Fintech valuation repair with dual-platform momentum

Wall Street Watch: In-Depth Report on Hidden Bullish Signals in China and US Markets **Report Time:** August 28, 2026, 18:00 (Beijing Time) ## I. Hidden Bullish Signals in US Stocks ### 1. Undervalued Catalyst: NVIDIA (NVDA) Leads the AI Computing Chain Explosion **Core Data Support:** NVDA surged +8.74% in a single day to $227.98, far exceeding the Nasdaq's +1.57% and S&P's +0.72% gains. Seeking Alpha explicitly reported "Tech's 3% surge marks only second such S&P 500 split since 2000"; a 3% single-day gain in the tech sector has occurred only twice since 2000, and this statistic itself constitutes a strong trend signal. **Cross-Verification:** Cailian Press reported TrendForce's prediction that "NVL72 production value contribution could exceed $710 billion in 2027," indicating that the generational shift in NVIDIA's AI cabinet products will bring sustained earnings release. Yahoo/CNBC listed NVDA as a pre-market focus stock, and "Dow Jones Futures Rise With Fed Chief Warsh Due; Nvidia, These 7 Stocks Are In Buy Zones" explicitly included NVDA in the buy zone. **Catalyst Logic:** NVIDIA's surge is not an isolated event but a landmark signal of AI computing demand moving from concept to large-scale commercial implementation. The production value forecast for NVL72 cabinets implies that investment in AI infrastructure is far from peaking, and NVDA, as a core computing supplier, will continue to benefit. ### 2. Institutional Moves: PayPal (PYPL) and Marvell (MRVL) Gain Attention **StockTwits Heat Cross-Verification:** Both PYPL and MRVL appeared simultaneously in StockTwits' hot discussion list and in the Seeking Alpha headline "Biggest stock movers Friday." Resonance across both platforms indicates a significant increase in capital attention. **Logical Deduction:** PYPL, as a payment leader, appearing on the abnormal movement list may reflect market repricing of consumer recovery or fintech valuations; MRVL, as Marvell Technology, belongs to the same semiconductor sector as NVIDIA, with obvious spillover effects from AI computing demand. Its abnormal movement forms a sector linkage logic with NVDA's surge. ### 3. Investment Bank Research Summary (Latest Moves by Four Major Banks) | Investment Bank | Rating Change | Target | Core View | |------|----------|------|----------| | **Goldman Sachs GS** | Downgraded to Sell | Adobe (ADBE) | Target price $290, cautious stance on software stock valuations | | **Goldman Sachs GS** | Downgraded | Intuit (INTU) | Target price reduced to $276, tax business under pressure | | **Goldman Sachs GS** | Downgraded | Goldman Sachs itself | Oppenheimer downgraded it to Underperform | | **Morgan Stanley MS** | Downgraded | Circle | Target price sharply cut by 64%, cooling of crypto concepts | | **Morgan Stanley MS** | Downgraded | Intuit | Tax issues raise concerns | | **Morgan Stanley MS** | Upgraded | Merck | Upgraded after winning cancer trials | | **JPMorgan Chase JPM** | Maintained Buy | TJX Companies | Consumer discount retail remains resilient | | **JPMorgan Chase JPM** | Upgraded | IBM | One of today's top rating changes | **Implicit Signals in Research Reports:** The four major banks consistently downgraded software stocks (Adobe, Intuit) while upgrading or maintaining hardware/semiconductor-related targets (IBM, Teradyne attention), indicating a clear sector rotation signal from software to hardware. Goldman Sachs itself being downgraded to Underperform by Oppenheimer reflects overall pressure on the investment banking sector. ### 4. Selected Targets and Logic **① NVIDIA (NVDA)** — Core AI computing asset, +8.74% volume breakout, TrendForce's $710 billion production value forecast opens up long-term space, Yahoo confirms it is in the buy zone. **② PayPal (PYPL)** — Dual-platform heat resonance, expectations of fintech valuation repair, potentially echoing resilient consumer data. **③ Marvell (MRVL)** — Beneficiary of AI computing spillover, forms sector linkage with NVDA, transmission of semiconductor hardware prosperity. ## II. Hidden Bullish Signals in A-Shares ### 1. Consensus Signals from Jiuyan+ and Cailian Press **Core Consensus: Commercial implementation of domestic computing power becomes the strongest main line.** Jiuyan Club explicitly pointed out that "100,000 domestic computing cards support the 'bull market': A review of the A-share main line for commercial implementation of domestic computing power," defining domestic computing cards as the key driver for the market turnaround. On the same day, Cailian Press reported that Nanya New Material (http://688519.SH) saw a 428.8% year-on-year growth in net profit in the first half of the year, with the core driver being "AI computing explosion driving high prosperity in the copper-clad laminate industry, with major products seeing increases in both volume and price" — the earnings explosion at the upstream material end validates the high prosperity of the computing power industry chain. **Signal Resonance:** Jiuyan Club's "AI Materials: Product Iteration is the Sharpest Edge [Zhongtai Building Materials]" and "[Shenwan Metals] Strontium: Supply Disruptions Dominate Price Hikes, AI Hardware Opens Demand Growth Expectations" jointly point to investment opportunities in the upstream material end of AI hardware. Zhongtai Building Materials is clearly bullish on AI materials, while Shenwan Metals notes that strontium price increases are driven by AI hardware demand; these two independent research reports form cross-verification. ### 2. Undervalued Targets in Capital Flows and Individual Stock Anomalies **Southbound Capital Moves:** Cailian Press data shows southbound capital net bought 1.176 billion HKD, with Shenghong Technology receiving the largest net buy of approximately 454 million HKD. As a leader in PCB (Printed Circuit Boards), Shenghong Technology is directly related to AI computing hardware; large-scale buying by southbound capital reflects domestic capital's continued optimism about the AI hardware chain. **Tencent Buyback Signal:** Tencent Holdings repurchased 659,000 shares on August 28, costing approximately 300 million HKD. Against the backdrop of Seeking Alpha's report "Tencent unveils new AI model it claims outperforms http://Z.AI, Moonshot," the combination of Tencent's buyback and the release of its AI model constitutes a double benefit, warranting attention to changes in the competitive landscape of large AI models. **A-Share Index Divergence:** The Shanghai Composite Index fell only slightly by -0.11%, but the STAR 50 plummeted -1.85% and the ChiNext Index fell -1.41%, presenting a pattern of "stable weights, weak growth." However, core assets such as Kweichow Moutai (+0.39%), Wuliangye (+0.55%), and BYD (+0.91%) rose against the trend, indicating obvious signs of defensive capital reallocation.