Tech Rout Deepens After Democratic Sweep, Wiping Out Billions and Shaking Investor Confidence

Wall Street suffered its most severe technology-driven sell-off in over a year and a half this week, after Democrats secured control of both chambers of Congress and flipped key governorships, including Texas. The rout wiped trillions of dollars off global equity valuations, according to market participants, and sent shockwaves through AI-linked stocks, semiconductor makers, and data center operators.

The initial reaction was a sharp drop in Nasdaq 100 futures, which fell as much as 2.4% overnight on fears of tighter AI regulation and a potential freeze on new data center builds in Texas, ZeroHedge reported. But futures quickly reversed after President Donald Trump struck a conciliatory tone, Advanced Micro Devices issued a blowout sales forecast, and a pile of election hedges were monetized. By early Wednesday, S&P 500 futures were up 0.9% and Dow futures gained roughly 870 points, while the VIX tumbled 12.8%.

That relief proved short-lived. On Thursday, the Nasdaq Composite slumped 5.5% and the Dow Jones Industrial Average dropped 3.44%, marking the US stock market’s most bruising day in 19 months, according to The Guardian. The sell-off cascaded into Asian and European markets. Germany’s Dax fell 2%, France’s Cac 40 lost 0.8%, and London’s FTSE 100 was down as much as 2.35% before closing 1% lower.

**Why the rout deepened**

The central driver was the election outcome. Democrats swept the Senate and House, and flipped the Texas governorship — a race that Bank of America strategists had described as a “referendum on affordability versus AI data centers,” ZeroHedge reported. Analysts at JPMorgan flagged “investigation risk” for business leaders tied to Trump donations, including MegaCap Tech, according to WKZO/Reuters.

The market’s concern centered on the prospect of more regulation of AI and data centers, which had become politically toxic in many races. While analysts noted that passing federal regulation would be difficult given Trump’s veto power, Democrats’ gains at the state level — especially in Texas — could create local hurdles for data center builds, including stricter rules on water and power requirements, WKZO/Reuters reported.

The sell-off also reflected broader worries about stretched valuations and credit market stress. Lee Robinson, CIO of Altana Downside Protector Fund, told The Guardian: “This sell off has been a long-time coming, and it is not just caused by the midterms or an unwinding of positions in the tech giants. What we are seeing today is the result of stretched valuations and last month’s re-pricing in credit markets, specifically the rising Credit Default Swaps of the Magnificent Seven and CoreWeave.”

**Market moves across asset classes**

The tech-heavy Nasdaq Composite posted its fourth weekly loss in a row, according to The Guardian. Semiconductor valuations collapsed more than 40%, Macrobusiness reported, and Korean memory stocks were crushed. Taiwan’s semiconductor sector cracked as the sell-off spread.

In premarket trading on Wednesday, AI-linked names showed a split. AMD gained 6.3%, Super Micro rose 9.2%, and Arista Networks jumped 10.9% after earnings, ZeroHedge reported. But Tesla fell 5% and SpaceX dropped 6%, as election results sharpened investor concern over the future of the Republican megadonor’s key holdings. By Friday, a partial recovery lifted the Nasdaq 1.09%, with AMD up 9.3%, Nvidia up 6.5%, and Intel up 8.9%, The Guardian reported.

Bond markets rallied sharply. The 10-year Treasury yield fell to about 4.915%, with yields 3-5 basis points lower, as divided government curbed the fiscal outlook, ZeroHedge reported. Two-year yields dropped almost 8 basis points to a two-month trough of 5.5458%, and Fed fund futures took about 6 basis points of rate hikes out for next year, according to WKZO/Reuters.

The dollar weakened broadly. The Bloomberg dollar index slid 0.5% to its lowest since September 30, with the euro up 0.6% and the yen and Swiss franc also gaining, ZeroHedge reported. Oil fell about 1% to near $95 after Trump played down the prospect of imminent strikes on Iran, while gold surged 3% back above $4,000 and silver jumped almost 5%.

**Broader fallout and lingering risks**

The tech rout wiped out hedge fund gains and led to layoffs, Reuters reported, as cited by The Guardian. Musk’s wealth fell by $113 billion since the midterms, according to The Guardian. The sell-off also hit data center and cloud computing stocks, with CoreWeave, Equinix, GE Vernova, and Oracle among the decliners in early trading, ZeroHedge reported.

Despite Friday’s bounce, analysts warned that the underlying risks remain. Fawad Razaqzada, market analyst at Stonex Trading and FOREX.com, told The Guardian: “Today’s bounce has carried the Nasdaq 100 straight back into former support, and the worries behind the rout, from AI regulation to the sheer scale of tech spending, have not gone away.