Daily Brief
As of Tuesday, Oct 20 close

Wednesday, October 21, 2026

S&P 500 +0.34%Nasdaq -0.10%Our 524 +0.14% · 282 up, 234 down

LayersNatural Resources -1.2%Power Generation -0.6%Power Systems -0.5%Servers & Compute -0.1%Silicon Design -0.1%Cooling +0.0%Networking +0.0%Construction +0.1%Chip Making +0.1%Operators +0.4%Utilities & Energy +0.8%Services & Investment +0.9%Software & Design +1.3%

MoversVICR +7.1%SHMD +5.9%MMM +5.8%·ATCX -8.4%TSEM -8.2%FTCI -7.6%

Written before the market opens. Every price and move in this brief is as of the close on Tuesday, Oct 20; company pages show live prices. The Buildout is a website built on agentic AI tools, currently in beta, and could have factual errors.

The tape

At Tuesday's close the benchmarks diverged — SPY gained 0.34% to $769.05 while QQQ slipped 0.10% to $717.63. The 524 AI infrastructure stocks we track finished modestly higher on average at +0.14%, with 282 advancing and 234 declining, a touch behind SPY; Software & Design led at +1.31% and Utilities & Energy added 0.80%, while Natural Resources lagged at -1.18% and Power Systems fell 0.54%. VICR (Vicor Corporation) was the standout at +7.1% after reporting third-quarter results in the prior session, and ATCX (Atlas Critical Minerals) was the biggest decliner at -8.4%. Today's earnings slate is heavy, with LRCX (Lam Research), META (Meta Platforms), TXN (Texas Instruments), TSLA (Tesla) and NEE (NextEra Energy) all on the calendar, and WDC (Western Digital), BE (Bloom Energy) and FIX (Comfort Systems) due Thursday.

What reported

VICR reported third-quarter diluted EPS of $1.33 versus $1.32 expected. The stock gained 7.1% in Tuesday's session, the largest advance in our universe. Vicor builds high-density power modules and current-multiplier converters used in high-current processor power delivery.

VMI (Valmont Industries) reported third-quarter EPS of $6.24 against $5.70 expected and raised its full-year 2026 adjusted EPS guidance. Management cited higher sales in North America Utility and Coatings as reinforcing confidence in the outlook. Valmont's utility business manufactures steel poles, substation structures and transmission hardware.

MLI (Mueller Industries) reported diluted EPS of $1.00 against $1.08 expected, with net sales of $1.42 billion versus $1.08 billion a year earlier. Net income rose to $221.2 million from $208.1 million and operating income to $281.6 million from $276.1 million; the quarterly dividend rose to $0.175 from $0.125. Shares fell 6.6% in Tuesday's session.

MMM (3M Company) reported adjusted EPS of $2.50 against $2.38 expected on sales of $6.6 billion, up 1.0% with organic growth of 3.3%, and adjusted operating margin of 26.2%, up 110 basis points. The company raised 2026 adjusted EPS guidance to $9.10–$9.15. Shares gained 5.8% in Tuesday's session.

TDY (Teledyne Technologies) reported this morning: record quarterly net sales of $1.6849 billion, up 9.4% year over year, GAAP diluted EPS of $5.82, up 25.2%, and non-GAAP diluted EPS of $6.72, up 20.6%, against a $6.17 consensus.

Go to our Earnings Hub for full coverage and previews
Supply chain read-through · Earnings
Vicor's EPS beat ($1.33 versus $1.32) came with power delivery increasingly a rack-level design constraint. That could be a modest positive read on component pull-through at distributors; ARW (Arrow Electronics) is recorded as a confirmed competitor of Vicor.
Valmont's North America Utility growth and raised guidance could be a positive read on transmission and substation spending tied to data center load growth — a tailwind for utilities such as AEP (American Electric Power) and DUK (Duke Energy) as they size grid capacity.
Mueller's sales growth to $1.42 billion, with HVAC and refrigerant-line components feeding cooling systems, could read positively for cooling OEMs such as AAON (AAON) as high-density thermal designs scale.
Teledyne's record non-GAAP EPS of $6.72 may be a mild positive signal for instrumentation demand across semiconductor and industrial test, where customers include equipment makers such as AMAT (Applied Materials).
What's happening

NVIDIA expands capacity agreements, adds manufacturing facilities. NVDA (NVIDIA Corporation) said new capacity agreements and manufacturing facilities will support volume growth and strengthen supply chain resiliency across its buildout. The announcement frames the additions as both a volume and a resiliency measure. NVIDIA's supply chain spans advanced packaging, memory, power delivery and system assembly, each of which has been a discrete capacity constraint during the AI buildout.

NVIDIA introduces DSX POD AI factories for Europe. NVIDIA announced DSX POD AI factories, factory-built with a global ecosystem that includes DELL (Dell Technologies), HPE (Hewlett Packard Enterprise) and VRT (Vertiv Holdings Co), alongside Bull, Lenovo and Schneider Electric. The reference design is intended to speed infrastructure deployment from months to weeks, accelerating time to first production tokens. The design shifts assembly and integration work from the site to the factory.

IREN secures civil works license for 300MW Spain AI campus. IREN (IREN Limited) said at NVIDIA GTC Berlin that it has established IREN Europe and secured the civil works license for a planned AI data center in Badajoz, Extremadura. The project is planned to deliver approximately 300MW of capacity, with initial operations targeted for 2028. It is a sovereign-capacity commitment in a European market where grid and permitting are the pacing items.

Micron invests in New York critical minerals processing with Indium. MU (Micron Technology) announced an investment in New York critical minerals processing alongside Indium Corporation, the latest step under its up-to $3 billion U.S. supply-chain plan. The company said the move strengthens the domestic semiconductor ecosystem and expands access to critical materials for advanced memory manufacturing. Memory has been among the tightest links in the AI compute chain.

Vertiv targets 30% more token output with NVIDIA DSX design. VRT and NVIDIA introduced an AI factory approach pairing pre-engineered reference architectures with factory-built deployment. Under defined assumptions, the companies say it can generate up to 30% more cumulative token output in the first 12 months on the same installed capacity, with configuration and validation up to 10x faster and deployment up to 50% faster. Polar Data Centers is applying the approach to the first 41MW phase of its multiphase AI data center at Herøya, Norway. Vertiv is also contributing SimReady assets of its power and cooling equipment to an open library.

Amkor's NVIDIA agreements total $3 billion across Arizona, Korea. AMKR (Amkor Technology) announced additional investments in South Korea for capacity expansion initiatives with NVIDIA, bringing its multi-year agreements with the company in Arizona and South Korea to $3 billion. The initiatives support demand for next-generation AI and accelerated computing platforms. Amkor is an outsourced packaging and test provider, a step in the chain that has absorbed growing volume as chip architectures move to advanced packaging.

SCHMID wins €25 million-plus HDI equipment order in Malaysia. SHMD (SCHMID Group) reached agreement with a key customer and long-standing technology partner on an equipment order valued at more than €25 million to support expansion of advanced high-density interconnect manufacturing capacity in Malaysia. The same day, the company issued a third-quarter business update and raised its order intake guidance. HDI capacity supports denser, higher-layer boards used in compute and networking hardware.

Supply chain read-through · News
NVIDIA's DSX POD reference design names DELL, HPE and VRT among its ecosystem partners. A shorter path from configuration to production could translate into order flow for those system and infrastructure builders, and for the component vendors behind their racks.
IREN's 300MW Spanish campus may pull forward procurement of power distribution and thermal equipment — companies such as VRT and mechanical contractors such as FIX could see follow-on demand as the site moves toward construction.
Amkor's $3 billion of NVIDIA-linked packaging capacity could raise demand for wafer-level packaging, plating, inspection and test equipment — companies such as AMAT, LRCX and ESI (Element Solutions) may see follow-on orders as Arizona and Korea capacity is tooled.
SCHMID's €25 million HDI order points to continued printed-circuit-board capacity expansion in Southeast Asia, which could support demand for wet-process and plating equipment suppliers and laminate materials across the PCB equipment group.
On watch

LRCX reports today with consensus EPS of $2.18 — a read on etch and deposition bookings tied to memory and advanced packaging capacity, the same lines Amkor is expanding. META reports with $6.54 consensus, where capital expenditure commentary is the relevant piece for compute and data center demand. TXN at $2.43 offers an analog and power semiconductor read. TSLA reports at $0.4488 consensus, an automotive and energy storage read.

NEE posted its third-quarter 2026 results this morning; consensus stood at $1.20 and the release is available on the company's website. Also on today's slate are ESI at $0.4789, KMI (Kinder Morgan) at $0.3205 and URI (United Rentals) at $13.97.

Thursday brings WDC at $4.09 consensus, where nearline drive shipments are a direct proxy for AI storage demand. BE at $0.691 covers fuel-cell power for data centers, and FIX at $12.85 speaks to mechanical and data center construction backlog.

Also Thursday, NOK (Nokia) at $0.08 and TTMI (TTM Technologies) at $1.25 provide networking and PCB demand reads, PCG (PG&E) at $0.4211 speaks to utility capex, CBRE (CBRE Group) at $1.97 and BX (Blackstone) at $1.26 cover data center real assets, and UNP (Union Pacific) at $3.47 consensus is a read on rail and intermodal freight volumes.

Go to our Earnings Hub for full coverage and previews
The week ahead

MBA 30-Year Mortgage Rate (Oct/16) leads the macro calendar this week.

Macro calendar
Wed 21
MBA 30-Year Mortgage Rate (Oct/16)
EIA Crude Oil Stocks Change (Oct/16)
EIA Gasoline Stocks Change (Oct/16)
Thu 22
Jobless Claims 4-Week Average (Oct/17)
Initial Jobless Claims (Oct/17)
Continuing Jobless Claims (Oct/10)
Fri 23
S&P Global Services PMI (Oct)
S&P Global Manufacturing PMI (Oct)
S&P Global Composite PMI (Oct)
Mon 26
Chicago Fed National Activity Index (Sep)
Dallas Fed Manufacturing Index (Oct)