Robinhood says an unauthorized party obtained a list of email addresses for ~5M users, full names for another ~2M users, and more info on ~310 others (Under the Hood)

Under the Hood:
Robinhood says an unauthorized party obtained a list of email addresses for ~5M users, full names for another ~2M users, and more info on ~310 others  —  Late in the evening of November 3, we experienced a data security incident.  An unauthorized third party obtained access to a limited amount …

source http://www.techmeme.com/211108/p22#a211108p22