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SoftBank Group Corp. (9984.T) — chart, structure and Closelooknet read

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Signals for this name

Every Closelooknet reading that exists for 9984.T, from the same nightly bakes the boards use. Research diary readings, not advice.

Mentioned on Closelooknet 14 pieces · newest: Morning 10, “Storage — Seagate −9.2%, Western Digital −6.9% on a record day for the S&P 500 and the Nasdaq” (2026-10-07)

Mentioned on Closelooknet

Where 9984.T appears in the diary — 14 pieces, newest first. Every link is our own writing.

Long reads

Dailies

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 61/100 · S&P 500 fund at 75, bullish alignedEight instruments scored on position, momentum, volume, volatility and fragility — the regime every name trades inside. Temperature lab → 2026-10-06
  • Factor regime Momentum leading — risk appetite buildingMomentum against low volatility (SPMO / SPLV): above its 50-day trend, 98th percentile of the window, +5.7% over 20 sessions. Factor regime → 2026-10-06
  • Sovereign pressure Index 0.74 · up 0.17 over 21 sessionsG7 long-end yields, 10s30s and the slope — the funding weather for every balance sheet on this site. Sovereign pressure → 2026-10-06

Company snapshot — SoftBank Group Corp.

9984.T in five paragraphs: what it makes and sells, where it sits in the Closelooknet stack, who it is priced against, why we track it, what we watch. Research diary, not advice.

What it does
SoftBank Group is a Japanese holding company that owns and manages stakes in technology and telecoms businesses rather than running them day to day. Its best-known asset is a majority stake in Arm, the chip-design company, built up through earlier venture and technology investments. It is based in Tokyo and listed on the Tokyo Stock Exchange.
Where it sits in the stack
SoftBank Group has no seat in Rubin, our AI build-out index, and carries no assigned sector in our universe. It sits outside the layered stack as a holding company whose main technology exposure is its stake in Arm, a Layer 1, EDA & Chip IP name in Rubin, making it an indirect owner of that layer rather than a direct participant in the build-out.
Who it is priced against
The diary has not placed SoftBank Group in a peer group; the comparison the wider market sometimes draws is with Berkshire Hathaway, another diversified holding company valued mainly on the businesses it owns.
Why Closelooknet tracks it
It carries no Rubin seat and no Closelooknet score, so neither is quoted here. It appears in the diary's Morning 10 and in one wider report, quoted alongside other Asian technology names when rate moves or Bank of Japan decisions move the region.
What the diary watches
Whether SoftBank Group's share moves track the chip and memory names it is grouped with in the diary's quotes, or move instead with Japanese rates and the yen, since the two drivers have pulled it in opposite directions.

SoftBank Group Corp. (9984.T) trades on the TSE exchange in Japan.

Written from the company’s public profile and Closelooknet’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.

FAQ · from the current data · as of 2026-10-07

Quick answers

What is SoftBank Group Corp. (9984.T)?

SoftBank Group Corp. trades as 9984.T on the TSE exchange (Japan) in the Closelooknet research universe, as of the registry build of 2026-10-07.

Is 9984.T in a Closelooknet index?

Not currently — SoftBank Group Corp. is tracked in the Closelooknet research universe but is not a constituent of a Closelooknet functional index as of 2026-10-07.

Where does 9984.T trade against its moving averages?

Uptrend stack intact: Trades +9.8% vs the 50-day and +20.5% vs the 200-day average, 30.6% below the 52-week high and +87.1% off the 52-week low. Computed from daily closes. As of 2026-10-06 — a technical state from the nightly Closelooknet bake, not advice. The Technical tab carries the full row.

Where has Closelooknet written about SoftBank Group Corp.?

SoftBank Group Corp. appears in 14 Closelooknet pieces, most recently Morning 10: Storage — Seagate −9.2%, Western Digital −6.9% on a record day for the S&P 500 and the Nasdaq (2026-10-07); Morning 10: Nasdaq — record close at 27,477 while the chip funds sit 5–15% below their June peaks (2026-10-06); Morning 10: Asia — Nikkei back near 70,000, Taiwan +2.4%; euro at a 17-month low, US futures slightly lower (2026-10-05). What Closelooknet said most recently: Japan and the rest of Asia — Nikkei −0.5% to 70,303, SoftBank +0.8%; Taiwan +0.2%, Shanghai closed (Morning 10, 2026-10-07). The "Mentioned on Closelooknet" block on this page lists the long reads, the reference entries and the dailies that name it.

What does SoftBank Group Corp. do?

SoftBank Group is a Japanese holding company that owns and manages stakes in technology and telecoms businesses rather than running them day to day. Its best-known asset is a majority stake in Arm, the chip-design company, built up through earlier venture and technology investments. It is based in Tokyo and listed on the Tokyo Stock Exchange. The diary has not placed SoftBank Group in a peer group; the comparison the wider market sometimes draws is with Berkshire Hathaway, another diversified holding company valued mainly on the businesses it owns.

Where does SoftBank Group Corp. sit in the AI build-out?

SoftBank Group has no seat in Rubin, our AI build-out index, and carries no assigned sector in our universe. It sits outside the layered stack as a holding company whose main technology exposure is its stake in Arm, a Layer 1, EDA & Chip IP name in Rubin, making it an indirect owner of that layer rather than a direct participant in the build-out. It carries no Rubin seat and no Closelooknet score, so neither is quoted here. It appears in the diary's Morning 10 and in one wider report, quoted alongside other Asian technology names when rate moves or Bank of Japan decisions move the region.

What does this page show?

A live price chart with SMA overlays and drawing tools for 9984.T, performance metrics, index-membership context and the Closelooknet structure read — an investment research diary view, not investment advice.