Zions shares were down 1.7% to $23.15 after the announcement. Meanwhile, both Emeritus Corp ( ESC) and SFN Group ( SFN) filed separately with the Securities and Exchange Commission for mixed shelf offerings. Emeritus shares were down 2% to $17.12, while SFN Group shares were up 0.7% to $7.02. -- Written by Robert Holmes in Boston. Follow Robert Holmes on Twitter and become a fan of TheStreet.com on Facebook.