The Mega-Cap AI Trade Is Not Where This Earnings Season Gets Won

Power chips, optics, a Brazilian broker and a rocket challenger, all with prints coming up.

October 04, 2026

Stocks finished the first days of October on firmer footing, and chip names led Friday's gains after a soft September jobs report. And the AI capex headlines just keep rolling in.

But if you're looking for where your portfolio actually gets paid, it's not in the hyperscalers writing the checks. It's in the names cashing them.

Three setups off last week's movers list. A space-launch bet that just booked its biggest Electron contract. And the three themes you need on your radar before Monday's open.

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Software

Amazon Releases a Small AI Model Built to Make Fast Decisions

Amazon (NASDAQ: AMZN) has released Strands Decider 2B, a small open-source model designed to make fast choices inside automated workflows. Instead of producing paragraphs, it selects from predefined options and assigns confidence scores to its decisions.

This narrower job gives the model an advantage in speed, cost, and reliability when a task doesn't require a full language model. Amazon built it for repeated decisions such as choosing tools, routing requests, and classifying policies.

Small Enough to Run Locally

Strands Decider uses two billion parameters and can operate locally on a CPU or GPU. Amazon says it can answer meaningful questions in tens of milliseconds, with median latency around 115 milliseconds on an RTX 3090.

Its architecture begins with Qwen3.5-2B but removes the component responsible for generating text. A smaller pointer system replaces it, scores each available answer, and returns the strongest choice.

Built for Automated Workflows

Amazon sees the model working inside AI agents that constantly need to decide the next action. Potential uses include model routing, tool selection, guardrails, memory management, evaluations, and context control.

Developers can combine Strands Decider with larger models, leaving routine choices to the smaller system while reserving heavier reasoning for harder work. Amazon has published the model weights, training data, scripts, and code through GitHub and Hugging Face.

Networking

HPE Lands a $1.2 Billion Order for AMD Helios Racks

Hewlett Packard Enterprise (NYSE: HPE) has secured a $1.2 billion order to supply AMD Helios rack systems to cloud provider Vultr. The hardware will be installed across U.S. data centers to support demanding model training and inference workloads.

The agreement gives HPE the first major commercial deployment for the new rack-scale platform. Helios now moves beyond technical demonstrations and into data centers that will offer its computing capacity to cloud customers.

The Entire System Arrives as One Rack

Each Helios rack combines AMD processors with HPE networking switches, management software, and supporting infrastructure. Those components are designed to operate as one system, rather than requiring data-center operators to assemble processors, networking, and software separately.

Fast communication between processors becomes critical when thousands of chips work together on the same assignment. HPE’s networking technology manages that data movement and helps prevent slow connections from limiting computing performance.

HPE Expands Beyond Traditional Servers

HPE has spent decades supplying servers, storage systems, and enterprise networking equipment. Helios packages those capabilities into a complete rack designed for the new generation of high-density data centers.

The platform also gives cloud providers another complete hardware option beyond systems built around Nvidia technology. HPE is placing its switches and software at the center of the rack, turning networking into a core part of the computing system rather than supporting equipment around it.

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Communications

Northrop Grumman Builds Grain-Sized Chip for Satellites, Radar, and 6G

Northrop Grumman (NYSE: NOC) has introduced FORTITUDE, a gallium nitride chip built to move large amounts of information quickly and reliably. The grain-sized component can process broad portions of the electromagnetic spectrum from a single chip.

FORTITUDE brings functions that normally require several electronic components into one compact design. Northrop Grumman says the technology delivers three times more power and 20 times better signal quality. 

More Performance From Fewer Components

The chip can replace dozens of parts used inside advanced communications and sensing equipment. Reducing the component count can lower power consumption, decrease weight, and simplify the architecture surrounding the chip.

Those changes matter most in satellites and other systems with limited space and electrical power. A smaller electronics package also gives engineers greater flexibility when developing future equipment.

Satellites, Radar, and 6G Come Into Focus

Northrop Grumman designed FORTITUDE for commercial and defense applications, including satellites, radar, GPS, and electronic warfare. The company also sees the chip supporting future 6G communications that will require faster and cleaner signal processing.

FORTITUDE is built in the United States and expands Northrop Grumman’s work beyond complete defense systems into advanced microelectronics. One tiny chip could now perform work previously spread across a much larger collection of hardware.

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Recent Tech Movers

Monolithic Power Systems (NASDAQ: MPWR)

Powering AI chips in hyperscaler racks

If you own anything in the AI power supply chain, Monolithic Power Systems (NASDAQ: MPWR) belongs on your list. The company designs the voltage regulators that sit next to Nvidia's GPUs in hyperscaler racks. Every new generation of accelerator means more complex power delivery. That math has been working in Monolithic's favor for years.

Shares climbed about 18% over the past month, including a nearly 6% jump Friday as chip stocks rallied, yet they still sit roughly 16% below the 52-week high. Q3 results land in late October, and the setup looks tight.

The catalyst you want is Q3 revenue above consensus with an upward guide for Q4. The risk is simple. An AI capex pause or GPU design cycle slipping would compress the dollar content per server, and the whole thesis sags with it.

Fabrinet (NYSE: FN)

Inside every AI switch rack

Fabrinet (NYSE: FN) manufactures the optical transceivers that connect servers to switches inside AI data centers. If you've heard the phrase "800G optical" thrown around on earnings calls, Fabrinet is building a lot of them. Nvidia switch builds and hyperscaler Ethernet buildouts have driven order flow higher through the back half of 2026.

The stock rallied about 17% over the past month but still trades well below its 52-week high near $749. Earnings land in early November. Street estimates for fiscal 2027 revenue still look conservative given the switch cycle, which gives you room for upside surprises.

What could spoil it? A shift from pluggable optics to co-packaged optics, which would change Fabrinet's role in the stack. That transition is a 2027-2028 story, so you've got runway. Watch the November print.

XP Inc. (NASDAQ: XP)

A fintech chart finally lining up

Here's one off the beaten path. XP Inc. (NASDAQ: XP) is the dominant online brokerage and wealth platform in Brazil. Brazil's rate cycle weighed on fund flows for a long stretch, but the chart finally looks like it's turning: shares closed Friday near $21.50, up about 8% over the past month and within reach of their 52-week high near $23.

The forward catalyst is a Brazilian easing cycle. If the central bank starts cutting into 2027, equity flows should lift, asset-based fees should rise, and sentiment for EM financials should improve. XP's November earnings will set the tone.

The risk is Brazilian politics. If fiscal headlines turn sour again, the real sells off and so does XP. At current levels, you're paying a reasonable multiple for a dominant platform with a cyclical tailwind coming.

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Speculative Play

Rocket Lab (NASDAQ: RKLB)

A Record Electron Deal Ahead Of Neutron

Rocket Lab (NASDAQ: RKLB) signed the largest commercial Electron contract in its history on September 30: 20 new launches for Tokyo-based Synspective, which lifts its launch backlog above 100 missions. Citi opened coverage the next morning with a Buy rating and a $105 target, and shares finished the week about 6% above their Wednesday close.

What separates this from other space names is the business you're buying today. Rocket Lab runs small-sat Electron launches on a steady cadence, builds satellite components for NASA and the Pentagon, and generates real revenue. Neutron, its medium-lift rocket built to compete with SpaceX's Falcon 9, is the bigger prize if it flies on schedule.

The next catalysts are any Neutron milestone, whether that's a hot fire, static test, or launch window, and Q3 results in November. Each one unlocks another leg if execution holds. The risk is simple. Delays are the default in rocketry, and Neutron slipping deeper into 2027 stalls your thesis. Shares closed Friday near $74, less than half their 52-week high, so size your position accordingly.

Everything Else

That's our coverage for today; thanks for reading! Reply to this email with feedback or any tech stocks you want me to check out.

Best Regards,
—Noah Zelvis
Tech Stock Insider