Sunderland boss David Moyes says club owner Ellis Short is well aware of the seriousness of their situation.
Chants of 'Are you watching Ellis Short?' rang out around the ground during defeat to Stoke City.
Moyes said: “Ellis does watch the games, but we've known the situation at the club.
“We want to get players back from injury and if we can make some additions to the squad, then I hope so.
“We want to try to get additions who can help us stay up first and foremost ,and also players who we think can hopefully be at the club for a while."