Sigma has officially announced the price and release date for 105mm f/1.4 DG HSM Art lens. The US price for this lens is $1,599.00, will be soon available for pre-order at B&H Photo Video & Adorama. The release date for Canon EF mount is in June, 2018.
The recently announced Sigma 70mm f/2.8 DG Macro Art lens for Canon EF mount will be available for pre-order tomorrow. According to Nokishita Camera, Japanese price for Sigma 70mm f/2.8 DG Macro Art lens is 59,400 yen. This means US price will be around $499. You can check price & pre-order option at B&H Photo Video.
For this upcoming Photokina 2018 in September, Sigma will announce a new 70-200mm f/2.8 DG HSM Sports lens. Available for Canon EF mount, Nikon F-mount, and Sony E-mount. Sigma is also rumored to announce a 70-200mm f/4 DG HSM Contemporary lens.