Ecopetrol
EC
Coinbase
COIN
MicroStrategy
MSTR
Petroleo Brasileiro SA Petrobras
PBR
MARA Holdings
MARA
Canaan, Inc. is a holding company, which engages in developing and selling Bitcoin mining machines and related services. It focuses on the development of green mining. The company was founded by Jia Xuan Li, Xiang Fu Liu and Nan Geng Zhang in 2013 and is headquartered in Singapore.