Sigma to Present New Mirrorless DN Lens in ‘Sigma Stage’ Livestream [Update]
Update 11/25/2020: Images have leaked that indicate the December 1 Livestream will include three lenses, not just one.
Rumor: Sigma to Announce 24mm f/1.4 Art Series Lens at Photokina
To put it lightly, Sigma's Art line has been a massive success -- especially now that the impressive 50mm f/1.4 has joined its ranks -- and it might be expanding even further before this year is out.