Stocks making the biggest moves after hours: Snowflake, Broadcom, Netskope, Five Below & more

Here are some of the companies making headlines in extended trading.

Snowflake – Shares surged 20% after the company's second-quarter results topped analyst expectations. For the quarter, Snowflake posted adjusted earnings of 62 cents per share on revenue of $1.55 billion.

Analysts surveyed by LSEG had anticipated 45 cents in earnings per share and $1.48 billion in revenue. The company also raised its full-year product revenue guidance. Hewlett Packard Enterprise – The enterprise technology company slipped 1%.

HPE is calling for earnings growth of 16% to 20% for the fiscal year ending October 2027, while the FactSet consensus sought a 18.7% increase. Cash flow for the period is expected to be at least %5 billion, versus the Street's forecast for $4.79 billion.

Broadcom – Shares of the chipmaker dropped by more than 2% as investors responded negatively to the company's revenue forecast for the fourth quarter, which came in at $34.8 billion compared to a $35.03 billion estimate. Fourth quarter non-GAAP operating margin projections came in at 66%, below the 66.5% estimate.

Broadcom reported revenue of $29.59 billion for the third quarter and adjusted earnings of $3.32 per share. Petco – The pet products retailer jumped 10%. Adjusted EBITDA margin in the second quarter came in at 8.2% versus the StreetAccount consensus estimate of 7.4%.

Excluding a tariff benefit, the metric came in at 7.7%, which would still beat analysts' expectations. Argan – The engineering and construction stock popped 8% after the company posted better-than-expected earnings and revenue for the second quarter. Argan earned $3.76 per share in the period, well above the $2.64 per share that analysts polled by FactSet had called for.

The company's revenue came in at $384 million, while analysts were looking for $300.5 million. Five Below – The discount retailer rose 6% after second-quarter results beat expectations on the top and bottom lines. Five Below earned $1.68 per share on revenue of $1.26 billion, while analysts polled by FactSet sought $1.40 per share and $1.22 billion.

Same-store sales also surpassed estimates. C3.ai – The artificial intelligence app software company fell 1% as second-quarter revenue guidance disappointed the Street. Netskope – Shares of the cybersecurity company popped 13%.

Netskope sees full-year revenue in a range of $888 million to $892 million, while the LSEG consensus estimate called for $881 million. The company also anticipates an adjusted loss of 15 cents a share for the period, narrower than the estimated loss of 18 cents per share. NetApp – The data infrastructure company shed 8%.

Deferred revenue in the first quarter came in at $4.85 billion, falling slightly short of the $4.86 billion StreetAccount consensus estimate. Non-GAAP gross margin for the period was 70.6%, while the Street called for 69.7%. CNBC's Sean Conlon and Tobias Burns contributed reporting.