Line4

SupTech for securities and markets regulators

Securities regulators supervise through disclosure. Line4 helps collect filings as structured data, including XBRL and Inline XBRL, uses AI to read disclosures and attachments at volume, and turns findings into casework with the evidence attached.

Take the readiness check →
65countries use XBRL for digital reportingXBRL International →
3 in 4supervisors now use AI, up from 1 in 4 a year earlierCentral Banking, Jul 2026 →
#1supervisory use of AI is summarisation and document preparationCentral Banking, Jul 2026 →

What securities regulators need from SupTech

  1. 01

    Filings as structured data

    Collect and validate XBRL, Inline XBRL, Excel and CSV filings so every reported fact can be compared across issuers.

  2. 02

    AI review of disclosures

    AI reads narrative disclosures, prospectuses and attachments and surfaces what needs a supervisor, with the passage and the rule linked.

  3. 03

    From finding to case

    Findings open cases with evidence, deadlines and sign-off tracked through to outcome.

Proven in production

Four systems in six months at an international regulator

AML supervision intelligence, enforcement case management, a prudential submissions portal with real-time validation, and an incumbent vendor platform replaced. Competitors quoted eighteen months.

Who it is for: Corporate finance and disclosure teams, Market supervision, Authorisation, Enforcement.

Read the case study →

Questions

Does Line4 support Inline XBRL?

Line4 collects and validates XBRL filings against your taxonomies; we shape the collection to the formats your framework requires, including Inline XBRL.

Can AI review long disclosure documents?

Yes. AI reads long documents at volume and surfaces passages that need a supervisor, with the source linked. Supervisors make the decisions.

How long until we see something live?

Weeks. We start with one high-volume filing type and extend from there.

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