Bloom Energy slid without a clear catalyst

Key highlights

1. Memory & storageSK Hynix Plans $12 Billion Dividend From Kioxia Gains: ReportSK hynix +4.4%Kioxia +1.3%
2. Neoclouds, bonds & AI financingNeoclouds Face Certain ‘Death,’ Warns Musk. Why CoreWeave and Nebius Will SurviveCRWV -2.5%NBIS -0.3%
3. Data centers, cooling & build speedAWS plans to expand data center footprint in Montgomery County, MissouriAMZN -0.9%
4. Power & gridAccelerating AI data center deployment with software-defined medium-voltage switchgear
5. Policy & regulationData Center Industry Pushes for Darline Graham in South Carolina Senate Race
6. Robotics & physical AIROKAE delivers its 10,000th humanoid force-controlled arm

Markets

The S&P 500 fell 0.5%, the Nasdaq 100 was flat and chip stocks outperformed (+0.7%). Asia had a mixed session: KOSPI -1.5%, Taiwan TAIEX -1.8% (Oct 22), Nikkei 225 -0.8%, Hang Seng +0.5%. In Korean memory, SK hynix rose 4.4% and Samsung +0.5%. The US 10-year yield rose 4bp to 4.99%; oil -2.1%, VIX 19.7.

The AI chain today average move · day / week

AI chips & foundry +0.3%

Chip stocks +0.3% on the day (23 of 40 up), -6.0% on the week. Entegris led (+4.8%) and BE Semiconductor lagged (-7.7%).

• As Chinese chipmakers close the tech gap, South Korea races to protect its lead
• Intel Unveils Crescent Island GPU D Series For Agentic AIINTC +1.7%
• The Mixed Blessing From Tech Earnings Weighing on Nvidia StockNVDA -0.6%

Memory & storage +0.3%

Memory and storage stocks +0.3% on the day (4 of 7 up), -1.0% on the week. SK hynix led (+4.4%) and Western Digital lagged (-3.0%).

• Samsung Electronics and SK hynix eye $139 billion combined Q3 profit on AI chipsSamsung Electronics +0.5%SK hynix +4.4%
• Micron widens Seoul hiring push as bonus gap with Samsung, SK hynix growsMU +2.5%Samsung Electronics +0.5%

Optics & networking -0.4%

Optics and networking stocks -0.4% on the day (8 of 19 up), -7.7% on the week. Zhongji Innolight led (+3.8%) and Credo lagged (-9.5%).

• The Ethernet Tollbooth: Arista Rides Broadcom Silicon to Break Nvidia’s InfiniBand MonopolyANET +0.8%AVGO -0.5%
• Lumentum stock slightly lower pre-market: optical technology group at EUR 671.90LITE +0.5%

Servers, racks & components -0.8%

Server and component stocks -0.8% on the day (2 of 27 up), -5.1% on the week. TTM led (+8.4%) and TDK lagged (-5.6%).

• SICC Reports 2,330.24% Surge in Net Profit for First Three Quarters
• AI boom shifts parts shortage to MLCCs, substrates as Korea suppliers diverge - CHOSUNBIZ

Power & grid -1.0%

Power and grid stocks -1.0% on the day (13 of 50 up), -5.9% on the week. CATL led (+7.8%) and Bloom Energy lagged (-11.2%).

• TSLA Stock Rises Overnight: Cybercabs Swarm Austin F1, Fresh Roadster Details SurfaceTSLA -0.6%
• $3bn Mubbadrah AI Data Center Project Targets 400MW of Computing Capacity BESS Project in Oman

Data centers, cooling & build speed -1.5%

Data center, cooling and builder stocks -1.5% on the day (3 of 22 up), -7.6% on the week. Comfort Systems USA lagged (-9.3%).

• Kao Data to host CommonAI's AI Scaling Inference Lab at Harlow data center
• The push to DC: Why data centers are rethinking power architecture

Hyperscalers & AI spending -0.4%

Hyperscaler stocks -0.4% on the day (2 of 5 up), -3.7% on the week.

• Microsoft introduces new sovereignty tools across public and private cloudMSFT +0.7%
• Meta's $121B 2027 commitments test AI stocks before earningsMETA -1.0%

Neoclouds, bonds & AI financing -2.0%

Neocloud stocks -2.0% on the day (0 of 5 up), -5.0% on the week. Applied Digital lagged (-4.4%). The news was mostly about cut outlooks.

• Neocloud stocks fall as Elon Musk says more than 200 of them face 'guppy-level death'
• Musk Warns: Over 200 AI Cloud Providers Face ShakeoutNBIS -0.3%CRWV -2.5%

AI models & applications +3.1%

AI software and security stocks +3.1% on the day (32 of 35 up), +6.0% on the week. CrowdStrike led (+8.2%) and Absci lagged (-2.0%).

• OpenAI cuts prices to win Anthropic clients and boost enterprise share - CHOSUNBIZ
• Claude Duet is here: Anthropic's 24/7 AI agent, tested
• AI Agents Could Push Enterprise IT Costs 50% Above Estimates By 2027

AI Cybersecurity +6.4% Stood out today

AI Cybersecurity stocks +6.4% on the day (8 of 8 up), +13.0% on the week. CrowdStrike led (+8.2%).

• Palo Alto Networks Expands Endpoint Protection to AI AgentsPANW +7.2%
• CrowdStrike’s CEO Says a Wave of Cyber Attacks Are ComingCRWD +8.2%

Robotics & physical AI +0.8%

Robotics stocks +0.8% on the day (24 of 45 up), -1.3% on the week. Leaderdrive led (+12.1%) and Mobileye lagged (-5.9%).

• Toyota is betting $6.4 billion a year on humanoid robots and factory automation
• Unitree Robotics shares surge on JPMorgan double-upgrade

Materials -1.1%

Materials stocks -1.1% on the day (10 of 25 up), -5.2% on the week. China Northern Rare Earth led (+2.1%) and Pilbara Minerals lagged (-8.1%).

• EU weighs mirroring Donald Trump in securing critical minerals
• Cardano Price Prediction: ADA Treasury Faces a $5M Copper Proposal as Remittix Prepares a 300M RTX Burn

Policy & regulation

Rules, taxes and local politics are now a regular part of the build-out story.

• NJ Democrats eye data center, AI regulation if Congress changes hands

Data & what's coming

• H100 rental price: +0.0% over 7 days.

Next 7 days

• 10-26EarningsHanmi Semiconductor (042700.KS)
• 10-26EarningsAmkor Technology (AMKR)
• 10-26EarningsCelestica (CLS)
• 10-26Data releaseEIA Electric Power Monthly
• 10-27EarningsSK hynix (000660.KS)
• 10-27EarningsHD Hyundai Electric (267260.KS)