06:51 AM EDT, 09/04/2024 (MT Newswires) -- (Corrects first paragraph to reflect Q1, full-year guidance missing analyst estimates)

Zscaler (ZS) shares were down more than 15% in premarket activity Wednesday after the company reported overnight lower-than-expected guidance for non-GAAP earnings for fiscal Q1 and the full financial year 2025, taking the shine out of its fiscal Q4 beat.

The company reported fiscal Q4 non-GAAP earnings late Tuesday of $0.88 per diluted share, up from $0.64 a year earlier.

Analysts polled by Capital IQ expected $0.69.

Revenue for the quarter ended July 31 was $592.9 million, up from $455.0 million a year earlier.

Analysts surveyed by Capital IQ expected $567.6 million.

The company expects Q1 non-GAAP EPS of about $0.62 to $0.63 and revenue of $604 million to $606 million.

Analysts polled by Capital IQ expect $0.72 and $602.1 million, respectively.

The company expects fiscal 2025 non-GAAP EPS of $2.81 to $2.87 and revenue of $2.60 billion to $2.62 billion.

Analysts surveyed by Capital IQ expect $3.28 and $2.62 billion, respectively.

Price: 161.34, Change: -31.85, Percent Change: -16.49