—
C+
C+ The full Closelook — membership. Open the C+ overview

Renesas Electronics (6723.T) — chart, structure and Closelook read

Home› Indices›
Pick a ticker to load its detail page.

Company snapshot — Renesas Electronics

6723.T in five paragraphs: what it makes and sells, where it sits in the Closelook stack, who it is priced against, why we track it, what we watch. Research diary, not advice.

What it does
Renesas Electronics designs and manufactures semiconductors including microcontrollers, analog chips and power-management devices, along with automotive-grade processors. It was formed from the merger of the semiconductor businesses of NEC, Hitachi and Mitsubishi Electric, and later acquired other chip makers such as IDT and Dialog Semiconductor to broaden its analog and power-product lines. It is based in Tokyo and supplies chip makers across automotive, industrial and consumer electronics.
Where it sits in the stack
In Rubin, our index of the AI build-out supply chain, Renesas sits in Layer 4, Infrastructure, within the Power Semiconductors sleeve — power-management ICs, GaN and SiC devices that every added megawatt of AI capacity needs underneath it. It is a supplier of the power components that data-centre and grid-infrastructure builders draw on as compute capacity expands.
Who it is priced against
Closelook's peer group places it with power-semiconductor names — Texas Instruments, Monolithic Power Systems, ON Semiconductor, STMicroelectronics and Allegro Microsystems — grouped for their shared exposure to power-management, GaN and SiC demand; the market also compares it with Infineon Technologies.
Why Closelook tracks it
Renesas holds a seat in the Rubin Build-Out 100. It carries a Closelook score, but only one module is scored so far, so the score is still being built.
What the diary watches
The diary watches whether demand for GaN and SiC power devices rises as data centres add capacity per megawatt, and whether automotive and industrial chip demand offsets any softness there.

Renesas Electronics (6723.T) trades on the TSE exchange in Japan, and sits in Layer 4 of the build-out stack. Constituent of Rubin Build-Out 100.

Written from the company’s public profile and Closelook’s own readings, 2026-09-17. Descriptive, refreshed with the registry; corrections welcome via the imprint. closelook.net is an investment research diary — market structure, index membership and scores are our own readings, not investment advice. Related: index compare · sector dispersion · scanner.

Signals for this name

Every Closelook reading that exists for 6723.T, from the same nightly bakes the boards use. Research diary readings, not advice.

Who it is priced against Rubin Build-Out 100 · Power Semiconductors · 5 names with week and year-to-date

Peer group

Rubin Build-Out 100 · Power Semiconductors

Power-management IC, GaN, SiC. Every megawatt the AI build-out adds requires the right power semis underneath.

Compared against 6723.T on the nightly bakes; the Peers tab ranks the cohort on the Closelook scores where it exists.

Versus its index Rubin Build-Out 100 — the name, its sleeve and the index over day, week and month

Versus its index

The name against its Closelook index and its own sleeve — equal-weight, nightly closes.

Rubin Build-Out 100 · as of 2026-09-17

DayWeekMonth3 months
6723.T−2.2%−4.6%−8.5%−30.4%
Power Semiconductors+0.2%−3.1%−7.3%—
Rubin Build-Out 100+1.5%−2.2%−2.9%—

Against the index: 2.4 pts behind on the week, 5.6 pts behind on the month; against its Power Semiconductors sleeve 1.2 pts behind on the month.

Returns from the index workers’ nightly closes; equal-weight sleeves. A relative reading from the research diary, not advice.

Weather around the name 3 macro readings: Money Temperature, Factor regime, Sovereign pressure

The weather around this name

Macro readings that apply by membership — the regime, the factor tape, the sector cell, the funding backdrop.

  • Money Temperature Composite 55/100 · S&P 500 fund at 58, above its 50- and 200-day averagesEight instruments scored on position, momentum, volume, volatility and fragility — the regime every name trades inside. Temperature lab → 2026-09-17
  • Factor regime Momentum leading — risk appetite buildingMomentum against low volatility (SPMO / SPLV): above its 50-day trend, 94th percentile of the window, +2.7% over 20 sessions. Factor regime → 2026-09-17
  • Sovereign pressure Index 0.00 · down 0.41 over 21 sessionsG7 long-end yields, 10s30s and the slope — the funding weather for every balance sheet on this site. Sovereign pressure → 2026-09-17

FAQ · from the current data · as of 2026-09-18

Quick answers

What is Renesas Electronics (6723.T)?

Renesas Electronics trades as 6723.T on the TSE exchange (Japan) in the Closelook research universe, as of the registry build of 2026-09-18.

Is 6723.T in a Closelook index?

Yes — Renesas Electronics is a constituent of Rubin Build-Out 100, as of 2026-09-18.

Where does 6723.T trade against its moving averages?

Stochastic turned up: Its stochastic crossed up out of oversold (%K 24 over %D 21.1) 2 sessions ago — a short-term momentum-turn signal. As of 2026-09-17 — a technical state from the nightly Closelook bake, not advice. The Technical tab carries the full row.

How is 6723.T doing against its Closelook index?

Over the past month Renesas Electronics is −8.5% against −2.9% for the Rubin Build-Out 100 — 5.6 points behind its index, as of 2026-09-17. Its Power Semiconductors sleeve is −7.3% over the same month. The “Versus its index” table on this page carries the day, the week and the month for the name, its sleeve and the index.

What does Renesas Electronics do?

Renesas Electronics designs and manufactures semiconductors including microcontrollers, analog chips and power-management devices, along with automotive-grade processors. It was formed from the merger of the semiconductor businesses of NEC, Hitachi and Mitsubishi Electric, and later acquired other chip makers such as IDT and Dialog Semiconductor to broaden its analog and power-product lines. It is based in Tokyo and supplies chip makers across automotive, industrial and consumer electronics. Closelook's peer group places it with power-semiconductor names — Texas Instruments, Monolithic Power Systems, ON Semiconductor, STMicroelectronics and Allegro Microsystems — grouped for their shared exposure to power-management, GaN and SiC demand; the market also compares it with Infineon Technologies.

Where does Renesas Electronics sit in the AI build-out?

In Rubin, our index of the AI build-out supply chain, Renesas sits in Layer 4, Infrastructure, within the Power Semiconductors sleeve — power-management ICs, GaN and SiC devices that every added megawatt of AI capacity needs underneath it. It is a supplier of the power components that data-centre and grid-infrastructure builders draw on as compute capacity expands. Renesas holds a seat in the Rubin Build-Out 100. It carries a Closelook score, but only one module is scored so far, so the score is still being built.

What does this page show?

A live price chart with SMA overlays and drawing tools for 6723.T, performance metrics, index-membership context and the Closelook structure read — an investment research diary view, not investment advice.

Related in the Closelook universe