A Man and a woman were arrested was arrested on suspicion of robbery.
As many as four police cars and two police vans were spotted in the area at around 8pm.
Two people have now been arrested following a Police investigation for the robbery in the town.
A spokesperson for Isle of Wight Police said: The incident took place shortly before 7pm last night at an address on Fort Street.
A 36-year-old woman from Sandown and a 37-year-old man from Ryde have been arrested on suspicion of robbery.