The sell-off hit fast. Nvidia stock cratered nearly 9% during Monday's trading session before institutional buyers checked the rout, leaving shares down 4.3% at the bell. Traders dumped the world's preeminent semiconductor bellwether after allegations surfaced linking founder and chief executive Jensen Huang to Chinese tech executive Alice Huang. Wall Street is now pricing in severe corporate governance risks.
Yet the warning lights had flashed months earlier. In May 2026, New York short-seller Culper Research, run by founder Christian Lamarco, took a short position in the chipmaker and issued an exhaustive broadside titled "Nvidia: The China Problem." The dossier argued that Nvidia systematically skirted United States export controls by steering high-end artificial intelligence hardware through Southeast Asian intermediaries. Central to that architecture sat Megaspeed, a regional chip buyer with undisclosed financial plumbing linked to Chinese technology powerhouse Alibaba.
Culper tracked a massive capital expansion that standard procurement models could not explain. Megaspeed’s balance sheet erupted within twelve months, bankrolled by non-transparent balance sheet mechanisms.
| Megaspeed Financial Metric | End of 2023 | End of 2024 | Primary Source / Composition |
|---|---|---|---|
| Total Liabilities & Equity | $33 million | ~$3.0 billion | Refundable deposits from an unidentified entity |
| Regulatory & Trade Status | Unrestricted regional buyer | Alibaba shell entity links | Under Commerce Department scrutiny |
The timeline points to sustained contact. In June 2024, Jensen Huang attended an event with Megaspeed’s Alice Huang—the very month of an Apex and Alibaba pledge. And by May 2025, immediately after federal authorities enforced tighter trade curbs, the two dined together. Culper asserted that Nvidia possessed ample internal operational data to identify covert diversion. Pre-sale warnings—such as zero-warranty terms or newly registered shell entities submitting multibillion-dollar procurement orders—flashed constantly. Technical post-sale markers told the same story: mismatched operational latency, conflicting IP routing, and entire hardware clusters abruptly "going dark."
A Commerce Department investigation into Megaspeed had gathered momentum late last year. But federal scrutiny stalled following direct representations from Nvidia.
Nvidia has initiated an internal inquiry into its chief executive. The chipmaker has neither confirmed nor formally denied Culper's underlying allegations, leaving investors bracing for potential regulatory fallout as Washington scrutinizes export compliance across Southeast Asia.