This study will evaluate the pharmacokinetics, safety, tolerability, and efficacy of glofitamab as a single agent following a fixed single dose of obinutuzumab in Chinese patients with relapsed or refractory (R/R) diffuse large B-cell lymphoma (DLBCL) who have failed two or more lines of systemic therapy.

Inclusion Criteria:

• Histologically-confirmed DLBCL
• Participants must have relapsed or failed to respond to at least two lines of prior systemic therapy (including at least one prior regimen containing anthracycline, and at least one containing an anti-CD20-directed therapy)
• Participants must have measurable disease: at least one bi-dimensionally measurable nodal lesion, defined as > 1.5 cm in its longest dimension; or at least one bi-dimensionally measurable extranodal lesion, defined as > 1.0 cm in its longest dimension
• Eastern Cooperative Oncology Group (ECOG) Performance Status of 1 or 1
• Adverse events from prior anti-cancer therapy must have resolved to Grade \

Qualified researchers may request access to individual patient level data through the clinical study data request platform (www.vivli.org). Further details on Roche's criteria for eligible studies are available here (https://vivli.org/ourmember/roche/). For further details on Roche's Global Policy on the Sharing of Clinical Information and how to request access to related clinical study documents, see here (https://www.roche.com/research\_and\_development/who\_we\_are\_how\_we\_work/clinical\_trials/our\_commitment\_to\_data\_sharing.htm).