Stock Markets July 14, 2026 02:06 PM

Stocks See Broad Swings; Semiconductors and Finance Among Top Movers

Lam Research, Goldman Sachs and Tower Semiconductor lead gains while Arm and several tech names slide

By Caleb Monroe
Share
Twitter Reddit Facebook LinkedIn
LRCX KLAC GS ARM TSEM

Trading on Tuesday produced a mix of sharp gains and notable declines across market-cap segments. Major moves included strong rallies for Lam Research, Goldman Sachs and Tower Semiconductor, while Arm and several other technology-linked names posted declines. The session featured activity across mega-, large-, mid- and small-cap names.

Stocks See Broad Swings; Semiconductors and Finance Among Top Movers
LRCX KLAC GS ARM TSEM
Summarize with
ChatGPT Perplexity Claude Grok Gemini

Key Points

  • Major-cap winners included Lam Research, Kla-tencor and Goldman Sachs, while Arm fell among mega-caps.
  • Large- and mid-cap groups produced several double-digit percentage gains, led by Tower Semiconductor and Ekso Bionics, with notable declines at Yandex and Lucid Group.
  • Small-cap biotechnology and green energy stocks showed strong rallies, offset by steep drops in select names such as Braiin and Carlsmed.

Troubling and encouraging moves appeared across the tape on Tuesday as investors reacted to a range of news and other catalysts. The session delivered both outsized winners and pronounced losers, spanning mega-cap banks and semiconductors down through smaller biotechnology and green energy names.

Mega-cap activity

  • Lam Research Corp (LRCX): +5.59%
  • Kla-tencor Corp (KLAC): +5.09%
  • Goldman Sachs Group (GS): +7.68%
  • Arm (ARM): -4.97%

Among the largest companies by market capitalization, Lam Research and Kla-tencor recorded mid-single-digit advances, while Goldman Sachs posted a stronger intraday move. Arm was the notable decliner in this cohort.

Large-cap movers

  • Tower Semiconductor (TSEM): +13.61%
  • Monolithic Power (MPWR): +7.99%
  • Zscaler Inc (ZS): +7.66%
  • Yandex (NBIS): -7.51%
  • DRAM (DRAM): -5.89%

In the $10 billion to $200 billion market-cap range, Tower Semiconductor led gains with a double-digit advance. Monolithic Power and cloud-security provider Zscaler also registered sizable pops. Yandex and a security-labeled DRAM issue were among the larger declines in this group.

Mid-cap activity

  • Lucid Group Inc (LCID); Lucid Group (LCID) Falls 4% on Cautious Report: -46.01%
  • AXT Inc (AXTI): +13.75%
  • Ekso Bionics Holding (CHRN): +15.67%
  • MUU (MUU): +10.29%
  • Sezzle Inc PK (SEZL): +10.07%
  • Netskope Inc (NTSK): +9.38%

The mid-cap universe saw a mix of steep moves: several names climbed into double-digit territory, while Lucid Group is shown with a marked decline in the day’s reporting. Other mid-cap performers included AXT, Ekso Bionics, MUU, Sezzle and Netskope.

Small-cap movers

  • Galectin Therapeutics Inc. (GALT): +13.91%
  • Capstone Green Energy Holdings (CEPL): +11.41%
  • Braiin (BRAI): -10.96%
  • Carlsmed (CARL): -17.71%

Among smaller capitalizations, Biotech and green energy names produced notable rallies, while Braiin and Carlsmed posted pronounced drops. These moves underline the day’s broader pattern of sector- and stock-specific volatility.


Overall, the session illustrated how news and other market drivers are producing rapid re-pricing across sectors and capitalization ranges. The data above captures the most significant percentage moves reported for the day.

Risks

  • Market volatility driven by news and other catalysts can lead to sharp intraday moves across sectors, affecting both large and small caps - this impacts semiconductors, finance, software and small-cap biotech/green energy.
  • The article reports percentage swings but does not attribute single causes for each move, highlighting uncertainty about the specific drivers behind individual stock performances.
  • Concentrated moves in smaller capitalization stocks increase the risk of rapid reversals, particularly in biotech and green energy names where liquidity can be more limited.

More from Stock Markets

Interactive Brokers options data point to 4.6% expected move for July 21 earnings Jul 14, 2026 Options Signal 4.3% Move for Capital One Ahead of July 21 Results Jul 14, 2026 Public health groups sue FDA over policy allowing some unauthorized vaping products to remain on market Jul 14, 2026 Options Point to 4.2% Move for MSCI Ahead of July 21 Results Jul 14, 2026 TYLSemi Secures $43 Million to Build Open-Standard 'Chiplets' for Custom AI Processors Jul 14, 2026