Quality ownership data, turned into actionable insights via API and MCP
Dataflow opens up the entire library of Modular Finance's unique shareholder and financial data. Enabling you to benefit from it in your own systems, platforms, and AI environments.
Already a customer? Connect your agent: claude mcp add --transport http dataflow https://dataflow.modularfinance.com/mcp
| Owner | Shares | Capital | Δ 3m |
|---|---|---|---|
| Alecta PensionSE | 38 412 551 | 5.21% | +0.84% |
| AMF Pension & FonderSE | 35 904 102 | 4.87% | +0.12% |
| Norges BankNO | 29 047 980 | 3.94% | +0.22% |
| VanguardUS | 19 244 317 | 2.61% | +0.31% |
| Swedbank RoburSE | 17 917 644 | 2.43% | −0.09% |
| BlackRockUS | 15 484 213 | 2.10% | −0.04% |
GET /equity/ownership/beneficial/tier-one412 033 positions · updated liveUnlock the value of shareholder data in your systems and AI environments
Our database is trusted by thousands of professionals at Europe's leading banks, listed companies, and financial media.
Our team of data specialists are dedicated to deliver the most accurate, up-to-date and detailed data on the market.
Analyse investors holdings
Beneficial or manager view, tier-one or the full chain. Drill from any fund to every sub-holding.
Analyse company ownership
Access detailed data on owners and holdings for all UK and Nordic listed companies.
Track market transactions
Get the most up-to-date view of how holdings are developing in a constantly moving market.
Five years of history
Portfolios and trend lines per owner and company, week by week.
Shares, float & shorts
Share classes and voting rights, regulatory and market free float, total and disclosed short interest.
Agent-ready
A native MCP server, OAuth 2.1 secured and credit-metered. Works with Claude, ChatGPT and any MCP host.
You ask. Your Dataflow agent answers.
Dataflow ships a native MCP server: search, holdings, portfolios and ownership changes as tools your agent calls directly. OAuth 2.1 handles consent, credits meter usage. No SDK, no integration project. Point your agent at the endpoint and ask.
How our customers use it
Power your internal tools
Ownership panels, shareholder lists and flow signals for your internal systems.
Track peers and follow the flow
See mutual holdings across peers, spot activists building positions, and follow institutional flows.
From question to alpha
Years of clean data, ready to backtest. Test quantitative ideas against real institutional flows and find the signals that generate alpha.
Match sellers and buyers
Identify institutions in systematic selling, match them to funds actively building in the same name, and broker the deal.
Integrated in an afternoon
Get access
Sales-led onboarding. Your contract defines markets, domains and fields.
X-Dataflow-Key: df_live_…
Pull the data
Stream holdings into your warehouse, or hit any data resource directly.
GET /equity/ownership/…/tier-one
Connect your agent
One command. OAuth handles consent, credits meter usage.
claude mcp add --transport http dataflow …/mcp
Get the data behind the platform
Tell us about your markets and use case. We'll set up a demo with your data.