An altercation on Oxford Street Harrogate left an 18-year-old man with significant injuries on Sunday, May 17.
North Yorkshire Police have now arrested two women, one aged 26 and the other aged 22, both from Harrogate, on suspicion of Section 18 Wounding.
The incident took place at around 6.45pm on Sunday and the road was closed for a short time afterwards while officers carried out enquiries.
Both women remain in police custody while enquiries continue.
Anyone who witnessed the incident or has any information which could assist the investigation is asked to call the police.
Dial 101, press option 1 and pass information to the Control Room.
Alternatively, Crimestoppers can be contacted anonymously on 0800 555 111.
Please quote reference number 12150081588 when passing on information about this incident.