Ecopetrol
EC
Petroleo Brasileiro SA Petrobras
PBR
Alphabet-C
GOOG
Vale SA
VALE
Alphabet-A
GOOGL
GRAIL, Inc. is a healthcare company. It engages in the development of a technology for early detection of cancer. The company was founded by Jeffrey T. Huber, William H. Rastetter, and Mostafa Ronaghi on September 11, 2015 and is headquartered in Menlo Park, CA.