Understand that neither of these are supported by VZW. If you never had a "leak" or BETA installed and are looking for the last OS supported by VZW, it is 4.7.0.75 and can be found here...
Storm 9530 OS v.4.7.0.75 Available for Upgrade | BlackBerryNews.com
I am sure it can be found in other places as well. This came right up using google.