SCHA, ZYN: Significant Withdrawals from ETFs
Written by Emily J. Thompson, Senior Investment Analyst
Updated: Sep 30 2025
0mins
Should l Buy SNDK?
Source: NASDAQ.COM
ETF Outflow Details: The ZYN ETF experienced the largest outflow, losing 20,000 units, which equates to a 33.3% decline in outstanding units compared to the previous week.
Author's Perspective: The opinions expressed in the article are solely those of the author and do not necessarily represent the views of Nasdaq, Inc.
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Analyst Views on SNDK
Wall Street analysts forecast SNDK stock price to fall
14 Analyst Rating
11 Buy
3 Hold
0 Sell
Strong Buy
Current: 619.080
Low
220.00
Averages
283.69
High
410.00
Current: 619.080
Low
220.00
Averages
283.69
High
410.00
About SNDK
SanDisk Corporation is a developer, manufacturer and provider of data storage devices and solutions based on NAND flash technology and has consumer brands and franchises globally. The Company's solutions include a range of solid state drives (SSDs) embedded products, removable cards, universal serial bus (USB) drives, and wafers and components. Its broad portfolio of technology and products addresses multiple end markets of cloud, client and consumer. Its cloud end market is comprised primarily of products for public or private cloud environments and enterprise customers. The Company, through the client end market, provides numerous data solutions that it incorporates into its client’s devices, which consist of solid state drive desktop and notebook personal computers, gaming consoles and set top boxes, and flash-based embedded storage products. The Company serves the consumer end market with a portfolio of solid state drives and removable flash, including cards and USB flash drives.
About the author

Emily J. Thompson
Emily J. Thompson, a Chartered Financial Analyst (CFA) with 12 years in investment research, graduated with honors from the Wharton School. Specializing in industrial and technology stocks, she provides in-depth analysis for Intellectia’s earnings and market brief reports.
- Investor Preference Shift: Over the past year, Nvidia's stock rose by 46% while Sandisk skyrocketed by 1,220%, yet hedge fund billionaires Cliff Asness and Steven Schonfeld opted to increase their Nvidia holdings by purchasing 3.9 million and 2 million shares respectively, indicating strong confidence in Nvidia's future growth.
- Market Opportunity Comparison: Nvidia leads the market in GPUs and networking hardware, which account for over 50% of total costs in AI data centers, whereas Sandisk's NAND flash storage solutions only account for 1%, highlighting Nvidia's superior market opportunity and competitive position.
- Economic Moat Analysis: Nvidia's gross margin stands at 75%, significantly higher than Sandisk's 51%, indicating Nvidia's substantial pricing power and competitive strength, reflecting a robust economic moat in the high-performance GPU market.
- Valuation Risk Assessment: Although Sandisk's adjusted earnings surged by 404% last quarter, its P/E ratio is at 83, posing potential valuation risks due to market cycle fluctuations, while Nvidia trades at a P/E of 38, showcasing relatively lower risk and stronger market stability.
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- Investment Moves: Cliff Asness of AQR Capital Management increased his Nvidia stake by 3.9 million shares, an 18% rise, while reducing his Sandisk holdings by 318,600 shares, a 22% drop, indicating strong confidence in Nvidia.
- Market Opportunity: Nvidia dominates the AI hardware market, with GPUs and networking hardware accounting for over 50% of AI data center costs, while Sandisk's storage solutions only represent 1%, highlighting Nvidia's larger market potential.
- Economic Moat: Nvidia's gross margin stands at 75%, significantly higher than Sandisk's 51%, indicating Nvidia's superior pricing power and competitive edge, reflecting a robust economic moat.
- Valuation Comparison: Nvidia trades at a P/E ratio of 38, lower than Sandisk's 83; despite Sandisk's adjusted earnings growing by 404%, its future growth faces cyclical risks, while Nvidia's integrated solutions mitigate risk.
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- Market Reaction: Stocks opened significantly lower, indicating a shift away from the previous "ignore geopolitics" mindset.
- Recovery Trend: By late morning, there was a noticeable recovery in stock prices, suggesting some stabilization in the market.
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- Market Decline: The S&P 500 index fell by 0.94%, reaching a 3.25-month low, reflecting investor concerns over escalating tensions in Iran, which may impact future investment decisions and market stability.
- Surge in Oil Prices: WTI crude oil prices rose over 4% to an 8.5-month high due to threats from Iran to close the Strait of Hormuz, intensifying fears of energy supply disruptions and potential inflationary pressures in the economy.
- Natural Gas Price Spike: European natural gas prices surged more than 22% to a three-year high after Qatar's Ras Laffan plant was targeted by an Iranian drone attack, posing significant risks to global liquefied natural gas supply and market stability.
- Economic Data Expectations: This week, the ADP employment change is expected to increase by 50,000, while the ISM services index is projected to slip slightly, with markets closely monitoring these indicators to assess economic health and potential implications for Federal Reserve monetary policy decisions.
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- Market Sentiment Deteriorates: Amid escalating tensions in the Middle East and surging oil prices, SanDisk (SNDK) shares fell 8.35% to $567.36, reflecting heightened investor concerns over growth-oriented tech stocks.
- Geopolitical Impact: The intensifying conflict between Israel and Iran has raised fears of a prolonged confrontation, driving oil prices higher and increasing inflationary pressures, which pose greater downside risks for tech stocks.
- Volatility Surges: The S&P 500 dropped 1.5%, while the VIX soared to its highest level since November, indicating a significant risk-off shift in the market, particularly impacting semiconductor stocks.
- Investor Confidence Shaken: President Trump's comments suggesting a potential long-term U.S. involvement in conflicts have further unsettled investors, leading to widespread sell-offs in tech stocks, with SanDisk's performance being particularly weak.
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- Market Signal: The South Korean ETF (EWY) experienced an approximately 11% selloff overnight, indicating its role as a 'canary in the coal mine' for potential turbulence in the U.S. stock market.
- Profit Signal: Following a buy signal on April 9, 2025, the South Korean ETF (EWY) has shown a strong upward trend, with recent sell-offs prompting investors to consider taking partial profits.
- Memory Market Dynamics: Due to surging AI demand, major memory manufacturers like Samsung Electronics and SK Hynix are perceived as lower risk compared to other AI stocks, contributing to South Korea's market outperforming QQQ by 27.48%.
- Global Industrial Recovery: As a major exporter of industrial goods, South Korea benefits from a global uptick in industrial activity, further bolstering investor confidence in the market.
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