$600, local FTF. Best price on GunBroker right now is $598 before shipping and FFL fees.
$660 here: https://grabagun.com/walther-ppq-m2-9mm ... ol-fs.html

Prefer CHL or at minimum valid TX DL.
Can meet in NE Tarrant Co or at a match.
If you haven't ever tried the PPQ trigger, it's the best out of the box striker fired trigger available today.
http://www.waltherarms.com/handguns/ppq/ppq-m2/
James