Apple's stock fell nearly 6% Thursday — its worst single-day performance in more than a year — after the Cupertino company raised prices by up to $200 on MacBooks and iPads overnight, blaming the same AI data center surge that has reshaped the Bay Area economy for years.

The price hikes, which took effect immediately on June 25, hit the MacBook Air, MacBook Neo, iMac, iPad, and Apple TV lines. Apple blamed an unprecedented squeeze on memory and storage chips, whose small pool of global manufacturers can't keep pace with AI infrastructure demand. The stock rout erased roughly $250 billion in market value in a single session — a number that stings not just on Wall Street, but in the Bay Area suburbs where tens of thousands of Apple employees hold company equity.

Apple rarely raises prices mid-cycle. The company has long waited for new model launches to adjust what customers pay — a discipline it has held through supply shocks, tariff scares, and global recessions. Thursday's move broke that discipline in dramatic fashion.

The increases were immediate and broad. Apple's 13-inch MacBook Air jumped $200 from its prior price. The MacBook Neo — launched in March at $599 as Apple's budget-laptop push against Windows PCs and Chromebooks — rose $100, undermining that value pitch within months. The 11-inch iPad climbed $150, the base iPad rose $100, and the Apple TV streaming box jumped $70 to $199, a 54% increase on a product that had held its price for years. The iPhone, Apple Watch, and AirPods were not touched.

Apple traced the pressure to a memory market it called "an unprecedented challenge." A handful of manufacturers — South Korea's Samsung and SK Hynix, Japan's Kioxia, and U.S.-based Micron and Sandisk — control global output of the NAND and DRAM chips that power modern devices. AI data centers, mostly built by the same Bay Area tech companies that have driven local housing prices to record highs, are consuming that output at a pace the supply chain cannot absorb.

"The rapid expansion of AI data centers has created an extraordinary surge in demand for memory and storage," Apple said in a statement to NBC News. "We have never seen a component price increase this much, this quickly." The company added that it had "shielded our customers from these increases so far, but we have now reached a point where we need to begin raising prices."

CEO Tim Cook had signaled the move was coming. In an interview with The Wall Street Journal last week, Cook said "price increases are unavoidable" and acknowledged, "We're doing our best to mitigate the huge increases that are being passed to us."

Wall Street was still rattled. Evercore ISI analyst Amit Daryanani calculated the hikes at 17% to 25% on base-model Mac and iPad configurations. "Today's move is a clear signal that memory inflation is biting harder and faster than expected, even for Apple," Daryanani wrote in a note to clients. JPMorgan Chase analysts warned separately that the higher prices could dampen sales volume.

Apple is not the only Bay Area tech neighbor feeling the pressure. Microsoft said Thursday that its Xbox console line would also rise — by $100 to $150 per model — citing the same memory crunch. The company projected console storage and memory prices would increase another 2.5x by fall 2027 on top of already-elevated levels.

The ripple effects for the Bay Area are direct. Apple's global workforce of roughly 160,000 — with a heavy concentration in Cupertino, Sunnyvale, and Santa Clara — is compensated heavily in restricted stock units. A 6% single-day decline is not an abstraction for employees whose net worth tracks the company's market cap. The cause — explosive AI infrastructure demand from the region's own tech giants — is a dynamic The Dissent has followed as it reshapes Bay Area housing, water, and power markets. Now it's showing up in the price tag on a laptop.