Chip selloff and oil spike trigger broad tech rout — July 24, 2026
S&P 500 -1.21% · Nasdaq -2.15% · Dow -0.97% · VIX 18.7 — July 24, 2026
The market got sandbagged by two things today: oil spiking above $100 a barrel and a coordinated retreat from semiconductor stocks. The S&P 500 dropped 1.21%, the Nasdaq fell 2.15%, and breadth was brutal—only 26 winners among the top 100 most active stocks. This wasn't a contained sector issue. It was a signal that the AI rally has run into real-world friction: energy costs climbing and chip valuations getting questioned even as revenue sets records.
Semiconductor names took the heaviest fire. STMicroelectronics collapsed 18.7% despite an analyst call that it's "below fair value on AI revenue ambitions"—a reminder that AI growth priced in doesn't equal safety. QuantumScape, a battery play, dropped 12.9% to a 52-week low. Tesla skidded 14.5% as oil topped $100 and investors rotated out of AI-adjacent names. Meanwhile, Albertsons cratered 21.6% on its Q1 earnings call, and Mobileye fell 14.9% after CEO Amnon Shashua announced he's stepping aside as the company eyes robotaxis and robotics.
Cloudflare among the winners wasn't enough to tell a different story. One bright spot: Cleveland-Cliffs jumped 16% on strong earnings and an upbeat outlook, proving earnings beats still move stocks. But the day belonged to the sellers. No insider cluster buys showed up in today's most active names—meaning the executives actually running these companies weren't putting their own money where their mouths were, at least not in a coordinated way. That's the kind of silence that matters.
Market commentary generated from the day's data and headlines — not investment advice.
Biggest moves today
- ACI (Albertsons Companies, Inc.) ▼ -21.64% at $11.44 on 47.7M shares — Albertsons (ACI) Q1 2026 Earnings Call Transcript (Motley Fool)
- STM (STMicroelectronics N.V.) ▼ -18.67% at $53.49 on 32.2M shares — STMicroelectronics (ENXTPA:STMPA) Stock May Be Below Fair Value On AI Revenue Ambitions (Simply Wall St.)
- CLF (Cleveland-Cliffs Inc.) ▲ +15.98% at $10.96 on 67.3M shares — Cleveland-Cliffs (CLF) Climbs 16% on Strong Earnings, Highly Upbeat Outlook (Insider Monkey)
- MBLY (Mobileye Global Inc.) ▼ -14.92% at $7.47 on 29.3M shares — Mobileye CEO Amnon Shashua to step aside as company pushes into robotaxis, robotics (TechCrunch)
- TSLA (Tesla, Inc.) ▼ -14.52% at $319.69 on 115.0M shares — Shares skid in Asia in sell-off of AI-related shares as Brent oil tops $100 per barrel (Associated Press)
- QS (QuantumScape Corporation) ▼ -12.86% at $5.12 on 63.8M shares — Why Did SPCX, ORCL, QS Stocks Plunge To 52-Week Lows Today? (Stocktwits)
- OPEN (Opendoor Technologies Inc) ▼ -12.21% at $3.85 on 86.3M shares — BC-Most Active Stocks (Associated Press)
- AUR (Aurora Innovation, Inc.) ▼ -9.38% at $5.99 on 24.6M shares — The Bull Case For Aurora Innovation (AUR) Could Change Following Scaled Second‑Generation Driverless Truck Launch (Simply Wall St.)
- ROL (Rollins, Inc.) ▼ -9.27% at $39.44 on 18.0M shares — Rollins Q2 Earnings Call Highlights (MarketBeat)
- AAL (American Airlines Group, Inc.) ▼ -8.35% at $13.55 on 121.4M shares — American Airlines Group Inc (AAL) Q2 2026 Earnings Call Highlights: Record Revenue Growth Amid ... (GuruFocus.com)
Most active by volume
| # | Ticker | Price | Change | Volume |
|---|---|---|---|---|
| 1 | NU | $14.19 | -2.21% | 181.3M |
| 2 | NOK | $9.73 | -5.35% | 181.5M |
| 3 | INTC | $100.23 | -2.33% | 128.5M |
| 4 | AAL | $13.55 | -8.35% | 121.4M |
| 5 | NVDA | $208.76 | -1.56% | 110.0M |
| 6 | PATH | $10.20 | -4.67% | 44.6M |
| 7 | T | $22.96 | -0.35% | 103.1M |
| 8 | OPEN | $3.85 | -12.21% | 86.3M |
| 9 | ONDS | $7.93 | -0.88% | 85.8M |
| 10 | SMCI | $31.20 | +2.09% | 84.3M |
| 11 | SPCX | $118.24 | +2.59% | 74.3M |
| 12 | SOFI | $16.65 | -2.46% | 73.1M |
| 13 | GOOGL | $317.69 | -7.13% | 69.1M |
| 14 | HBAN | $17.40 | -4.76% | 68.6M |
| 15 | CLF | $10.96 | +15.98% | 67.3M |
| 16 | TSLA | $319.69 | -14.52% | 115.0M |
| 17 | F | $14.15 | -1.87% | 65.2M |
| 18 | QS | $5.12 | -12.86% | 63.8M |
| 19 | MARA | $12.77 | +2.90% | 58.8M |
| 20 | JOBY | $7.54 | -1.18% | 58.8M |
| 21 | CMCSA | $21.92 | -6.80% | 52.7M |
| 22 | NOW | $91.94 | -3.69% | 48.8M |
| 23 | HL | $15.32 | -2.36% | 48.3M |
| 24 | ACI | $11.44 | -21.64% | 47.7M |
| 25 | AMZN | $233.66 | -4.57% | 47.4M |
Market data from Yahoo Finance; insider data from SEC EDGAR Form 4. For research only — not investment advice. Verify on the official source before trading.
Put this to work
Screen live SEC Form 4 purchases with the insider cluster-buy screener, or open a company dashboard: