Ribociclib + PDR001 in Breast Cancer and Ovarian Cancer

Each treatment cycle lasts 28 days. Ribociclib, 1 time per day by mouth for 21 days, followed by 1-week of rest (28-day cycle)

Each treatment cycle lasts 28 days. (PDR001) will be administered once every 28 days (by intravenous infusion) over about 30 minutes (or up to 2 hours, if necessary) for the first infusion and over about 30 minutes for all following infusions.

Each treatment cycle lasts 28 days. Fulvestrant will be administered during Cycle 1 on days 1 and 15, and then on day 1 of each 28-day cycle thereafter.