Two men and two boys have been arrested on suspicion of aggravated burglary in Mansfield.
It happened just before 7.15pm on Saturday (October 6) at an address in Layton Burroughs.
A Nottinghamshire Police spokesperson said: "Four suspects, aged 21, 26 and two aged 16 are in police custody and will be questioned by detectives
"No one was injured during the incident, but a number of items were stolen after threats were made to the occupants."
Anyone with information is asked to contact 101, quoting incident 739 of 6 October.