Elon Musk's brain computing start-up, Neuralink, raising more cash

Neuralink was registered as a California medical research company in 2016 and has operated quietly from San Francisco since then

Neuralink, a small and secretive brain computing startup founded by Elon Musk, has raised $39 million of a planned $51-million funding round, according to a filing on Friday with the Securities and Exchange Commission.
 
It was not immediately clear if the funders included traditional venture capital investors or if they comprised Musk and Neuralink employees. A spokesman did not immediately respond to a request for comment. Two years ago, the company said in a filing that it had raised $27 million of a planned funding round of as much as $100 million.
 
Neuralink was registered as a California