The direct answer
What is supported? STMicroelectronics reported $3.487 billion of Q2 2026 net revenue, up 12.7% sequentially and 26.0% year over year. Power & Discrete revenue rose 19.2% sequentially and 3.7% year over year. The company also reported manufacturing starts and ramp-up at 200 mm silicon-carbide sites in Catania and the Sanan ST Chongqing joint venture.
What does that say about robot components? Only that broad upstream categories relevant to power, sensing and embedded processing showed company-level activity. ST's segments mix many products and end markets. The filing does not state how much came from robots, battery management, an exact MEMS sensor, an MCU or a SiC product family.
Did RCI validate a chip, sensor or fab line? No. RCI fixed and hashed one SEC-hosted filing, traced twelve observations and audited ten disclosure boundaries. It performed zero chip, sensor, controller, battery, robot or manufacturing tests.
The quarter provides an upstream supply and manufacturing signal, not proof of robot-component demand, qualified SiC output, supplier reliability, product performance or procurement suitability.
Three broad segments moved—none is a robot category
| Published segment | Sequential | Year over year | RCI boundary |
|---|---|---|---|
| Power & Discrete | +19.2% | +3.7% | No SiC-only, BMS-only, robot-only or part-number split |
| Analog, MEMS & Sensors | +8.2% | +26.0% | Combines analog, MEMS, actuators and optical sensing |
| Embedded Processing | +17.7% | +35.5% | Combines general-purpose and automotive processing; not robot main compute |
Revenue growth should not be read alone as supply health or profitability. P&D recorded a $99 million operating loss, compared with an $84 million loss in the prior quarter. Company-wide GAAP gross margin was 34.8% and includes product-mix, unused-capacity and acquisition-accounting effects.
A manufacturing start is not capacity or qualified yield
The filing reports that 200 mm SiC manufacturing started and entered ramp-up in Catania and at the Sanan ST Chongqing joint venture. It also reports $1.215 billion of construction in progress reclassified to property, plant and equipment after those manufacturing starts.
Those are dated facility and accounting facts. They reveal neither qualified wafer capacity nor yield, utilization, product qualification, shipment quantity, availability or robot adoption. RCI does not convert the $1.215 billion reclassification into production capacity or SiC revenue.
The sensor comparison has an acquisition boundary
ST completed the acquisition of NXP's MEMS sensor business on 2026-02-02 and includes those activities in AM&S. That broadens the current-period segment and weakens simple like-for-like product inference. The filing does not break the acquired activity down by orderable sensor model or robot application.
The same restraint applies to Embedded Processing. A segment containing MCUs, connected security and automotive custom processing is not evidence of robot main-compute demand.
What an engineering-grade supply record still needs
- End market: robot-specific revenue, units or design wins under a stated definition.
- Product identity: orderable part numbers and exact revenue, volume or pricing fields.
- Manufacturing output: qualified capacity, yield, utilization and shipment quantities for each site.
- Application boundary: sensing, main compute, motor drive and BMS allocations without merging unrelated markets.
- Independent validation: public protocols, raw results or external replication for performance and reliability claims.
Ten disclosure checks
| Field | Status | Evidence | Boundary |
|---|---|---|---|
| fixed filing identity | disclosed | Accession, URL, period, byte count and audit-date SHA-256 identify the reviewed HTML document. | The digest identifies the downloaded filing HTML bytes, not a laboratory sample or complete SEC filing package. |
| robotics revenue | not-disclosed | No robotics end-market revenue or unit table is supplied. | Company and segment changes cannot be treated as robot demand. |
| exact product revenue | not-disclosed | No orderable-part revenue table is supplied. | Segment changes cannot be allocated to L99BM114, MCUs, MEMS sensors or SiC product families. |
| SiC capacity and yield | not-disclosed | The filing reports manufacturing starts and ramp-up status. | No qualified capacity, yield, utilization or shipment quantity is disclosed. |
| robot main compute | not-disclosed | Embedded Processing is a broad reportable segment. | It is not a robot main-compute platform category. |
| sensor model split | not-disclosed | AM&S and the acquired MEMS business are not broken down by model. | No orderable sensor or robot-application allocation is supported. |
| battery BMS component split | not-disclosed | No exact battery-management IC table is supplied. | No design win, demand, pricing or performance record for a BMS part can be inferred. |
| forward backlog | direction-only | The filing says backlog entering Q3 was higher. | It also warns of cancellation, pushback and frame-order conversion risk; backlog is not shipment or revenue. |
| independent validation | not-performed | RCI reviewed one filing and traced twelve observations. | Zero chips, sensors, controllers, batteries, robots or manufacturing lines were tested by RCI. |
| investment or procurement conclusion | out-of-scope | The source describes one issuer's quarter. | It does not establish investment merit, market share, supplier reliability or component procurement suitability. |
Method, work level and rights
RCI fixed the SEC accession, downloaded the primary HTML document with an identifying user agent, recorded its byte count and SHA-256 digest, and traced twelve independently worded observations to filing sections. Historical results, manufacturing status, acquisition effects, forward-looking backlog language and missing fields remain separately labeled. No issuer prose, image or table is reproduced and no physical test was performed.
Highest completed work level: EV1 filing-source verification. This page includes a fixed primary-source identity and audit-date digest. It includes no EV3 recomputation, EV4 physical bench test, EV5 external replication or EV6 accredited-laboratory result. See the evidence work levels.
- All operating, acquisition and manufacturing facts originate with STMicroelectronics and are not independent validation.
- Reportable segments combine many products and end markets and cannot be converted into robot-component demand.
- Manufacturing start and ramp-up language does not disclose qualified capacity, yield, utilization or shipments.
- Current-period AM&S results include the acquired NXP MEMS sensor business and are not a clean model-level comparison.
- RCI performed zero chip, sensor, controller, battery, robot or manufacturing tests.
Primary source: STMicroelectronics Form 6-K and Q2 2026 semi-annual report. RCI publishes independently worded facts, source metadata and analysis; it does not mirror filing prose, images or tables.
Download the supply-signal data
Download the immutable JSON release and record-level CSV. Stable aliases are current JSON and current CSV.
Suggested citation: Robot Component Index. “ST Q2 2026 Non-Joint Supply Signal: P&D +19.2% QoQ, Two 200 mm SiC Ramps, Zero Exact Robot-Component Split.” RCI 042, version 0.1.0, 2026-08-11. https://robotcomponentindex.com/research/st-q2-2026-non-joint-supply-signal/
For version-aware BibTeX and machine citation records, use Cite RCI.