Microsoft Windows insider team is working on next update build 14393.206 for Windows 10 Anniversary Update users. The upcoming patch will push Windows 10 1607 Anniversary Update build from 14393.187 to build 14393.206 and mobile build 10.0.14393.206. The latest update build is compiled on September 12, 2016.
Recently, Microsoft had released a cumulative update kb3189866 build 14393.187 for Windows 10 1607 users and Mobile build 10.0.14393.187 for insiders.