<!DOCTYPE html>
<html>
<head>
<title>Adaptimmune Annual report pursuant to Section 13 and 15(d)</title>
<link href="/investors-and-media/stylesheets/ir.stockpr.css" rel="stylesheet" type="text/css">
<script type="text/javascript" src="https://ir.stockpr.com/javascripts/ir.js"></script>
<link rel="stylesheet" type="text/css" href="https://ir.stockpr.com/stylesheets/xbrl.css">
<script type="text/javascript" src="https://d1io3yog0oux5.cloudfront.net/_7fcfa6962546e846560421535c74724d/adaptimmune/files/theme/js/aside/ir/_js/all.js"></script>
</head>
<body>
<style>
body {
font-family: Arial, Helvetica, sans-serif;
font-size: 12px;
color: #454545;
}
</style>
<div class="xbrl-content">
    <h3>Annual report pursuant to Section 13 and 15(d)</h3>
    <div id="xbrl-menu-top">
        <div class="navigation">
            <ul class="xbrl-sf-menu">
                
                    <li>
                        <a class="menu-item " href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/477">Cover</a>
                        <ul class="submenu">
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/477">Document and Entity Information</a></li>
                                                    </ul>
                    </li>
                                    <li>
                        <a class="menu-item " href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/478">Financial Statements</a>
                        <ul class="submenu">
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/478">CONSOLIDATED BALANCE SHEETS</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/479">CONSOLIDATED BALANCE SHEETS (Parenthetical)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/480">CONSOLIDATED STATEMENTS OF OPERATIONS</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/481">CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/482">CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/483">CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Parenthetical)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/484">CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/485">CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (PARENTHETICAL)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/486">CONSOLIDATED STATEMENTS OF CASH FLOWS</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/487">CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical)</a></li>
                                                    </ul>
                    </li>
                                    <li>
                        <a class="menu-item " href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/488">Notes to Financial Statements</a>
                        <ul class="submenu">
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/488">General</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/489">Summary of Significant Accounting Policies</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/490">Revenue</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/491">Financial instruments</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/492">Other current assets</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/493">Property, plant and equipment, net</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/494">Intangible assets, net</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/495">Accrued expenses and other current liabilities</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/496">Contingencies and commitments</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/497">Stockholders' equity</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/498">Share-based compensation</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/499">Income taxes</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/500">Geographic information</a></li>
                                                    </ul>
                    </li>
                                    <li>
                        <a class="menu-item " href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/501">Accounting Policies</a>
                        <ul class="submenu">
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/501">Summary of Significant Accounting Policies (Policies)</a></li>
                                                    </ul>
                    </li>
                                    <li>
                        <a class="menu-item " href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/502">Notes Tables</a>
                        <ul class="submenu">
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/502">Summary of Significant Accounting Policies (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/503">Financial instruments (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/504">Other current assets (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/505">Property, plant and equipment, net (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/506">Intangible assets, net (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/507">Accrued expenses and other current liabilities (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/508">Contingencies and commitments (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/509">Share-based compensation (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/510">Income taxes (Tables)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/511">Geographic information (Tables)</a></li>
                                                    </ul>
                    </li>
                                    <li>
                        <a class="menu-item current" href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/512">Notes Details</a>
                        <ul class="submenu">
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/512">General (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/513">Summary of Significant Accounting Policies - Basis of Presentation (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/514">Summary of Significant Accounting Policies - Foreign currency (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/515">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/516">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/517">Summary of Significant Accounting Policies - Short-term Deposits (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/518">Summary of Significant Accounting Policies - Available-for-sale securities (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/519">Summary of Significant Accounting Policies - Accounts receivable (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/520">Summary of Significant Accounting Policies - Property, Plant & Equipment (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/521">Summary of Significant Accounting Policies - Intangibles (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/522">Summary of Significant Accounting Policies - Segment Reporting (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/523">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/524">Summary of Significant Accounting Policies - Operating Leases (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/525">Summary of Significant Accounting Policies - Retirement Benefits (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/526">Summary of Significant Accounting Policies - Preferred Shares (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/527">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/528">Summary of Significant Accounting Policies - Antidilutive Securities (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/529">Summary of Significant Accounting Policies - Options (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/530">Summary of Significant Accounting Policies - Preferred Shares (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/531">Summary of Significant Accounting Policies - Related parties (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/532">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/533">Revenue (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/534">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/535">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/536">Financial instruments - Collaboration and License Agreement (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/537">Financial instruments - Foreign Exchange Risk (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/538">Other current assets (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/539">Property, plant and equipment, net - Tabular Disclosure (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/540">Property, plant and equipment, net - Depreciation Expense (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/541">Intangible assets, net - Tabular Disclosure (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/542">Intangible assets, net - Amortization Expense (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/543">Intangible assets, net - Aggregate Amortization Expense (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/544">Accrued expenses and other current liabilities (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/545">Contingencies and commitments - Future Minimum Lease Payments (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/546">Contingencies and commitments - Lease Expenses (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/547">Contingencies and commitments - Capital Commitments (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/548">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/549">Contingencies and commitments - Collaborations and License Agreements (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/550">Stockholders' equity - Ordinary Shares (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/551">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/552">Stockholders' equity - Initial Public Offering (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/553">Stockholders' equity - Corporate Reorganization (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/554">Stockholders' equity - Convertible Preferred Shares (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/555">Share-based compensation - Option Plans (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/556">Share-based compensation - Share-based Compensation Expense (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/557">Share-based compensation - Options Granted to Nonemployees (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/558">Share based compensation - Unrecognized Compensation Cost (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/559">Share-based compensation - Options (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/560">Share based compensation - Option Activity (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/561">Share based compensation - Stock Options Outstanding (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/562">Share based compensation - Options Exercised (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/563">Share-based compensation - Fair Value Assumptions (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/564">Income taxes - Income before Income Taxes (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/565">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/566">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/567">Income taxes - Change in Valuation Allowance (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/568">Income taxes - Reconciliation of Effective Tax Rate (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/569">Income taxes - Tax Rates (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/570">Income taxes - Change in Tax Rate (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/571">Income taxes - Net Operating Loss and Expenditure Credit Carryforwards (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/572">Income taxes - Unrecognized Tax Benefits (Details)</a></li>
                                                            <li><a href="/investors-and-media/sec-filings/all-sec-filings/xbrl_doc_only/573">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/574">Geographic information - Major Customers (Details)</a></li>
                                                    </ul>
                    </li>
                            </ul>
        </div>
    </div>
    <div class="spr-xbrl-document">
        <h4>Income taxes - Income before Income Taxes (Details)</h4>
                <div style="clear:both;"></div>
    </div>
</div>
</body>
</html>