SanDisk 4TB Extreme PRO Portable SSD – Up to 2000MB/s – USB-C, USB 3.2 Gen 2×2 – External Solid State Drive – SDSSDE81-4T00-G25 for $349.99 at multiple retailers.
This is the lowest it has ever been. Not to be confused with the non-Pro model – the SanDisk Extreme Portable SSD which is cheaper but only supports speeds up to 1050MB/s.
Retailers offering it for $349.99:
https://smile.amazon.co
https://www.bestbuy.com/site/sand…Id=65220
https://www.newegg.com/sandisk-ex…6820173501
https://www.bhphotovide
https://www.adorama.com/ide814t00g25.ht
https://smile.amazon.co