Patients must NOT have radiotherapy, or major surgery or active drug therapy for pNET (SSA permitted) within weeks prior to study treatment start Major surgery, radiation therapy, or systemic anti-cancer therapy within weeks of study treatment start Patients must have completed any major surgery or open biopsy >= weeks from start of treatment Major surgery within weeks of study treatment start Major surgery within weeks prior to the start of study treatment Major surgery within weeks before the start of study therapy. Major surgery within weeks before the start of study therapy. Major surgery as determined by the investigator within days before the start of trial treatment (prior diagnostic biopsy is permitted). Recent major surgery (within weeks prior to the start of cycle , day ) other than for diagnosis Major surgery as determined by the investigator within days before the start of trial treatment (prior diagnostic biopsy is permitted). Major surgery within weeks before the start of study therapy. Major surgery within weeks before the start of study therapy. Recent major surgery (within weeks prior to the start of study treatment) other than for diagnosis At least weeks between major surgery and planned start of study treatment; major incisions must have healed Major injuries and/or surgery within the past weeks prior to start of study treatment with incomplete wound healing and/or planned surgery during the on-treatment study period Subjects must start study agent within weeks from the first diagnostic surgery for glioblastoma No major surgery within days of start of study treatment History of recent major surgery within weeks prior to the start of cycle , day other than for diagnosis Major surgery (within weeks prior to the start of cycle ), other than for diagnosis Recent major surgery (within weeks prior to the start of Cycle ), other than for diagnosis Recent major surgery (within weeks prior to the start of study treatment) other than for diagnosis Major injuries and/or surgery within the past weeks prior to start of study treatment with incomplete wound healing and/or planned surgery during the on-treatment study period Major surgery within days prior to the start of study medication. Major surgery within days prior to start of treatment Any sign of active uncontrolled disease including but not restricted to cardiac disease, infections, hepatitis; any severe chronic disease potentially interfering with the protocol including human immunodeficiency virus (HIV) infection, active hepatitis B or C; it includes major injuries and/or surgery within the past weeks prior to start of study treatment with incomplete wound healing and/or planned surgery during the on-treatment study period Any treatment modalities involving major surgery within weeks prior to the start of study treatment Major surgery within days prior to start of study treatment Major surgery (within weeks prior to the start of cycle ), except for procedures that are performed for diagnostic purposes Major injuries and/or surgery with then past weeks prior to the start of study treatment with incomplete wound healing and/or planned surgery during the on-treatment study period Major surgery within weeks of the start of study treatment, or ongoing complications from surgeries performed previously Must be able to start treatment within weeks of surgery or weeks of finalization of chemotherapy. A minimum of weeks from any major surgery prior to start of study drug Patients must not have any major surgery or radiation therapy within days of start of study treatment Major surgery within weeks or minor surgery within weeks of the start of study drug. Major surgery within days prior to start of study treatment Patients who have had major injuries and/or surgery within the past weeks (< days) prior to registration with incomplete wound healing and/or planned surgery while the patient is on study treatment Chemotherapy or surgery within weeks prior to treatment start Chemotherapy or surgery within weeks prior to treatment start Subjects who have had a major surgery or significant trauma within weeks before the start of study treatment Patients who have had major surgery without full recovery or major surgery within three weeks of the start of vaccine treatment Major surgery less than month before start of the study Major injuries or surgery within the weeks prior to initiation of therapy with incomplete wound healing or planned surgery during the on-study treatment period Major surgery less than month before the start of the study Had a major surgery or significant trauma within weeks before the start of anetumab ravtansine Major surgery performed < days from treatment start Major surgery within days before the start of trial treatment (prior diagnostic biopsy is permitted) Major injuries and/or surgery within the past weeks prior to start of study treatment with incomplete wound healing and/or planned surgery during the on-treatment study period No major injuries within the past days prior to start of study treatment with incomplete wound healing and/or planned surgery during the on-treatment study period Major surgery (within weeks prior to the start of cycle ), other than for diagnosis Major surgery within days prior to start of study drug Major surgery (within weeks prior to the start of cycle ), except for procedures that are performed for diagnostic purposes Major surgery within days prior to start of study drug Prior major surgery less than weeks prior to the start of the study; A minimum of weeks from any major surgery prior to start of study drug Major surgery within days prior to start of study drug Major surgery < weeks from the start of treatment Patients with major surgery less than months prior to start study drug or who have still side effects of such therapy. Patients who have received any cytotoxic therapy, immunotherapy, antitumor vaccines, monoclonal antibodies or major surgery in the weeks prior to the start of the study Recent major surgery (within weeks prior to start of Cycle ), other than for diagnosis Major surgery within weeks before the start of study therapy. Major surgery within weeks before the start of study therapy; Major injuries within the past days prior to start of study treatment with incomplete wound healing and/or planned surgery during the on-treatment study period Major surgery or anti-cancer therapy within weeks of study treatment start. Patient with major surgery or radiotherapy within weeks prior to the start of the study treatment (i.e., D of Cycle ). Prior surgery or radiation therapy aimed at local palliation or attempted local disease control is permitted Less than weeks between major surgery and planned start of study treatment; major incisions must have healed Recent major surgery (within weeks before the start of Cycle Day ), other than for diagnosis Major surgery, radiation therapy, or systemic anti-cancer therapy within weeks of study treatment start Major surgery (within weeks prior to the start of Cycle ), other than for diagnosis Major injuries and/or surgery within the past ten days prior to start of study drug Major surgery within weeks prior to the start of the study; Major surgery or radiation therapy within weeks from start of treatment Major surgery less than weeks before the start of the study Major surgery within days prior to start of study treatment