Teradyne, Wayfair, and Illumina Featured as Top 10 Large-Cap Winners Last Week (Oct. 27-Oct. 31): Is Your Portfolio Included?
Top Performing Stocks: Ten large-cap stocks showed significant gains last week, with notable performances from Guardant Health (up 28.20%) and Illumina (up 22.49%) following strong financial results and raised guidance.
Market Reactions: Argentine stock YPF rose 4.64% after political developments, while Lumen Technologies and Teradyne also reported better-than-expected earnings, contributing to their respective gains of 19.33% and 23.18%.
Analyst Upgrades: Wayfair Inc. saw a 19.57% increase after beating earnings and revenue expectations, leading multiple analysts to raise their price forecasts for the stock.
Other Notable Gains: Companies like ASE Technology (up 20.65%) and C.H. Robinson (up 21.65%) also reported strong quarterly results, contributing to the overall positive market sentiment.
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ASX Stock Covered Call Offers 7.44% Return
- Return Analysis: Investors purchasing ASX stock at $19.36 and selling the $20.00 call option at $0.80 could achieve a total return of 7.44% if the stock is called away, indicating the attractiveness of this strategy under current market conditions.
- Risk Assessment: With the strike price approximately 3% above the current price, there is a 43% chance the call option will expire worthless, allowing investors to retain their shares and gain an additional 4.13% return, annualized at 6.13%.
- Volatility Comparison: The call option has an implied volatility of 48%, while ASX's actual trailing volatility stands at 43%, suggesting a higher market expectation for future price fluctuations that could influence investor decisions.
- Market Observation: Investors should monitor ASX's trading history and fundamentals to better assess future investment opportunities, especially considering that significant stock price increases could limit the potential gains from covered call strategies.

ASE Technology Reports 11.8% Revenue Growth for 2025
- Monthly Revenue Growth: In December 2025, ASE Technology's net revenues reached NT$58,865 million, reflecting a 0.1% month-over-month increase and an 11.3% year-over-year growth, indicating the company's stable performance and ongoing growth potential in the market.
- Quarterly Performance Improvement: The net revenues for Q4 2025 amounted to NT$177,915 million, representing a 5.5% sequential increase and a 9.6% year-over-year rise, showcasing strong demand and an increase in market share within the semiconductor industry.
- Annual Revenue Milestone: ASE's total net revenues for 2025 reached NT$645,388 million, an 8.4% increase from 2024, demonstrating the company's ability to maintain solid growth in a highly competitive market.
- Strong ATM Business: The ATM segment reported net revenues of NT$37,586 million in December 2025, marking a 25.9% year-over-year increase, highlighting rapid growth and robust market demand for this business line.









