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TrustFinance Global Insights
2月 23, 2026
2 min read
6

The stock market experienced significant volatility on Monday, with several major companies seeing substantial price swings. Mega-cap stocks such as American Express (AXP) and Oracle (ORCL) faced considerable declines, falling 6.43% and 4.26% respectively. In contrast, the healthcare sector showed strength, with Eli Lilly (LLY) shares climbing 3.46%.
These movements underscore a mixed market environment where company-specific news heavily influences investor sentiment and trading activity across various sectors.
Corporate news was a primary catalyst for the day's most dramatic moves. Eli Lilly’s positive performance was directly linked to the FDA's approval of its Zepbound multi-dose KwikPen device, boosting investor confidence. In the mid-cap space, Arcellx (ACLX) was the standout performer, soaring an impressive 77.74% after Gilead announced its acquisition of the company.
On the other end, disappointing clinical trial results sent Gossamer Bio (GOSS) shares plummeting by 80.75% after its primary drug candidate failed to meet its main endpoint.
Monday's trading activity highlights how crucial fundamental developments such as regulatory decisions, M&A activity, and clinical data are in driving short-term stock performance. Investors will continue to closely monitor these catalysts as they navigate the market.
Q: Which stock was the biggest gainer mentioned?
A: Arcellx (ACLX) was a top gainer, surging over 77% after Gilead announced plans to acquire the company.
Q: Why did Eli Lilly's stock increase?
A: Eli Lilly's stock rose 3.46% following the Food and Drug Administration's approval for its Zepbound KwikPen device.
Source: Investing.com

TrustFinance Global Insights
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