FOUR people arrested on suspicion of grievous bodily harm are no longer in custody.
Officers made the arrests on Saturday after a 17-year-old boy suffered a serious stab injury near the Tree nightclub at around 4.45am.
He is now in a stable condition.
A Wiltshire Police spokesman said: “In relation to the stabbing outside Tree nightclub in Swindon, we have interviewed the four people who were arrested yesterday.
“All four have now been released under investigation with bail conditions.”
Police have appealed for witnesses to the incident. Anyone with information should call 101 or report it to Crimestoppers anonymously on 0800 555111.
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Police spent much of yesterday morning investigating the inicident.