Terms of Use

NKGen Biotech, Inc.
3001 Daimler Street
Santa Ana, CA 92705
Phone: (949) 396-6830

Acceptance of Terms

These Terms of Use (“Terms”) govern your access to and use of the website located at https://NKGenbiotech.com and any other websites, online services, or digital platforms operated by NKGen Biotech, Inc. (“NKGen,” “Company,” “we,” “us,” or “our”) that link to these Terms (collectively, the “Website”).

By accessing or using the Website, you acknowledge that you have read, understood, and agree to be bound by these Terms and our Privacy Policy, which is incorporated into these Terms by reference.

If you do not agree to these Terms, please do not access or use the Website.

If you access or use the Website on behalf of an organization, you represent and warrant that you have authority to bind that organization to these Terms.

Use of the Website

The Website is provided for general informational purposes regarding NKGen, our business, scientific programs, products, services, corporate information, investor information, and other Company-related matters.

You agree to use the Website only for lawful purposes and in accordance with these Terms.

You agree not to:

Use the Website in any manner that violates applicable laws or regulations;
Attempt to gain unauthorized access to the Website or related systems;
Interfere with the operation, security, or integrity of the Website;
Introduce viruses, malware, or other harmful code;
Use the Website to collect information about others without authorization;
Misrepresent your identity or affiliation with any person or organization.

NKGen reserves the right to restrict or terminate access to the Website if we believe a user has violated these Terms or applicable law.

Medical Information Disclaimer

The information provided on the Website, including information relating to diseases, conditions, research programs, clinical development activities, investigational products, and scientific information, is provided for general informational purposes only.

The Website does not provide medical advice and is not intended to replace consultation with a qualified healthcare professional. Nothing contained on the Website should be interpreted as medical advice, diagnosis, treatment, or a recommendation regarding any medical condition or therapy.

NKGen does not recommend or endorse any specific treatment, medication, procedure, healthcare provider, or medical decision based solely on information provided through the Website.

You should always consult a qualified healthcare professional regarding medical questions or treatment decisions. If you are experiencing a medical emergency, seek immediate medical assistance by contacting emergency services.

Investor Information and Securities Disclaimer

The information contained on the Website, including information regarding NKGen’s business, research programs, product candidates, clinical development activities, financial information, press releases, investor presentations, and other corporate information, is provided for informational purposes only.

Nothing contained on the Website constitutes investment advice, financial advice, legal advice, tax advice, or any other professional advice. The Website is not intended to provide a basis for making investment decisions, and visitors should not rely solely on information contained on the Website when evaluating NKGen or any investment opportunity.

Nothing on the Website constitutes an offer to sell, or a solicitation of an offer to buy, any securities of NKGen or any other company. Any offer or solicitation relating to securities will be made only through applicable offering documents and in accordance with applicable securities laws.

Investors should rely on NKGen’s filings with the U.S. Securities and Exchange Commission (“SEC”), including periodic reports, current reports, and other filings, as the official source of information regarding NKGen’s financial condition, business, risks, and other required disclosures.

Before making any investment decision, investors should review NKGen’s SEC filings and consult with their own financial, legal, tax, and other professional advisors.

SEC Filings, Press Releases, and Investor Information

The Website may include links to NKGen’s press releases, investor presentations, SEC filings, and other publicly available company information.

While NKGen seeks to provide accurate and timely information, the Website may include historical information that is not current. NKGen does not undertake any obligation to update information contained on the Website except as required by applicable law.

SEC filings made by NKGen with the U.S. Securities and Exchange Commission are the official source of information regarding NKGen’s financial results, risks, and other required disclosures.

Information provided through the Website should be reviewed together with NKGen’s SEC filings and other official disclosures before making any investment decision.

Forward-Looking Statements

Certain information contained on this Website may include “forward-looking statements” within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended.

Forward-looking statements may be identified by words such as “anticipate,” “believe,” “could,” “expect,” “estimate,” “may,” “plan,” “potential,” “project,” “will,” “would,” and similar expressions that indicate future events or trends or that are not statements of historical fact. Forward-looking statements may include statements regarding, among other things, NKGen’s research and development programs, product candidates, clinical trials and results, regulatory activities, anticipated milestones, business strategy, financing activities, partnerships, operations, and future performance.

These statements are based on NKGen’s current expectations, estimates, forecasts, and projections and are subject to risks, uncertainties, and assumptions, many of which are beyond NKGen’s control. Actual results may differ materially from those expressed or implied by forward-looking statements due to a variety of factors, including risks related to clinical development, clinical trial results, regulatory review and approvals, the timing and success of research and development activities, NKGen’s ability to execute its business plans and strategies, financing needs and availability of capital, competition, intellectual property protection, and other risks described in NKGen’s filings with the U.S. Securities and Exchange Commission (“SEC”), including the “Risk Factors” sections of such filings.

Forward-looking statements speak only as of the date they are made. NKGen undertakes no obligation to update or revise any forward-looking statements, whether as a result of new information, future events, or otherwise, except as required by applicable law.

Investors should not place undue reliance on forward-looking statements and should review NKGen’s filings with the SEC for additional information regarding risks and uncertainties that may affect NKGen’s business and results.

User Communications and Submissions

The Website may allow you to submit information to NKGen through forms, including:

Contact Us inquiries;
Investor email alert subscriptions; and
Press release or company news alert subscriptions.

When you submit information through the Website, you agree that:

The information you provide is accurate and complete;
You are authorized to provide the information submitted;
Your submission does not violate any applicable law or the rights of any third party.

Information submitted through the Website will be handled in accordance with our Privacy Policy.

NKGen may use third-party service providers to assist with requested communications, including investor relations and email distribution services. These providers process information on NKGen’s behalf and may include:

Kaleidoscope North America Inc. for investor communications; and
The Rocket Science Group LLC d/b/a Mailchimp for company news and press release communications.

NKGen does not guarantee that communications requested through the Website will be delivered without interruption, delay, or error.

Privacy

Your privacy is important to us. Our collection, use, disclosure, and protection of personal information is described in our Privacy Policy.

By accessing or using the Website, you acknowledge that you have reviewed our Privacy Policy and understand that information collected through the Website may be processed as described therein.

Cookies and Analytics

NKGen and its service providers may use cookies and similar technologies, including web beacons, pixels, and analytics technologies, to collect information about your use of the Website.

These technologies may help us:

Operate and maintain the Website;
Understand how visitors use the Website;
Improve Website performance and functionality; and
Enhance user experience.

NKGen uses analytics services, including Google Analytics, to understand Website usage and improve Website performance. Google Analytics is used for analytics purposes only and is not used by NKGen for advertising or remarketing purposes.

You may manage or disable cookies through your browser settings. Please note that disabling cookies may affect certain Website functionality.

For more information about our use of cookies and similar technologies, please review our Privacy Policy.

Intellectual Property Rights

The Website and its contents, including without limitation text, graphics, logos, trademarks, service marks, images, photographs, videos, software, designs, layouts, compilations, and other materials (collectively, the “Content”), are owned by or licensed to NKGen and are protected by applicable intellectual property laws.

NKGen retains all right, title, and interest in and to the Website and Content, except for third-party materials identified as belonging to their respective owners.

Subject to these Terms, NKGen grants you a limited, non-exclusive, non-transferable right to access and view the Website for your personal, non-commercial use.

You may not:

Copy, reproduce, modify, distribute, sell, license, or create derivative works from the Website or Content;
Remove copyright, trademark, or other proprietary notices;
Use NKGen trademarks, logos, or branding without prior written permission;
Use automated systems to scrape, extract, or collect Website content without authorization.

Any unauthorized use of the Website or Content may violate applicable intellectual property laws.

Third-Party Websites and Links

The Website may contain links to third-party websites, services, or resources that are not owned or controlled by NKGen.

These links are provided for convenience only. NKGen does not endorse, control, or assume responsibility for the content, products, services, privacy practices, or security of third-party websites.

Your use of third-party websites is governed by the terms and privacy policies of those third parties.

You acknowledge and agree that NKGen is not responsible for any loss, damage, or issue arising from your use of third-party websites or services.

Disclaimer of Warranties

The Website and all Content made available through the Website are provided on an “AS IS” and “AS AVAILABLE” basis without warranties of any kind, whether express, implied, statutory, or otherwise.

To the fullest extent permitted by applicable law, NKGen disclaims all warranties and representations, including but not limited to:

Any implied warranties of merchantability;
Fitness for a particular purpose;
Accuracy, completeness, reliability, or availability of the Website;
Non-infringement of third-party rights;
Freedom from viruses, malware, or other harmful components.

NKGen does not warrant that:

The Website will operate without interruption;
The Website will be secure or error-free;
Information provided through the Website will always be current, complete, or accurate; or
Defects or errors will be corrected.

Although NKGen seeks to provide accurate and reliable information, information available through the Website may contain errors, omissions, or outdated information. NKGen reserves the right to correct, update, or modify Website content at any time without notice.

Your use of the Website is at your own risk.

Limitation of Liability

To the fullest extent permitted by applicable law, NKGen and its affiliates, directors, officers, employees, agents, representatives, licensors, and service providers shall not be liable for any indirect, incidental, consequential, special, exemplary, or punitive damages arising out of or relating to:

Your access to or use of the Website;
Your inability to access or use the Website;
Reliance on any information contained on the Website;
Errors, omissions, or inaccuracies in Website content;
Third-party websites, services, or materials linked through the Website; or
Any unauthorized access, interruption, or security event affecting the Website.

This limitation applies regardless of the legal theory asserted, including contract, warranty, tort, negligence, strict liability, or any other theory, even if NKGen has been advised of the possibility of such damages.

To the fullest extent permitted by applicable law, NKGen’s total liability arising out of or relating to your use of the Website, or any information contained on the Website, shall be limited to the amount permitted by applicable law.

Some jurisdictions do not allow certain limitations or exclusions of liability. In such jurisdictions, NKGen’s liability shall be limited to the maximum extent permitted by law.

Indemnification

You agree to defend, indemnify, and hold harmless NKGen and its affiliates, officers, directors, employees, agents, representatives, licensors, and service providers from and against any claims, liabilities, damages, losses, expenses, costs, and reasonable attorneys’ fees arising out of or related to:

Your violation of these Terms;
Your misuse of the Website;
Your violation of applicable laws or regulations; or
Your infringement or violation of any third-party rights.

NKGen reserves the right, at its own expense, to assume exclusive defense and control of any matter otherwise subject to indemnification by you. You agree to cooperate fully with NKGen’s defense of any such claims.

Governing Law and Venue

These Terms and your use of the Website shall be governed by and construed in accordance with the laws of the State of Delaware, without regard to its conflict of laws principles. Any dispute arising out of or relating to these Terms or your use of the Website shall be brought exclusively in the state or federal courts located in Delaware, and you consent to the jurisdiction and venue of such courts.

Severability

If any provision of these Terms is determined to be invalid, unlawful, or unenforceable, that provision shall be limited or removed to the minimum extent necessary, and the remaining provisions shall continue in full force and effect.

Entire Agreement

These Terms, together with our Privacy Policy and any other policies or notices referenced herein, constitute the entire agreement between you and NKGen regarding your use of the Website and supersede all prior agreements, understandings, or communications relating to the Website.

Changes to These Terms

NKGen may update or modify these Terms from time to time to reflect changes in our practices, technology, legal requirements, or business operations.

If we make material changes, we may provide notice through the Website or by other reasonable means.

Your continued use of the Website after updated Terms become effective constitutes your acceptance of the revised Terms.

Contact Us

If you have questions or concerns regarding these Terms of Use, please contact us:

NKGen Biotech, Inc.
3001 Daimler Street
Santa Ana, CA 92705
Phone: (949)396-6830
Email: info@NKGenbiotech.com

Effective Date: July 13, 2026