Comment on SharePoint security fixes released with October 2016 PU and offered through Microsoft Update by Stefan Goßner

Hi David, no that is not the Case.
There is not a single SharePoint fix which does not require PSConfig.
Also SCCM deployed fixes require PSConfig. Always.
See here for detail:
https://blogs.technet.microsoft.com/stefan_gossner/2015/09/09/why-we-recommend-require-to-run-the-configuration-wizard-also-for-security-fixes/
Cheers,
Stefan