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<title>Adaptimmune Annual report pursuant to Section 13 and 15(d)</title>
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    <h3>Annual report pursuant to Section 13 and 15(d)</h3>
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                        <a class="menu-item " href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/724">Cover</a>
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                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/724">Document and Entity Information</a></li>
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                        <a class="menu-item current" href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/725">Financial Statements</a>
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                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/725">CONSOLIDATED BALANCE SHEETS</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/726">CONSOLIDATED BALANCE SHEETS (Parenthetical)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/727">CONSOLIDATED STATEMENTS OF OPERATIONS</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/728">CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/729">CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/730">CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Parenthetical)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/731">CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/732">CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (PARENTHETICAL)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/733">CONSOLIDATED STATEMENTS OF CASH FLOWS</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/734">CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical)</a></li>
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                        <a class="menu-item " href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/735">Notes to Financial Statements</a>
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                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/735">General</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/736">Summary of Significant Accounting Policies</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/737">Revenue</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/738">Financial instruments</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/739">Other current assets</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/740">Property, plant and equipment, net</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/741">Intangible assets, net</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/742">Accrued expenses and other current liabilities</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/743">Contingencies and commitments</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/744">Stockholders' equity</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/745">Share-based compensation</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/746">Income taxes</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/747">Geographic information</a></li>
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                        <a class="menu-item " href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/748">Accounting Policies</a>
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                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/748">Summary of Significant Accounting Policies (Policies)</a></li>
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                        <a class="menu-item " href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/749">Notes Tables</a>
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                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/749">Summary of Significant Accounting Policies (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/750">Revenue (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/751">Financial instruments (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/752">Other current assets (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/753">Property, plant and equipment, net (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/754">Intangible assets, net (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/755">Accrued expenses and other current liabilities (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/756">Contingencies and commitments (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/757">Share-based compensation (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/758">Income taxes (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/759">Geographic information (Tables)</a></li>
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                        <a class="menu-item " href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/760">Notes Details</a>
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                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/760">General (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/761">Summary of Significant Accounting Policies - Foreign currency (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/762">Summary of Significant Accounting Policies - Accumulated other comprehensive income (loss) (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/763">Summary of Significant Accounting Policies - Cash, Cash Equivalents and Restricted Cash (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/764">Summary of Significant Accounting Policies - Available-for-sale debt securities (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/767">Summary of Significant Accounting Policies - Accounts receivable (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/769">Summary of Significant Accounting Policies - Property, plant and equipment (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/770">Summary of Significant Accounting Policies - Intangibles (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/771">Summary of Significant Accounting Policies - Segment Reporting (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/772">Summary of Significant Accounting Policies - Revenue from contract with customers (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/773">Summary of Significant Accounting Policies - Research and Development Expenditure (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/774">Summary of Significant Accounting Policies - Operating Leases (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/775">Summary of Significant Accounting Policies - Retirement Benefits (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/776">Summary of Significant Accounting Policies - Loss per share (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/777">Summary of Significant Accounting Policies - Antidilutive Securities (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/778">Summary of Significant Accounting Policies - Options (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/779">Summary of Significant Accounting Policies - Related parties (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/780">Summary of Significant Accounting Policies - New accounting pronouncements (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/781">Revenue - Revenue from contracts with customers (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/783">Financial instruments - Fair value of assets and liabilities (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/785">Financial instruments - Cash Equivalents and Short-term Deposits (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/786">Financial instruments - Collaboration and License Agreement (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/787">Financial instruments - Foreign Exchange Risk (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/789">Other current assets (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/790">Property, plant and equipment, net - Schedule of Property and Equipment (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/792">Property, plant and equipment, net - Depreciation Expense (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/794">Intangible assets, net - Tabular Disclosure (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/796">Intangible assets, net - Amortization Expense (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/798">Intangible assets, net - Aggregate Amortization Expense (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/799">Accrued expenses and other current liabilities (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/801">Contingencies and commitments - Future Minimum Lease Payments (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/803">Contingencies and commitments - Lease Expenses (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/805">Contingencies and commitments - Capital Commitments (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/806">Contingencies and commitments - Clinical Trials and Contract Manufacturing Commitments (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/808">Contingencies and commitments - Collaborations and License Agreements (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/809">Stockholders' equity - Ordinary Shares (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/810">Stockholders' equity - Underwritten public offering and Registered direct offering (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/813">Share-based compensation - Option Plans (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/814">Share-based compensation - Options (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/816">Share-based compensation - Share-based Compensation Expense (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/817">Share based compensation - Unrecognized Compensation Cost (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/818">Share based compensation - Option Activity (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/819">Share based compensation - Stock Options Outstanding (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/820">Share based compensation - Options Exercised (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/821">Share-based compensation - Fair Value Assumptions (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/822">Income taxes - Income before Income Taxes (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/823">Income taxes - Components of Income Tax Expense (Benefit) (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/824">Income taxes - Reconciliation of Deferred Tax Assets and Liabilities (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/826">Income taxes - Change in Valuation Allowance (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/827">Income taxes - Reconciliation of Effective Tax Rate (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/829">Income taxes - Tax Rates (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/832">Income taxes - Change in Tax Rate (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/834">Income taxes - Unrecognized Tax Benefits (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/835">Geographic information - Operations by Geographic Area - Long-lived Assets (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/838">Geographic information - Major Customers (Details)</a></li>
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        <h4>CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Parenthetical)</h4>
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