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1v1 Institutional Counterparty Comparison

IB vs Sumitomo Mitsui: Regulation, 6D Ratings & Safety Audit

Deterministic head-to-head benchmarking of IB (Interactive Brokers Hong Kong Limited) and Sumitomo Mitsui (Sumitomo Mitsui Trust Estate Investment Management Co.,Ltd.) across primary regulatory filings, statutory Tier-1 authorisations, 6-Dimension compliance scores, execution software, and warning exposure.

Coverage: Stock brokers, investment platforms and wealth managers

IB 6D Score
8.0
Sumitomo Mitsui 6D Score
6.0
Regulated Licences
5 vs 1
Warning Flags
0 vs 0
DETERMINISTIC QUANTITATIVE VERDICTCanonical Pair: ib-vs-sumitomo-mitsui

IB outranks Sumitomo Mitsui by +2.0 pts in composite 6D scoring (8.0 vs 6.0)

On supervisory breadth, IB holds 5 active regulated licence(s) (0 Tier-1) out of 5 total filings and 0 warning count(s), whereas Sumitomo Mitsui holds 1 active regulated licence(s) (0 Tier-1) out of 1 total filings and 0 warning count(s). Allocators should inspect the individual licence numbers and contracting legal entities below before onboarding.

6-Dimension Quantitative Scorecard Comparison

Head-to-head breakdown across all 6 proprietary evaluation dimensions (0.0–10.0 scale).

Evaluation DimensionMethodology WeightIBSumitomo MitsuiScore DeltaDimension Leader
Overall Composite 6D Score100% Composite8.06.0+2.0IB
Regulatory & Licensing Integrity (riskScore)30% Weight8.06.0+2.0IB
Execution & Software Infrastructure (industryScore)20% Weight6.03.0+3.0IB
User Reputation & Complaint Telemetry (userScore)20% Weight0.00.00.0Statistical Tie
Institutional Brand Longevity (brandScore)15% Weight8.06.0+2.0IB
Global Market Influence & Footprint (influenceScore)15% Weight8.06.0+2.0IB

Visual Architecture Benchmark: IB vs Sumitomo Mitsui

Vector comparison exhibit generated from live supervisory snapshot metrics.

1v1 Institutional Counterparty Benchmark: IB vs Sumitomo Mitsui
Exhibit: Side-by-side regulatory and 6D quantitative comparison between IB and Sumitomo Mitsui.

Regulatory Standing, Entity & Platform Comparison

Structural comparison of supervisory authorisations, domicile, execution terminals, and risk telemetry.

Audit AttributeIBSumitomo Mitsui
Primary Legal NameInteractive Brokers Hong Kong LimitedSumitomo Mitsui Trust Estate Investment Management Co.,Ltd.
Source Risk ClassificationRisk level not suppliedRisk level not supplied
Active Regulated / Total Filings5 regulated / 5 total (0 Tier-1)1 regulated / 1 total (0 Tier-1)
Recorded Certificate Numbers
Registered Domicile / AddressOne Pickwick Plaza, Greenwich, CT 06830 USACentral Government Building No. 7, 3-2-1 Kasumigaseki, Chiyoda-ku, Tokyo
Offered Asset Classes & ServicesStocks, options, futures, currencies, securities, etc.Asset management, financial economics, real estate services
Execution Software & TerminalsMT4, MT5Proprietary / Web Platform
Supported Client LanguagesChinese (Simplified), Chinese (Traditional), Spanish, Portuguese, EnglishEnglish, Japanese
Warning / Exposure Count0 recorded warning(s)0 recorded warning(s)
Specialized Sub-Page Audits

Compare IB and Sumitomo Mitsui against other regulated peers in our stock brokers, investment platforms and wealth managers slice.

Frequently Asked Questions: IB vs Sumitomo Mitsui

Deterministic counterparty comparison answers derived from supervisory records.

Which institution has stronger regulatory oversight: IB or Sumitomo Mitsui?

IB holds more active regulated filings (5 vs 1). Specifically, IB maintains 5 total recorded filing(s) (IIROC, Financial Conduct Authority, ASIC, MAS) with 0 warning flag(s), whereas Sumitomo Mitsui maintains 1 recorded filing(s) (FSA) with 0 warning flag(s). Always confirm the specific subsidiary onboarding your account on the official regulator register.

How do the 6D quantitative compliance scores compare between IB and Sumitomo Mitsui?

In ETFYield Lab's 6-Dimension scoring matrix (0.0–10.0 scale), IB records an Overall Score of 8.0 (Risk & Licensing: 8.0, Brand: 8.0, Market Influence: 8.0, User Reputation: 0.0, Execution & Software: 6.0), compared with Sumitomo Mitsui at 6.0 Overall (Risk & Licensing: 6.0, Brand: 6.0, Market Influence: 6.0, User Reputation: 0.0, Execution & Software: 3.0).

How do IB and Sumitomo Mitsui differ in trading platforms and asset classes?

IB lists Stocks, options, futures, currencies, securities, etc. with execution software [MT4, MT5], while Sumitomo Mitsui lists Asset management, financial economics, real estate services with execution software [proprietary/web execution]. Counterparties should verify FIX/API connectivity, server routing topology, and negative balance protection per entity.

Which counterparty carries lower regulatory warning and complaint exposure: IB or Sumitomo Mitsui?

IB carries a "Risk level not supplied" classification with 0 warning/exposure count(s) and 0 user comment(s), while Sumitomo Mitsui carries a "Risk level not supplied" classification with 0 warning/exposure count(s) and 0 user comment(s).

Structured against supervisory register snapshots and public regulatory filings. Verify your contracting legal entity and current authorisation status directly on the issuing regulator’s official register before transacting.

IB vs Sumitomo Mitsui (2026) — Regulation, 6D Score, Safety & Fee Comparison | ETFYield Lab