They are allowing people to close positions they currently hold, but not open new positions. That is not the same as only allowing people to sell shares, and it is not the same as suspending trading of the security.
> "close positions they currently hold, but not open new positions. That is not the same as only allowing people to sell shares"
Since RH doesn't allow shorting, the only way to close a position is by selling shares. So yes, it is exactly the same as only allowing people to sell shares.