Super Micro Computer (NASDAQ: SMCI) reported second-quarter results that fell short of Wall Street’s revenue expectations but delivered a striking upside surprise on profitability metrics.

Revenue came in at $11.12 billion against analyst estimates of $11.55 billion, representing a 3.8% miss but still reflecting 93.2% year-on-year growth.

Adjusted EPS reached $1.70, demolishing analyst estimates of $0.96 and representing a 77.5% beat that drove a positive market reaction to the otherwise mixed results.

Adjusted EBITDA came in at $1.61 billion versus estimates of $760.6 million, translating to a 14.5% margin that significantly exceeded expectations across Wall Street.

Operating margin expanded dramatically to 13.4%, up from just 4% in the same quarter last year, with management citing a healthier product mix and growing enterprise business as key drivers.

CEO Charles Liang pointed to a near doubling of sales fueled by robust AI and data center demand, highlighting a strategic shift toward what the company calls total data center building block solutions, known as DCBBS.

Third-quarter revenue guidance was set at $15 billion at the midpoint, well above analyst estimates of $11.84 billion, signaling continued confidence in accelerating demand through the remainder of the year.

Analyst Ananda Baruah of Loop Capital pressed management on how gross margins would trend as GPU and CPU product mixes evolve, with Liang responding that the company expects overall margin improvement as DCBBS matures and higher-margin enterprise business grows.

JPMorgan’s Manmohanpreet Singh inquired about customer concentration within the record $60 billion order book, with CFO David Weigand describing diversification across both emerging cloud providers and enterprises, noting that a majority of orders remain AI-focused.

Citi analyst Asiya Merchant raised concerns about shifting buying patterns among large data center customers and the risk of direct sourcing from original design manufacturers, with Liang explaining that Super Micro’s dual OEM/ODM model positions it to capture demand across both segments.

Bank of America’s Ruplu Bhattacharya probed inventory risk amid rapid GPU platform transitions, with Weigand highlighting improved procurement alignment, tighter contract terms, and a stronger balance sheet as evidence the company can fund growth organically.

KeyBanc analyst Brandon Nispel sought clarity on DCBBS contributions to revenue and gross profit, while also questioning the impact of tariffs and rebates on margins, with Weigand confirming that margin gains this quarter were primarily driven by product mix rather than one-time tariff rebates.

Super Micro’s record $60 billion order backlog now stands as one of the most closely watched indicators of the company’s ability to convert pipeline into recognized revenue in coming quarters.

The pace of enterprise versus large data center customer mix shifts will remain a central factor in determining whether the company’s margin expansion can be sustained over the medium term.

Super Micro shares traded at $38.10 following the earnings release, up from $31.60 just prior to the report, reflecting investor optimism around the company’s forward guidance and profitability trajectory.