International Business Machines (NYSE: IBM) recorded its largest single-day stock decline in decades after a preliminary second-quarter update revealed only 1% revenue growth, rattling investor confidence.

The modest revenue uptick came alongside reports of customers redirecting their technology budgets toward AI-focused hardware, raising questions about IBM’s near-term positioning.

The immediate market reaction was severe, with IBM’s one-day share price falling 2.91% and the seven-day return sliding a steep 26.04%.

On a year-to-date basis, IBM shares have now declined 27.04%, marking a significant erosion in value for shareholders who entered 2026 with bullish expectations.

Despite the dramatic short-term selloff, IBM’s five-year total shareholder return still stands at 91.57%, reflecting a considerably more resilient long-term track record.

Analysts following the stock have framed the pullback differently, with the most widely followed valuation narrative placing IBM’s fair value at $256.08, well above its last close of $212.67.

That framing positions the current share price as a potential buying opportunity, suggesting the stock may be approximately 17% undervalued relative to its intrinsic worth.

The bull case for IBM rests on the company’s ongoing transition toward a software and AI-led enterprise platform model, with proponents pointing to improving revenue mix, strong margins, and durable cash flows.

Supporters argue IBM offers enterprise AI exposure with lower volatility than pure-play software-as-a-service peers, making it a defensively oriented growth technology investment.

However, the bear case centers on the risk that AI hardware spending continues to crowd out software and consulting budgets, which could undermine IBM’s margins and hybrid cloud ambitions.

Execution risk remains a central concern, particularly if the company falls short of its profitability targets as it attempts to shift its business mix away from legacy information technology services.

The central question for investors now is whether the AI-driven upside that once underpinned IBM’s premium valuation is still ahead, or whether the bulk of the opportunity has already passed.