Zscaler Stock Gaps Lower on Dismal Forecast

Group 1 - Zscaler Inc's stock is down 4.8% to $198.53 following a disappointing forecast for the fiscal second quarter, despite beating earnings and revenue expectations for the fiscal first quarter [1] - The stock has fallen below the $200 mark, which previously acted as a resistance level, and is currently testing support at its 40-day moving average, with a year-to-date decline of 11% [2] - A shift in sentiment in the options market may exert additional downward pressure on Zscaler's stock, indicated by a 50-day call/put volume ratio of 1.96, which is in the 82nd percentile of annual readings [3] Group 2 - Today's options activity shows significant trading volume with 19,000 calls and 15,000 puts exchanged, which is 15 times the intraday average, with the most active contract being the weekly 12/6 210-strike call [4]