arch: Key Research: Key Research: Key Research: Key Research: Key Research: Bofa upgrades HIW/SLG and BBT (buy) & cuts ARE/KRCNNO, JPM upgrades DTSI & cuts CAT Barcap upgrades ORA, Jeff cuts JNJ/NKTR & upgrades SQNM (buy) MS upgrades TRIP & cuts IQNT CS downgrades JCP/VRTX, Baird upgrades NAV, JPM