0000001 - Document - Cover page link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Consolidated balance sheets link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Consolidated income statements link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Consolidated income statements link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Consolidated statements of comprehensive income link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Consolidated statements of comprehensive income link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Consolidated statements of comprehensive income link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - Consolidated statements of changes in equity link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Consolidated statements of cash flows link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - Consolidated statements of cash flows (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - Introduction link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Basis of preparation of the half-year financial statements and accounting policies link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Significant information for the first half of 2026 link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Property, plant and equipment link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Goodwill and other intangible assets link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Impairment of intangible assets link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Investments accounted for using the equity method link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Other non-current assets link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Accounts receivable link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Consolidated shareholders' equity link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Debt, cash and cash equivalents link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Derivative financial instruments link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Liabilities related to business combinations and to non-controlling interests link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - Non-current provisions and other non-current liabilities link:presentationLink link:calculationLink link:definitionLink 9952171 - Disclosure - Off balance sheet commitments link:presentationLink link:calculationLink link:definitionLink 9952172 - Disclosure - Litigation and arbitration proceedings link:presentationLink link:calculationLink link:definitionLink 9952173 - Disclosure - Other operating income and expenses link:presentationLink link:calculationLink link:definitionLink 9952174 - Disclosure - Restructuring costs and similar items link:presentationLink link:calculationLink link:definitionLink 9952175 - Disclosure - Other gains and losses, and litigation link:presentationLink link:calculationLink link:definitionLink 9952176 - Disclosure - Financial expenses and income link:presentationLink link:calculationLink link:definitionLink 9952177 - Disclosure - Income tax expense link:presentationLink link:calculationLink link:definitionLink 9952178 - Disclosure - Revenue from contracts with customers link:presentationLink link:calculationLink link:definitionLink 9952179 - Disclosure - Segment information link:presentationLink link:calculationLink link:definitionLink 9952180 - Disclosure - Information related to Opella, presented within discontinued operations link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Basis of preparation of the half-year financial statements and accounting policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Basis of preparation of the half-year financial statements and accounting policies (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Significant information for the first half of 2026 (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Property, plant and equipment (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Goodwill and other intangible assets (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Investments accounted for using the equity method (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Other non-current assets (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Accounts receivable (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Consolidated shareholders' equity (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Debt, cash and cash equivalents (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Derivative financial instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Liabilities related to business combinations and to non-controlling interests (Tables) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Non-current provisions and other non-current liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Other operating income and expenses (Tables) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Restructuring costs and similar items (Tables) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Financial expenses and income (Tables) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Income tax expense (Tables) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Revenue from contracts with customers (Tables) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Segment information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Information related to Opella, presented within discontinued operations (Tables) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Basis of preparation of the half-year financial statements and accounting policies (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Significant information for the first half of 2026 - Additional information (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Significant information for the first half of 2026 - Summary of detailed information about business combination Dynavax (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Property, plant and equipment - Summary of Acquisitions and Capitalized Interest by Operating Segment (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Property, plant and equipment - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Goodwill and other intangible assets - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Goodwill and other intangible assets - Schedule of Movements in Other Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Impairment of intangible assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Investments accounted for using the equity method - Summary of Investments in Associates and Joint Ventures (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Investments accounted for using the equity method - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Investments accounted for using the equity method - Summary of Principal Transactions and Balances with Related Parties (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Investments accounted for using the equity method - Summary of Key Items Which Have Not Been Audited (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Other non-current assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - Accounts receivable - Summary of Accounts Receivable (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - Accounts receivable - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - Accounts receivable - Summary of Gross Value of Overdue Receivables (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - Consolidated shareholders' equity - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - Consolidated shareholders' equity - Summary of Treasury Shares Held (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - Consolidated shareholders' equity - Summary of Principal Characteristics of Restricted Share Plans (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - Consolidated shareholders' equity - Summary of Number of Restricted Shares Not Yet Fully Vested (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - Consolidated shareholders' equity - Summary of stock subscription option plans (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - Consolidated shareholders' equity - Summary of earnings per share (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - Consolidated shareholders' equity - Summary of number of shares used to compute diluted earnings per share (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - Consolidated shareholders' equity - Summary of Movements within Other Comprehensive Income (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - Debt, cash and cash equivalents - Summary of Changes in Financial Position (Details) link:presentationLink link:calculationLink link:definitionLink 9955556 - Disclosure - Debt, cash and cash equivalents - Summary of Reconciliation of Carrying Amount to Value on Redemption (Details) link:presentationLink link:calculationLink link:definitionLink 9955557 - Disclosure - Debt, cash and cash equivalents - Summary of Net Debt by Type Valuation of Redemption (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - Debt, cash and cash equivalents - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - Debt, cash and cash equivalents - Summary of Market Value of Net Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - Derivative financial instruments - Summary of Operating Currency Hedging Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 9955561 - Disclosure - Derivative financial instruments- Disclosure of Financial Currency Hedging Instruments in Place with Notional Amount Translated (Details) link:presentationLink link:calculationLink link:definitionLink 9955562 - Disclosure - Derivative financial instruments - Disclosure of Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 9955563 - Disclosure - Liabilities related to business combinations and to non-controlling interests - Summary of Movements in Liabilities Related to Business Combinations and to Non-Controlling Interests (Details) link:presentationLink link:calculationLink link:definitionLink 9955564 - Disclosure - Liabilities related to business combinations and to non-controlling interests - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955565 - Disclosure - Non-current provisions and other non-current liabilities - Summary of Non-Current Provisions and Other Non-Current Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955566 - Disclosure - Non-current provisions and other non-current liabilities - Summary of Movements in Non-Current Provisions (Details) link:presentationLink link:calculationLink link:definitionLink 9955567 - Disclosure - Non-current provisions and other non-current liabilities - Disclosure of Remeasurement of Net Defined Benefit Liability Asset (Details) link:presentationLink link:calculationLink link:definitionLink 9955568 - Disclosure - Off balance sheet commitments (Details) link:presentationLink link:calculationLink link:definitionLink 9955569 - Disclosure - Litigation and arbitration proceedings (Details) link:presentationLink link:calculationLink link:definitionLink 9955570 - Disclosure - Other operating income and expenses - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955571 - Disclosure - Other operating income and expenses - Schedule of Other Operating Expenses (Details) link:presentationLink link:calculationLink link:definitionLink 9955572 - Disclosure - Restructuring costs and similar items - Summary of Restructuring Costs and Similar Items (Details) link:presentationLink link:calculationLink link:definitionLink 9955573 - Disclosure - Other gains and losses, and litigation (Details) link:presentationLink link:calculationLink link:definitionLink 9955574 - Disclosure - Financial expenses and income (Details) link:presentationLink link:calculationLink link:definitionLink 9955574 - Disclosure - Financial expenses and income (Details) link:presentationLink link:calculationLink link:definitionLink 9955575 - Disclosure - Income tax expense - Summary of Allocation of Income Tax Expense Between Current and Deferred Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 9955576 - Disclosure - Income tax expense - Summary of Difference Between Effective Tax Rate and Standard Corporate Income Tax Rate (Details) link:presentationLink link:calculationLink link:definitionLink 9955577 - Disclosure - Revenue from contracts with customers - Disclosures about major customers and credit risk (Details) link:presentationLink link:calculationLink link:definitionLink 9955578 - Disclosure - Revenue from contracts with customers - Disclosure of other revenue (Details) link:presentationLink link:calculationLink link:definitionLink 9955579 - Disclosure - Segment information - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955580 - Disclosure - Segment information - Schedule of Segment Results (Details) link:presentationLink link:calculationLink link:definitionLink 9955581 - Disclosure - Segment information - Schedule of Reconciliation Between Business Operating Income for the Segments and Income Before Tax and Investments Accounted for Using the Equity Method (Details) link:presentationLink link:calculationLink link:definitionLink 9955582 - Disclosure - Segment information - Schedule of Acquisition of Intangible Assets, Property, Plant and Equipment and Investments Accounted for Using the Equity Method by Segment (Details) link:presentationLink link:calculationLink link:definitionLink 9955583 - Disclosure - Segment information - Summary of Geographical Information on Net Sales and Non-Current Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955584 - Disclosure - Segment information- Principal Customers and Credit Risk (Details) link:presentationLink link:calculationLink link:definitionLink 9955585 - Disclosure - Information related to Opella, presented within discontinued operations (Details) link:presentationLink link:calculationLink link:definitionLink