AI — Aug 24 – Aug 28, 2026 (Wk 35): AI Stocks See Mixed Sentiment Amid Nvidia Outlook, Analyst Warnings, and Bubble Concerns

TL;DR — This week, AI stocks experienced varied movements, with some rising on partnerships and strong forecasts, while others faced analyst warnings and investor concerns about a potential market bubble. The broader market was influenced by Nvidia's outlook and upcoming economic speeches, highlighting the ongoing debate about the sector's valuation and future growth drivers.

What moved

• Rezolve AI's stock increased following news of a partnership with Tech Mahindra, indicating that strategic collaborations can positively influence investor perception and stock performance for AI companies. [Investing.com]
• Nvidia's positive forecast helped lift the Nasdaq and S&P 500, suggesting that strong outlooks from key AI chip manufacturers can have a significant impact on broader market indices and investor confidence in the AI sector. [Reuters]
• Cybersecurity stocks saw gains after Nvidia confirmed the AI boom, illustrating how growth in core AI technologies can create demand for related sectors like cybersecurity, as AI integration increases security needs. [24/7 Wall St.]
• Cathie Wood's Ark Invest made notable trades, selling Tempus AI stock and acquiring Veracyte, which reflects active portfolio management within the AI space and shifts in conviction regarding specific companies' prospects. [Investing.com]
• Gartner's outlook improved due to stronger demand for AI security, indicating that the increasing adoption of AI technologies is driving demand for specialized services, such as AI security, which can benefit companies in the IT consulting and research sector. [Yahoo Finance]

The why behind the week

• The week's activity reflects a divergence in expert opinions: some Wall Street analysts identified specific AI stocks with potential for significant declines, while others highlighted 'under-the-radar' AI stocks they believe are undervalued. This suggests an ongoing debate about which companies are truly poised for growth versus those that may be overvalued. [The Motley Fool] [24/7 Wall St.]
• Investor sentiment appears divided, with more than half of Dutch investors expressing concern that AI stocks are in a bubble. This indicates a cautious approach from some market participants who are weighing the sector's rapid growth against potential overvaluation risks. [NL Times]
• Prominent investors like Cathie Wood and Peter Thiel continued to make significant investments in specific AI companies, with Wood concentrating a substantial portion of her flagship ETF in three AI stocks and Thiel investing in a company with substantial historical growth. This demonstrates continued high conviction from some large investors in the long-term potential of select AI firms. [The Motley Fool] [The Motley Fool]
• The market is providing opportunities for investors to re-evaluate AI chip stocks, suggesting that even after significant runs, there are perceived 'second chances' to enter positions. This points to the dynamic nature of the AI hardware market and its importance to the broader AI theme. [The Motley Fool]
• The 'AI trade' is described as being in its 'third inning,' implying that the sector is still in its relatively early stages of growth and development. This perspective suggests that there may be substantial future opportunities, but also acknowledges that the full impact and trajectory are still unfolding. [The Motley Fool]

📄 Filings that matter (8-Ks, straight from EDGAR)

• $S — reported results (earnings 8-K) [SEC filing] 2026-08-27
• $AIXC — officer/director departure or appointment [SEC filing] 2026-08-26
• $NVDA — reported results (earnings 8-K) [SEC filing] 2026-08-26
• $MU — officer/director departure or appointment [SEC filing] 2026-08-26
• $DUOT — officer/director departure or appointment [SEC filing] 2026-08-26
• $AIRE — completed an acquisition or disposition; took on a new debt obligation; unregistered equity sale [SEC filing] 2026-08-25
• $DVLT — delisting / listing-standard notice [SEC filing] 2026-08-25
• $GSIT — entered a material agreement [SEC filing] 2026-08-21

The macro backdrop

Every theme swims in this tide — judge the week’s moves against it.

📅 On the calendar — and why it matters here

• Fri Aug 28 — FOMC (Fed rate decision / minutes). the single biggest scheduled market mover — a rate surprise in either direction repriced everything, hardest on rate-sensitive names (growth, REITs, utilities, homebuilders). Watch for a surprise vs expectations — that gap, not the number itself, is what moves markets.
• Tue Sep 1 — JOLTS (job openings). labor-market tightness — a cooling read eases wage-inflation fears. Watch for a surprise vs expectations — that gap, not the number itself, is what moves markets.
• Fri Sep 4 — Jobs report (payrolls + unemployment). sets the growth-vs-recession narrative — a weak number lifts recession odds (hits cyclicals, consumer, financials); a strong one can paradoxically pressure rates. Watch for a surprise vs expectations — that gap, not the number itself, is what moves markets.
• Thu Sep 10 — PPI (wholesale inflation). wholesale inflation — an early tell on where CPI heads next. Watch for a surprise vs expectations — that gap, not the number itself, is what moves markets.
• Fri Sep 11 — CPI (inflation). a hot print pushes rate-cut odds out (pressuring long-duration assets); a soft print does the reverse — one of the highest-impact releases. Watch for a surprise vs expectations — that gap, not the number itself, is what moves markets.

What to watch next

• The overall risk score for AI stocks is 32/100 (Moderate), a decrease of 6 points from last week. This moderate risk score, alongside a median price-to-model-value of 0.75x across 39 stocks, suggests that while some areas of the AI market may be seen as undervalued by SAVNG's model, the perceived risk for the theme as a whole has slightly lessened. A lower risk score could indicate a more stable environment for these stocks, but it does not predi [SAVNG data]
• The 10-year Treasury yield is at 4.66% and expected inflation is 2.33%. Higher interest rates can increase the cost of capital for AI companies, particularly those in early growth stages that rely on external financing, potentially impacting their expansion plans and valuations. The expected inflation rate provides context for the real return on investments and the Federal Reserve's potential actions. [macro data]
• The VIX, a measure of market volatility, is at 14.48. A VIX reading in this range generally indicates relatively low market volatility. For AI stocks, lower volatility can suggest a more stable trading environment, but it does not preclude individual stock movements or sector-specific shifts. [macro data]
• The Shiller CAPE ratio is 42.27, and market risk is 42/100. A high Shiller CAPE ratio suggests that the broader market is historically expensive, which could imply a more challenging environment for all stocks, including AI, if a market correction were to occur. The moderate market risk score indicates a balanced level of overall market uncertainty. [macro data]
• Investors will be watching for details from Apple's September event, as announcements related to AI integration in their products could influence sentiment and demand for AI technologies across the industry. Such events can highlight new applications and drive interest in the underlying AI components and software. [CNBC]
• The absence of recorded open-market insider buys (routine/10b5-1 stripped) in the AI theme this week suggests that company insiders did not significantly increase their holdings through non-scheduled purchases. This can be an indicator of insider sentiment, where a lack of buying might suggest insiders do not see their stock as significantly undervalued at current prices, or simply that no such transactions occurred. [SAVNG data]

This week’s headlines (sources)

• Rezolve AI stock rises on Tech Mahindra partnership — Investing.com, Aug 28
• 2 Premier Artificial Intelligence (AI) Stocks That Can Plunge Up to 63%, According to Select Wall Street Analysts — The Motley Fool, Aug 28
• 3 Under-the-Radar AI Stocks Wall Street Is Missing — 24/7 Wall St., Aug 28
• Cathie Wood Invested Roughly $1.4 Billion of Ark Invest's Flagship ETF in Just 3 Artificial Intelligence (AI) Stocks — The Motley Fool, Aug 28
• More than half of Dutch investors think AI stocks are in a bubble — NL Times, Aug 28
• C3.ai vs. Oracle: Which Artificial Intelligence Stock Is a Better Investment in 2026? — The Motley Fool, Aug 28
• Cathie Wood’s ARK sells Tempus AI stock, buys Veracyte — Investing.com, Aug 28
• Nasdaq, S&P 500 lifted by Nvidia's forecast; investors eye speech by Fed's Warsh — Reuters, Aug 27
• The Stock Market Is Giving Investors a Second Chance to Buy This Incredible AI Chip Stock — The Motley Fool, Aug 27
• Dan Ives Says the AI Trade Is Only in the "Third Inning." Should Investors Stay Long AI Stocks? — The Motley Fool, Aug 27
• Palantir Billionaire Peter Thiel Just Bought This Magnificent Artificial Intelligence (AI) Stock Up 347,260% Since Its IPO — The Motley Fool, Aug 27
• Stronger Outlook And AI Security Demand Might Change The Case For Investing In Gartner (IT) — Yahoo Finance, Aug 27
• What's expected at Apple's September event — plus, an uneven rally in AI stocks — CNBC, Aug 27
• COHR vs. APP: Which AI Growth Stock Offers the Better Investment? — TradingView, Aug 27
• This Under-the-Radar AI Stock Could Be the Next Big Semiconductor Winner — 24/7 Wall St., Aug 27
• After Nvidia Confirms the AI Boom Is Alive, Cybersecurity Stocks Are Ripping Higher — 24/7 Wall St., Aug 27

Every claim above cites its source — headlines link to the original outlet; [SAVNG data] marks our own EDGAR-computed figures. Where our sources don’t explain a move, we say so rather than guess. All weekly roundups →