Amazon is having another one of their short and exclusive sales – this time on selected Tamron lenses for Nikon Z-mount (sold and shipped by Amazon):
Tamron 35-150mm f/2-2.8 Di III VXD for Nikon Z: now $1,599.95 or 20% off (update: sold out already).
The same 35-150 lens is currently $1,999 at Adorama and B&H Photo. Previous coverage of the lens can be found here.
Also: the Tamron 70-300mm f//4.5-6.3 Di III RXD for Nikon Z-mount is now $599 or 14% off at Adorama, Amazon, and B&H Photo.