Zscaler is trading 4.08% down at $223.27, with the move most likely tied to a broad market selloff after hotter-than-expected inflation pressured technology stocks. - September CPI rose 3.7% year over year, above the 3.6% forecast; core CPI reached 2.6%. - Reuters reported the data lifted rate-hike expectations and Treasury yields; the Nasdaq was down 1.63%. - Available reporting identified no clear Zscaler-specific catalyst.