Tamron is rumored to announce a new 150-500mm f/5-6.7 Di III VC VXD lens for Fujifilm X-mount (Model A057X). The official announcement is expected in the next few days. Shipping will start on October 13th.
The Tamron 150-500mm f/5-6.7 lens already exists for Sony E-mount (pictured above).
Tamron already has two lenses for Fuji X-mount.
Nikon is rumored to announce another rebadged Tamron lens this week.
Update – the official announcement will be on September 21st:
Tamron 150-500mm F/5-6.7 Di III VC VXD Announcement September 21st
Via Digicame-info