Flex Ltd. (FLEX) delivered what should have been a victory lap on Wednesday, posting record sales and earnings that sailed past Wall Street's expectations. Then the stock promptly dropped more than 13%. Welcome to the stock market, where beating expectations sometimes just isn't enough.

The company reported third-quarter fiscal 2026 net sales of $7.058 billion, representing an 8% jump from the prior year and crushing analyst estimates of $6.844 billion. Adjusted earnings per share hit a record 87 cents, handily beating the 79-cent consensus. Both GAAP and adjusted operating margins reached record levels at 5.5% and 6.5%, respectively, while GAAP EPS came in at 64 cents.

The numbers behind the headline figures were equally impressive. Operating income totaled $389 million, with net income of $239 million. On a non-GAAP basis, operating income reached $460 million with that stellar 6.5% margin. Adjusted net income was $326 million, and the company generated $275 million in free cash flow from $420 million in operating cash flow.

Flex's balance sheet remains solid, ending the quarter with $3.06 billion in cash and cash equivalents against $3.76 billion in long-term debt.

The company continues riding the AI wave, with CEO Revathi Advaithi highlighting "strong momentum in its data center business, driven by growing demand for next-generation AI power, computing and cooling solutions from major customers and technology partners." It's not just about data centers, though. Flex saw growth across Medical Devices, Medical Equipment, Core Industrial, and Networking segments, while its Automotive business showed signs of stabilizing.

But here's where things get interesting. Despite the strong quarter, Flex faces some real-world challenges. Macroeconomic headwinds including inflation, currency volatility, and geopolitical tensions are creating uncertainty. The company specifically cited the Russia-Ukraine conflict and noted that a missile strike in August 2025 caused significant damage to its Ukraine facility, disrupting normal operations.

Looking Ahead

For the fourth quarter of fiscal 2026, Flex expects net sales between $6.75 billion and $7.05 billion, with adjusted EPS of 83 cents to 89 cents. That guidance sits slightly below analyst estimates of $6.896 billion in sales and 85 cents for adjusted EPS. That's likely what spooked investors.

The full-year picture looks better. Flex raised its adjusted EPS guidance from a range of $3.09-$3.17 to $3.21-$3.27, surpassing the analyst estimate of $3.15. Sales guidance also got bumped up to $27.2 billion to $27.5 billion, aligning with analyst expectations of $27.119 billion.

The segment outlook calls for mid-single-digit growth in both Reliability Solutions and Agility Solutions, supported by rising data center power needs and steady cloud momentum, even as consumer device demand remains weak.

"Our strong performance continued in the third quarter, with results exceeding our guidance across all metrics," Advaithi said. "This performance reflects the strength of our diversified business model across industries, including Data Center. As we look ahead, we are confident in our ability to serve as a strategic enabler for our customers as they navigate an increasingly complex and dynamic world."

Despite those confident words, Flex shares reversed earlier gains and closed down 13.85% at $56.85 in Wednesday trading. Sometimes the market wants more than a beat—it wants perfection.