PDF Solutions (PDFS)

Information Regarding Use of Non-GAAP Financial Measures

In addition to providing results that are determined in accordance with Generally Accepted Accounting Principles in the United States of America (GAAP), PDF Solutions also provides certain non-GAAP financial measures that exclude the effects of stock-based compensation expense, amortization of acquired technology and intangible assets, restructuring charges, and their related income tax effects, as applicable.  PDF Solutions’ management believes that the presentation of these measures provides useful supplemental information to investors regarding PDF Solutions’ operating results.  These non-GAAP financial measures are used by management internally to evaluate the company’s profitability and performance.  PDF Solutions’ management believes that excluding the effects of stock-based compensation expense, amortization of acquired technology and intangible assets, restructuring charges, and their related income tax effects, as applicable, provides a useful supplemental measure of the company’s ongoing operations in light of the fact that none of these categories of expense has a current effect on the future uses of cash (with the exception of restructuring charges) nor do they have use with regards to the generation of current or future revenues.  These non-GAAP results should not be considered an alternative to, or a substitute for, GAAP financial information, and may be different from similarly titled non-GAAP measures used by other companies.  In particular, these non-GAAP financial measures are not a substitute for GAAP measures of income or loss as a measure of performance, or to cash flows from operating, investing and financing activities as a measure of liquidity.  Since management uses these

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Information Regarding Use of Non-GAAP Financial Measures

In addition to providing results that are determined in accordance with Generally Accepted Accounting Principles in the United States of America (GAAP), PDF Solutions also provides certain non-GAAP financial measures that exclude the effects of stock-based compensation expense, amortization of acquired technology and intangible assets, restructuring charges, and their related income tax effects, as applicable.  PDF Solutions’ management believes that the presentation of these measures provides useful supplemental information to investors regarding PDF Solutions’ operating results.  These non-GAAP financial measures are used by management internally to evaluate the company’s profitability and performance.  PDF Solutions’ management believes that excluding the effects of stock-based compensation expense, amortization of acquired technology and intangible assets, restructuring charges, and their related income tax effects, as applicable, provides a useful supplemental measure of the company’s ongoing operations in light of the fact that none of these categories of expense has a current effect on the future uses of cash (with the exception of restructuring charges) nor do they have use with regards to the generation of current or future revenues.  These non-GAAP results should not be considered an alternative to, or a substitute for, GAAP financial information, and may be different from similarly titled non-GAAP measures used by other companies.  In particular, these non-GAAP financial measures are not a substitute for GAAP measures of income as a measure of performance, or to cash flows from operating, investing and financing activities as a measure of liquidity.  Since management uses these non-GAAP financial measures internally to evaluate profitability and performance, PDF Solutions has included these non-GAAP measures to give investors an opportunity to see the company’s financial results as viewed by management.  A reconciliation of the non-GAAP financial measures to the comparable GAAP financial measure is provided at the end of the company’s financial statements presented below.

Information Regarding Use of Non-GAAP Financial Measures

In addition to providing results that are determined in accordance with Generally Accepted Accounting Principles in the United States of America (GAAP), PDF Solutions also provides certain non-GAAP financial measures that exclude the effects of stock-based compensation expense, amortization of acquired technology and intangible assets, restructuring charges, and their related income tax effects, as applicable.  PDF Solutions’ management believes that the presentation of these measures provides useful supplemental information to investors regarding PDF Solutions’ operating results.  These non-GAAP financial measures are used by management internally to measure the company’s profitability and performance.  PDF Solutions’ management believes that excluding the effects of stock-based compensation expense, amortization of acquired technology and intangible assets, restructuring charges, and their related income tax effects, as applicable, provides a useful supplemental measure of the company’s ongoing operations in light of the fact that none of these categories of expense has a current effect on the future uses of cash (with the exception of restructuring charges) nor do they have use with regards to the generation of current or future revenues.  These non-GAAP results should not be considered an alternative to, or a substitute for, GAAP financial information, and may be different from similarly titled non-GAAP measures used by other companies.  In particular, these non-GAAP financial measures are not a substitute for GAAP measures of income as a measure of performance, or to cash flows from operating, investing and financing activities as a measure of liquidity.  Since management uses these non-GAAP financial measures internally to measure profitability and performance, PDF Solutions has included these non-GAAP measures to give investors an opportunity to see the company’s financial results as viewed by management.  A reconciliation of the non-GAAP financial measures to the comparable GAAP financial measure is provided at the end of the company’s financial statements presented below.

Information Regarding Use of Non-GAAP Financial Measures

In addition to providing results that are determined in accordance with Generally Accepted Accounting Principles in the United States of America (GAAP), PDF Solutions also provides certain non-GAAP financial measures that exclude the effects of stock-based compensation expense, amortization of acquired technology and intangible assets, restructuring charges, impairment charges on goodwill and certain intangible assets, and their related income tax effects, as applicable.  PDF Solutions’ management believes that the presentation of these measures provides useful supplemental information to investors regarding PDF Solutions’ operating results.  These non-GAAP financial measures are used by management internally to measure the company’s profitability and performance.  PDF Solutions’ management believes that excluding the effects of stock-based compensation expense, amortization of acquired technology and intangible assets, restructuring charges, impairment charges on goodwill and certain intangible assets, and their related income tax effects, as applicable, provides a useful supplemental measure of the company’s ongoing operations in light of the fact that none of these categories of expense has a current effect on the future uses of cash (with the exception of restructuring charges) nor do they have use with regards to the generation of current or future revenues.  These non-GAAP results should not be considered an alternative to, or a substitute for, GAAP financial information, and may be different from similarly titled non-GAAP measures used by other companies.  In particular, these non-GAAP financial measures are not a substitute for GAAP measures of income as a measure of performance, or to cash flows from operating, investing and financing activities as a measure of liquidity.  Since management uses these non-GAAP financial measures internally to measure profitability and performance, PDF Solutions has included these non-GAAP measures to give investors an opportunity to see the company’s financial results as viewed by management.  A reconciliation of the non-GAAP financial measures to the comparable GAAP financial measure is provided at the end of the company’s financial statements presented below.