A Dose Frequency Optimization,Trial of Nivolumab 240 mg Every 2 Weeks vs Nivolumab 480 mg Every 4 Weeks in Subjects With Advanced or Metastatic Non-small Cell Lung Cancer Who Received Up to 12 Months of Nivolumab at 3 mg/kg or 240 mg Every 2 Weeks

For more information regarding Bristol-Myers Squibb Clinical Trial participation, please visit www.BMSStudyConnect.com Inclusion Criteria: * Histologically or cytologically documented Squamous or non-Squamous Non-small cell lung cancer (NSCLC) (Stage IIIB/IV), or recurrent or progressive disease following multimodal therapy * Patients must have received pre-study nivolumab for up to 12 months and have 2 consecutive tumor assessments confirming Complete response (CR), Partial response (PR), or Stable disease (SD) * Measurable disease before start of pre-study nivolumab treatment * Eastern Cooperative Oncology Group (ECOG) Performance status (PS) 0-2 Exclusion Criteria: * Carcinomatous meningitis * Untreated, symptomatic Central nervous system (CNS) metastases * Symptomatic interstitial lung disease Other protocol defined inclusion/exclusion criteria could apply