Zscaler rises after upbeat annual results forecast

** Shares of cloud security firm Zscaler ZS.O rise 6.2% to $208.7 in extended trading

** ZS forecasts FY25 revenue between $2.64 billion and $2.654 billion, above analysts' estimates of $2.64 billion, according to data compiled by LSEG

** Sees annual adj. EPS between $3.04 and $3.09, compared with estimates of $3

** Posts Q2 revenue of $647.9 million, above estimates of $635.6 million; adj. EPS of 78 cents, beating expectations of 69 cents

** ZS has risen 6.7% so far in 2025, as of Tuesday's close