This isn't a typical pump and dump because they aren't issuing a bunch of shares. In fact, one of the reasons for the volatility in their stock is that their float is so small. I think some big players are accumulating shares and, of course, there are traders buying and selling along the way that bring in the big swings.
They have a pretty solid staff (brought over two key software guys from D-Wave when D-Wave shut down their software development to focus on the Quantum hardware) and have some key advisors from finance, biotech, software security, etc. on their board. They got a big boost back in August when this Investorplace article appeared in YF:
News 
Market Data 
Discover 
