Ruger is releasing a new pistol called Ruger American. The gun will be in 9mm(17+1) and .45 ACP(100+1). It is supposed to be released Dec. 31st. According to one commentor on The Firearm Blog, it is above $400.
The design shows ambidextrous slide lock and magazine release, with SIG-ish takedown lever. The back grip is replaceable.
http://www.thefirearmblog.com/blog/2015/12/28/breaking-ruger-release-new-polymer-framed-striker-fired-ruger-american-pistol-9mm-45-acp/
From: The Firearm Blog