Disclaimer This presentation has been prepared by Legend Biotech Corporation (“Legend Biotech” or the
“Company”) solely for information purpose and does not contain all relevant information relating to the Company.The safety and efficacy of the agents and/or uses under investigation discussed in this presentation have not been established.
There is no guarantee that the agents will receive health authority approval or become commercially available in any country for the uses being investigated.Certain information contained in this presentation and statements made orally during
this presentation relates to or is based on studies, publications, surveys and other data obtained from third-party sources and Legend Biotech's own internal estimates and research. While Legend Biotech believes these third-party sources to
be reliable as of the date of this presentation, it has not independently verified, and makes no representation as to the adequacy, fairness, accuracy or completeness of, any information obtained from third-party sources. While Legend Biotech
believes its internal research is reliable, such research has not been verified by any independent source. Forward-Looking Statements This presentation contains “forward-looking statements” within the meaning of The Private Securities
Litigation Reform Act of 1995. The words “anticipate,” “believe,” “continue,” “could,” “estimate,” “expect,” “intend,” “may,” “plan,” “potential,” “predict,” “project,” “should,” “target,” “will,” “would” and similar expressions are intended
to identify forward-looking statements, although not all forward-looking statements contain these identifying words. These forward-looking statements include, but are not limited to, statements relating to the Company’s strategies and
objectives; the anticipated timing of, and ability to progress, clinical trials; the ability to make, and the timing of, regulatory submissions in the United States, Europe and Asia, including the ongoing BLA filings for cilta-cel to the U.S.
FDA, the submission of a marketing authorization application for cilta-cel to the EMA, and the submission of an IND LB1901 in relapsed or refractory TCL; the ability to generate, analyze and present data from clinical trials; patient
enrollment; anticipated timing regarding regulatory approvals by the FDA, EMA or CDE; and the potential benefits of Legend Biotech’s product candidates. Actual results may differ materially from those indicated by such forward-looking
statements as a result of various important factors. Legend Biotech’s expectations could be affected by, among other things, uncertainties involved in the development of new pharmaceutical products; unexpected clinical trial results,
including as a result of additional analysis of existing clinical data or unexpected new clinical data; unexpected regulatory actions or delays, including requests for additional safety and/or efficacy data or analysis of data, or government
regulation generally; unexpected delays as a result of actions undertaken, or failures to act, by our third party partners; uncertainties arising from challenges to Legend Biotech’s patent or other proprietary intellectual property
protection, including the uncertainties involved in the US litigation process; competition in general; government, industry, and general public pricing and other political pressures; the duration and severity of the COVID-19 pandemic and
governmental and regulatory measures implemented in response to the evolving situation; as well as the other factors discussed in the “Risk Factors” section of the Company’s prospectus filed with the Securities and Exchange Commission on June
8, 2020. Should one or more of these risks or uncertainties materialize, or should underlying assumptions prove incorrect, actual results may vary materially from those described in this presentation as anticipated, believed, estimated or
expected. Any forward-looking statements contained in this presentation speak only as of the date of this presentation. None of the Company nor any of its affiliates, advisers, or representatives has any obligation and does not undertake to
update any forward-looking statements to reflect future events or circumstances. 2