Market Plunge: Top Stocks See Significant Declines Amidst Earnings, Investigations, and ETF Dynamics

Font: Financial Modeling Prep  • May 06, 2026

• Several companies, including Primoris Services Corporation (NASDAQ: PRIM) and KVYO (NYSE: KVYO), experienced sharp stock declines due to negative earnings reports, executive changes, and potential legal investigations.
• High trading volumes across these declining stocks, such as Primoris Services Corporation and KVYO, indicate strong investor reactions to recent company developments.
• Inverse ETFs like Defiance Daily Target 2X Short SMCI ETF (NASDAQ: SMCZ) saw significant drops, signaling strong positive performance in their underlying assets, while other firms like Limbach Holdings, Inc. (NASDAQ: LMB) and OneConstruction Group Limited (NASDAQ: ONEG) also faced downturns.

The market sees significant declines today, led by specialty contractor Primoris Services Corporation (NASDAQ: PRIM). Other major losers include the inverse ETF Defiance Daily Target 2X Short SMCI ETF (NASDAQ: SMCZ), construction firm OneConstruction Group Limited (NASDAQ: ONEG), building systems company Limbach Holdings, Inc. (NASDAQ: LMB), and marketing platform KVYO (NYSE: KVYO). These stock drops are driven by company-specific news, including earnings reports, executive changes, and potential investigations.

Primoris Services Corporation leads the downturn, falling over 50% to $101.37 on an exceptional volume of 12.73 million shares. This sharp decline has prompted the firm Block & Leviton to encourage investors who lost money to contact them regarding a potential investigation to recover funds.

KVYO plummets 32.25% to a record low of $15.81. The stock's worst single-day decline follows its latest earnings report and a C-suite shakeup. Trading volume is high at 19.23 million shares, well above its average of 4.87 million.

Despite surpassing its first-quarter earnings estimates, Limbach Holdings, Inc. falls 32.55% to $76.97. The company reports earnings of $0.64 per share, beating the Zacks Consensus Estimate of $0.28. Similarly, OneConstruction Group Limited drops 40.15% to $6.56 amid a financial review comparing its performance to competitors.

The Defiance Daily Target 2X Short SMCI ETF declines 49.19% to $13.29. As an inverse ETF, it aims to deliver two times the opposite performance of Super Micro Computer (NASDAQ: SMCI). Therefore, a significant drop in SMCZ's price indicates a strong positive performance by Super Micro Computer.

In summary, today's top market losers reflect diverse pressures. The stock declines are tied to negative company news, potential legal action, and the mechanics of inverse ETFs. Notably, high trading volumes across these stocks suggest strong investor reactions to the day's developments.