Robot Parts, Decade Bet
Nico Wittenborn@nico
−6.3%
since Sep 30
The idea
I believe robots take over a growing share of physical labor over the next decade, and the safest way to profit is owning the parts every robot needs rather than betting on one robot maker. So this basket spans motion and power chips, precision motion components, sensors and vision, magnets and materials, plus established automation companies as ballast while humanoids mature. It leans toward suppliers with real revenue today, keeps a small cash reserve to add on dips, and stays diversified across the parts layer rather than concentrated in any single name.
What it owns
- Every joint requires chips to control motors and manage power, adding a per-robot cost that scales with unit volumes. · NvidiaIt provides the computing platform and software that robot builders across the industry standardize on for control and learning., Analog DevicesIt makes sensor interface and motor control chips that translate the physical world into signals robots act on., Texas InstrumentsIt supplies analog and power chips into nearly every industrial machine, scaling revenue with broader automation growth., STMicroelectronicsIt supplies motor control chips to robot makers across Europe, America, and Asia, serving all major builders equally., Monolithic Power SystemsIt makes power management chips that feed every motor and joint, scaling revenue with robot unit volumes globally., onsemiIt makes power chips for motors and image sensors for robot vision systems, touching multiple parts layers in the take.29%
- Robot arms and legs need bearings, gears, and actuators to move, and established suppliers serve all robot types and builders. · Regal RexnordIt sells the motors and gearing that turn robot commands into movement, with established revenue from factory automation today., Parker HannifinIt is the largest motion control supplier, selling actuators and controls across all types of robots and automated machines., NovantaIt sells precision motors, encoders, and optical subsystems into robot and medical automation makers globally., RBC BearingsIt makes precision bearings that every robot joint requires, independent of which robot designer or builder wins., TimkenIt pairs precision bearings with industrial drives, earning from the load-bearing parts every moving robot requires., AllientIt is a focused motion supplier making specialty motors and drives for robots, representing the smaller-player layer of the take.28%
- Robots working among people and in factories need cameras, vision processors, and touch sensors to see and feel their environment. · CognexIt leads machine vision for factories and warehouses, serving robots and automation systems that need to see their tasks., TeradyneIt owns leading collaborative robot arms and mobile robots generating real revenue today across multiple automation applications., AmbarellaIt makes edge vision processor chips that let robot cameras see and process without relying on remote data centers., Sensata TechnologiesIt makes force and position sensors that robots use to sense their own limb locations and interaction with the world.18%
- Robot motors depend on rare earth magnets and specialty alloys, with few established US sources in the supply chain. · MP MaterialsIt is the primary US source for rare earth magnets, mining and manufacturing magnets domestically for robot and motor makers., Carpenter TechnologyIt makes specialty alloys and magnetic materials for high-performance motors and precision robot parts.9%
- Factory and warehouse automation leaders earn steady revenue today while humanoid robot development matures over the decade. · Rockwell AutomationIt is a large automation company earning steady revenue from factory automation today while the broader robotics wave develops., Emerson ElectricIt is a large automation and controls business with established revenue while industrial automation spending compounds.9%
- Cash7%