Chinese chipmaker CXMT soars almost 500% in market debut

By Ruth Behrens · Reporting from Newell, Iowa · July 27, 2026

You read about it—the numbers are staggering enough to make any honest person pause for prayer.

The Price of a Promise Written in Yuan

You read about it—the numbers are staggering enough to make any honest person pause for prayer. A Chinese memory chipmaker, CXMT, debuted on the Shanghai exchange, skyrocketing over 500% on its IPO day. They raised $8.6 billion and tout their market share, claiming a significant slice of the global DRAM pie, according to its prospectus. The narrative is pure technological triumph: AI is national security; demand exceeds supply; this company will be a global champion, as Theodore Shou noted on CNBC's Squawk Box Asia.

But let’s talk about what these numbers actually represent when you strip away the adverbs like "skyrocketed" and "blockbuster." They represent hype—the kind of breathless, unearned confidence that always precedes the fall. The folks writing these rules from their ivory towers in Shanghai have never met a payroll, nor do they know the smell of diesel mixed with wet dirt after a spring rain. They only know basis charts and quarterly earnings projections, which are nothing but educated guesses built on yesterday’s speculation.

When Profit Swings Are Just Good Storytelling

Look at the financials alone. Networkworld.com reported that CXMT's operating profit swung wildly: from an estimated loss of 2.83 billion yuan in a year earlier to a massive 35.43 billion yuan gain in Q1. That kind of swing isn't proof of sustainable growth; it’s the smoke signal of unsustainable demand and inflated margins.

Indeed, Theodore Shou himself offered a warning that should be shouted from every pulpit: “These memory chip businesses are sustainable, but the great margins and net profitability we’re seeing today are not sustainable and have to normalize over a cycle.” He even pointed out that while the market is at the peak of demand/supply imbalance, he thinks we are nearing a short-term peak in sentiment.

This isn't new arithmetic. This mechanism—where capital floods into perceived revolutionary technology, detaching valuation from current earnings because of speculative future potential—is not unique to semiconductors. It is the exact pattern that defined the dot-com bubble, which peaked on March 10, 2000. The shared mechanism is clear: a massive influx of venture capital causes valuations to detach entirely from reality.

Counting the Cost in Vacant Storefronts

The people writing these IPO prospectuses—the ones planning to allocate billions for "next-generation DRAM R&D"—are selling us a story, not an asset. They are asking us to believe that today’s extraordinary margins will persist forever. But history teaches us otherwise. The dot-com bubble showed how quickly those speculative gains vanish.

The people closest to the ground—the farmer who needs reliable electricity for his grain dryer, the small town hardware store owner—they know more than any analyst citing an Omdia report or a prospectus. They feel the pinch of overvaluation when it happens. The promise of being "China's largest and... world's fourth-largest DRAM maker," as reported by multiple sources, is nothing but a boast until the market corrects course.

This IPO surge is not evidence of enduring global dominance; it is merely a spectacular bubble inflated by geopolitical urgency and technological hype. The margins are unsustainable, and when the inevitable normalization hits—when demand cools or costs rise—the valuation will deflate sharply, leaving only the wreckage behind.

Chinese chipmaker CXMT soars almost 500% in market debut

The Price of a Promise Written in Yuan

When Profit Swings Are Just Good Storytelling

Counting the Cost in Vacant Storefronts

Sources