Published Tuesday, 07 February 2012
Andre Lorimer 07022012 (© UTV)
Mr Lorimer, 43, was found dead in a flat at Portlect Place in the town on Sunday.
The pair, aged 18 and 21, are being questioned at Antrim Serious Crime Suite.
A 21-year-old man arrested on 5 February is still being detained by police.
On Tuesday the PSNI reissued the appeal for information about Mr Lorimer's murder.
Detectives are keen to speak to anyone who may have seen or spoken to him at any time between Friday 3 February and Sunday 5 February.
Police are also appealing to anyone who may have noticed any activity around the flats at Portlec Place to contact them.