For nearly two decades, September has usually meant one thing for Apple investors: a new iPhone cycle.

That pattern may be about to change.

Apple (AAPL) is reportedly planning to launch the iPhone 18 Pro series this fall and delay the standard iPhone 18 to the first quarter of 2027, according to supplier commentary reported by Economic Daily News and The Verge. The more affordable iPhone 18e and a new iPhone Air are also expected to launch around early 2027.

That would be a big change for a product franchise that had a record $54.25 billion of revenue in Apple’s latest quarter, up 21.7% from a year earlier. Total company revenue was up 16% to $109.4 billion.

That reason appears to be more than just product marketing.

Memory and chip shortages force electronics makers to choose which devices get scarce components. Apple suppliers say companies will spread launches over longer periods, focusing on higher-priced products with better margins.

And for Apple, that could mean putting the most profitable iPhones first, shifting a perceived delay into a deliberate margin strategy.

Apple has a $54 billion reason to protect the premium iPhone

Apple’s latest quarterly results are a good case in point of why product mix matters.

Fiscal third-quarter iPhone sales reached a June-quarter record of $54.25 billion, helping Apple produce $109.42 billion of total revenue. Company gross margin reached 50.1%, although roughly two percentage points came from tariff refunds.

But management also cautioned that supply was becoming a severe constraint.

Apple predicted 9% to 11% revenue growth in the September quarter, below Wall Street‘s 12% projection, and then-CEO Tim Cook called supply constraints “very significant.” Apple shares then plunged in a selloff that threatened to wipe out nearly $500 billion in market value.

That makes the alleged iPhone 18 plan a bit easier to explain.

When components are in short supply, including them in premium devices can drive higher revenue and potentially higher profit per unit sold.

Apple has already admitted that the greater memory cost is also becoming an issue. In June, Cook said the company intended price increases on some products to offset growing memory and storage costs as AI data centers fought for limited chip supply.

Related: Apple CEO admits AI causes price troubles for Apple products

The shortage is universal. Global smartphone sales plummeted 11% in the second quarter, reaching their lowest second-quarter level since 2013, as memory shortages drove up device prices and hurt demand, according to Counterpoint statistics quoted by Reuters.

Apple is scaled for bargaining power, but presumably not immunity.

Apple may be entering foldables just as the risk finally falls away

JOSH EDELSON / Getty Images

Apple’s rumored foldable could push the fall lineup further upscale

The staggered debut is even more interesting since the long-rumored Apple foldable iPhone is slated for late 2026.

Apple’s first foldable could cost more than $2,000, according to earlier estimates by supply-chain expert Ming-Chi Kuo, who cautioned that specs were still being finalized. Earlier reports have pointed to a tiny, folded form and Touch ID, rather than Face ID. These details remain unconfirmed.

More Apple:

If Apple were to release a pricey foldable alongside the iPhone 18 Pro models, while holding off on the regular iPhone 18 until 2027, the fall lineup would be oddly tilted toward premium buyers.

Such a move could help to lift average selling prices and ease pressure on limited components.

It could potentially be risky.

And if customers aren’t interested in paying Pro or foldable rates, they could always wait for the basic model to come out.

The AI boom is now colliding with Apple’s supply chain

What’s really odd about this narrative is that it is, in part, a product of the AI infrastructure growth.

The explosive growth of data centers has driven demand for memory and other components, with consumer electronics businesses fighting for that constrained supply. Apple has apparently even tested memory chips from China’s CXMT as it seeks more supplies for iPhones and Macs.

The stakes are high, since Apple started this period with robust product demand. For its June quarter, the corporation posted revenue of $109.4 billion. Revenue for the second quarter of the fiscal year was $111.2 billion, an increase of 17%.

So the move doesn’t appear like Apple pushing back a gadget because nobody wants an iPhone.

What it seems more like is Apple allocating rare components across a product brand that rakes in tens of billions of dollars every quarter.

Numbers Apple investors should watch

  • $54.25 billion:Latest quarterly iPhone revenue.
  • 21.7%: Year-over-year iPhone revenue growth in the June quarter.
  • $109.4 billion: Total fiscal Q3 revenue.
  • 50.1%: Reported company gross margin.
  • Early 2027: Reported launch window for the standard iPhone 18.
  • $2,000+:Earlier analyst estimate for Apple’s rumored foldable.

The major question is whether the delay is a one-year supply-chain fix or the start of a lasting shift in Apple’s iPhone strategy.

By separating the premium and mainstream launches, Apple could take a bigger slice of the calendar, focus more on its high-end models, and simplify production.

But it would also shatter a launch formula Apple has spent years training people to expect.

That’s hardly a tiny experiment at a $54 billion-a-quarter business.

Apple may be set to see whether customers will follow it on the calendar with its most important product.

Related: Apple’s next iPhone battle just got more complicated