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Taiwan's Financial Supervisory Commission enacted emergency short-selling curbs, slashing the cap on intraday short-sell orders from 30% to 3% and raising margin requirements to 130% [1]. This regulatory action, a direct response to a semiconductor selloff, propelled Taiwan Semiconductor Manufacturing Co Ltd (TSMC) BDR up 6.6% [1].

Adding to TSMC's momentum are reports of its potential entry into the advanced memory chip market at Nvidia's request, and a NT$500 billion stabilization fund confirmation from Taiwan's Finance Ministry [1].

Meanwhile, Nvidia shares fell 4.5% premarket due to an internal investigation into CEO Jensen Huang's future, raising concerns about leadership uncertainty and the broader AI boom's sustainability [2]. This dynamic led to rotation into TSMC, seen as insulated from Nvidia's reputational risk [1].

Bernstein highlights High-Bandwidth Flash (HBF) as a potential game-changer for AI infrastructure, addressing memory capacity and bandwidth constraints [1].

Key takeaways:

• HBF combines HBM-like read bandwidth with 8-16x greater capacity at lower cost per gigabyte, making AI inference more efficient [1].
• Could reduce GPU memory needs and allow larger AI models with fewer GPUs, cutting computing and power costs [1].
• Significant opportunity for NAND manufacturers: HBF could consume ~6.5x more NAND wafer capacity per bit than conventional TLC NAND due to higher-performance SLC flash and advanced packaging [1].

This signals a new demand vector for the NAND sector amid expanding AI workloads.

Hims & Hers Health (HIMS) shares are up over 7% premarket after striking a deal with Eli Lilly (LLY) to directly sell obesity drugs Zepbound and Foundayo on its platform [1].

Key points:

• HIMS now offers direct access to both leading GLP-1 drugmakers, Lilly and Novo Nordisk.
• The partnership removes friction for consumers, as Lilly's drugs were previously only available via LillyDirect after leaving the HIMS site.
• HIMS has agreed not to sell compounded versions of Lilly's obesity medications.
• Self-pay pricing for Lilly's drugs on HIMS matches LillyDirect, starting at $149/month for Foundayo and $299/month for Zepbound [1].

Tesla (TSLA) plans to wind down Cybertruck production at its Texas gigafactory by mid-2027, according to CEO Elon Musk [1]. This strategic shift aims to accommodate increased output for the new Cybercab model, central to Tesla’s robotaxi ambitions [1]. The Cybertruck has struggled with mass-market appeal, regulatory hurdles in Europe, and quality control issues [1]. Deliveries for "Other Models" (including Cybertruck) declined to 8,295 in Q3 from 12,364 in Q2 [1]. While the future of Cybertruck production at other facilities is unclear, this signals a significant strategic pivot for Tesla.

Major market indices plunged Thursday as investor concerns over a potential slowdown in AI buildout intensified.

• Nasdaq Composite fell >5%, entering correction territory.
• S&P 500 dropped >4%, Dow Jones >3%.
• The 'Magnificent 7' tech giants collectively lost $1 trillion in market value.

This marks a significant reversal, erasing recent gains and signaling a shift in AI sector sentiment [1].

Truist has downgraded Nike (NKE) to a 'Sell' rating, maintaining a $29 price target. The firm argues that Nike's recent 19% rally over the past month is due to sector rotation, not improved fundamentals [1].

Key concerns include:

• Valuation: NKE trades at 27x earnings (2 years out), nearly double its peer average [1].
• Sportswear Headwinds: Problems in classic franchises (Air Jordan 1, Air Force 1, Dunks) have spread across Sportswear and Jordan brands, which comprise over 60% of Nike's business [1].
• China Outlook: New CFO Dave Denton sharply cut the outlook for the region, with no clear catalyst for reaccelerating demand [1].
• EPS Cut: Truist cut its FY28 EPS estimate to $1.30, below the Street's $1.50 [1].

This downgrade signals potential downside risk for the sportswear giant.

Morgan Stanley downgraded Cisco Systems (CSCO) to Equal-Weight from Overweight, cutting its price target to $120 from $135. The firm cited CSCO's 43% gain over 12 months, pushing valuation to 19x forward earnings, and flagged gross margin headwinds from AI business and potential pull-forward demand [1].

Separately, Truist downgraded Nike (NKE) to Sell, maintaining a $29 price target. Truist argues NKE's recent 19% rally doesn't reflect fundamental improvement, noting its valuation at 27x earnings (almost double peers) and ongoing headwinds in Sportswear and China [2].

Cisco Systems (CSCO) shares are down 3.0% pre-market after Morgan Stanley downgraded the networking giant to Equal-Weight from Overweight, cutting its price target to $120 from $135 [1].

Key points from the downgrade:

• Valuation: Stock's 43% gain over 12 months has pushed its valuation to 19x forward earnings, aligning with the S&P 500 and limiting re-rating potential [1].
• AI Impact: Strong expectations and gross margin headwinds from AI business leave less room for upside, with much AI-driven expansion already priced in [1].
• Demand & Margins: Concerns over pull-forward demand ahead of price increases and a rising mix of lower-margin hardware to hyperscalers could pressure future results and gross margins [1].
• Insider Selling: Recent insider selling of ~$6M reinforces limited near-term conviction [1].

New AI chip startup Tenspresso, founded by ex-Google engineers, is reportedly in talks to raise at least $50 million at a $500 million valuation [1]. This comes just weeks after securing $20 million from Striker Venture Partners.

Key points:

• Developing specialized chips for complex AI work, focusing on long context windows.
• Aims to complete its first product design by late 2027/early 2028.
• Seeking manufacturing partners outside traditional silicon supply chains to avoid backlogs.

This signals ongoing strong investor appetite and innovation in the AI hardware sector, particularly for specialized chip solutions.

The US midterm elections are creating significant market shifts, particularly in Texas. A Democratic victory in the Texas gubernatorial race, with Governor Hinojosa campaigning on tighter data-center development restrictions, has led to:

• Vistra (VST) plunging 13.5% and receiving a KeyBanc downgrade to Sector Weight due to high exposure to Texas's electricity market and AI data center demand [1].
• Tesla (TSLA) and SpaceX (SPCX) sliding over 3% as investors anticipate intensified scrutiny of Elon Musk's businesses, given his Republican donations and the shift in congressional power [2].

This highlights growing policy uncertainty for companies reliant on specific state-level regulatory environments, especially in the rapidly expanding AI infrastructure sector.