 9A. Controls and Procedures 75 Item 9B. Other Information 75 PART III Item 10. Directors, Executive Officers and Corporate Governance 75 Item 11. Executive Compensation 79 Item 12. Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters 89 Item 13. Certain Relationships and Related Transactions, and Director Independence 91 Item 14. Principal Accountant Fees and Services 93 PART IV Item 15. Exhibits and Financial Statement Schedules 94 Table of Contents PART I ITEM 1. BUSINESS This report contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. When used in this report, the terms “may,” “might,” “will,” “objective,” “intend,” “should,” “could,” “can,” “would,” “expect,” “believe,” “estimate,” “predict,” “potential,” “plan,” or the negative of these terms, and similar expressions intended to identify forward-looking statements. These statements are statements that relate to future periods and include statements regarding our anticipated trends and challenges in our business and the markets in which we operate, including the market for 40G and 100G high-speed analog semiconductor solutions, our plans for future products, such as our isolation memory buffer or iMB™, clock and data recovery, or CDR, and serializer/deserializer, or SERDES, products, and enhancements of existing products, our expectations regarding our expenses and revenue, including our expectations that our research and development, sales and marketing and general and administrative expenses may increase in absolute dollars, our anticipated cash needs and our estimates regarding our capital requirements and our needs for additional financing, our anticipated growth strategies, our ability to retain and attract customers, particularly in light of our dependence on a limited number of customers for a substantial portion of our revenue, the anticipated costs and benefits of our recent acquisition of Winyatek Technology Inc., and our expectations regarding competition as more and larger semiconductor companies enter our markets and as existing competitors improve or expand their product offerings. These forward-looking statements involve known and unknown risks, uncertainties and other factors which may cause our actual results, performance or achievements to be materially different from any future results, performances or achievements expressed or implied by the forward-looking statements. These risks and uncertainties include, but are not limited to, those risks discussed below, as well as factors affecting our quarterly results, our ability to manage our growth, our ability to sustain or increase profitability, demand for our solutions, the effect of declines in average selling prices for our products, our ability to compete, our ability to rapidly develop new technology and introduce new products, our ability to safeguard our intellectual property, trends in the semiconductor industry and fluctuations in general economic conditions, and the risks set forth throughout this Report, including the risks set forth under Item 1A., “Risk Factors.” These forward-looking statements speak only as of the date of this report. We expressly disclaim any obligation or undertaking to release publicly any updates or revisions to any forward-looking statements contained herein to reflect any change in our expectations with regard thereto or any change in events, conditions or circumstances on which any such statement is based. All references to “Inphi,” “we,” “us” or “our” mean Inphi Corporation. Inphi®, iMB™ and the Inphi logo are trademarks or service marks owned by Inphi. All other trademarks, service marks and trade names appearing in this report are the property of their respective owners. Overview Our Company We are a fabless provider of high-speed analog semiconductor solutions for the communications and computing markets. Our analog semiconductor solutions provide high signal integrity at leading-edge data speeds while reducing system power consumption. Our semiconductor solutions are designed to address bandwidth bottlenecks in networks, maximize throughput and minimize latency in computing environments and enable the rollout of next generation communications and computing infrastructures. Our solutions provide a vital high-speed interface between analog signals and digital information in high- performance systems such as telecommunications transport systems, enterprise networking equipment, datacenters and enterprise servers, storage platforms, test and measurement equipment and military systems. We provide 40G and 100G high-speed analog semiconductor solutions for the communications market and high-speed memory interface solutions for the computing market. We have a broad product portfolio with 17 product lines and over 170 products as of December 31, 2010. We leverage our proprietary high-speed analog signal processing expertise and our deep understanding of system architectures to address data bottlenecks in current and emerging communications, enterprise network, computing and storage architectures. We develop these solutions as a result of our competitive strengths, including our system-level simulation capabilities,