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Clean SEC ownership data, ready for research

5.9M+ SEC filings parsed into structured tables. For 13F, 305,000+ institution-quarters across 53 quarters are checked against each filing's own cover-page totals before they are published. Insider filings go back to 2006. Browse the latest data free, or unlock the full history.
Prices in USD. Pro includes VAT where applicable; Builder is billed excluding tax. Support is asynchronous, with no guaranteed response time.

Free

Evaluate the data

Available now

$0

The latest published period of every core dataset on the Terminal, REST API and MCP.

API calls / day
200
Rows / request
500
  • Latest quarter of 13F; insider and other disclosures from the last three months
  • Core SEC data: 13F, insiders, Congress, crypto ETFs, stocks, fails-to-deliver
  • MCP server and REST API
  • Up to 3 active API keys
Create a free account

Pro

For serious personal research

Available now

$60/month

or $600/year · VAT included

Full available history, the paid datasets and PDF reports.

One person: personal research and personal AI agents.

API calls / day
20,000
Rows / request
5,000

Included now

  • Full available history: 53 quarters of 13F, insider filings since 2006, plus FTD, Reg SHO, Form 144, 13D/G and Form D
  • 20,000 API calls a day over REST and MCP
  • 5,000 rows per request
  • Up to 10 active API keys
  • Macro series: Treasury, Fed, BLS, CFTC, FDIC, EIA and OFR
  • 13D / 13G and Form D datasets
  • Institution and position PDF reports: unlimited viewing of generated reports, up to 30 new renders a daySample reports: Berkshire · Bridgewater
  • SEC filing document text
  • A watchlist of up to 100 companies and managers in the Console (Free: 5)
  • Company ownership view: who added, trimmed, opened or exited, sorted by the largest change, every quarter back to 2013 (Free: latest quarter)
  • Watchlist changes, listed as events in the Console alerts inbox. Weekly email digest: coming soon.
  • Console Market: 13F position changes across all managers, with rule-based cohorts (estimates)

Coming to Pro at no extra cost

  • Ticker ownership PDF report(Target: Nov 2026)
  • Short interest(In development; target Q1 2027)

Targets, not commitments. Each item joins "Included now" only after it passes acceptance.

Builder

For teams and applications

On request

$250/month

or $2,500/year · excluding tax

Everything in Pro, plus bulk export and higher limits for internal applications.

One organization: internal commercial use, one console seat plus service keys.

API calls / day
up to 200,000
Rows / request
up to 50,000
  • Everything in Pro
  • Bulk CSV / JSON export
  • Up to 25 active API keys

Admission is limited while we onboard teams individually. We reply by email.

Request access

Refunds: a full refund within 14 days of your first payment, monthly or annual; after that, cancel any time and keep access to the end of the paid period. To ask for a refund, email admin@ko.io.

Congressional trading disclosures are free on every plan and are not part of any paid plan. Anyone can preview the newest disclosures; the full history needs a free sign-in.

Compare every limit

Research the latest data for free

Entity summaries, search and data previews are free. A free account adds all rows within the allowed period, favorites and CSV files of up to 500 rows. Apart from the daily free position views below, history, specified datasets and PDF reports require Pro; multi-entity bulk export requires Builder.

On the website you can view past buys and sells for a few positions a day free.

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The API quota

REST and MCP calls share one daily quota per account, separate from browsing the Terminal. The quota, rows per request and history depth (Free: latest period only) follow your plan.

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Every number below is the limit the API enforces for that plan.

API and limits
Price
Free$0Pro$60/month · VAT includedBuilder$250/month · excluding tax
Use
FreeEvaluationProPersonalBuilderInternal commercial
API calls / day (REST and MCP share one quota)
Free200Pro20,000Builder200,000
Rows / request
Free500Pro5,000Builder50,000
Active API keys (the daily quota is per account)
Free3Pro10Builder25
MCP server and REST API
FreeProBuilder
Data
13F, Form 4, Congress, crypto ETFs, stocks and financials
FreeProBuilder
Fails-to-deliver and Reg SHO threshold lists
FreeProBuilder
N-PORT fund holdings, Form 144 and executive pay
FreeProBuilder
Macro: Treasury, Fed, BLS, CFTC, FDIC, EIA and OFR
FreeProBuilder
13D / 13G and Form D datasets
FreeProBuilder
History depth
FreeLatest periodProFull historyBuilderFull history
Congressional trading disclosures
FreeFreeProFreeBuilderFree
Short interest
FreeProIn developmentBuilderIn development
Delivery
PDF portfolio reports (institution 13F)
FreeProBuilder
SEC filing document text
FreeProBuilder
Bulk CSV / JSON export
FreeProBuilder
New PDF renders / day (generated reports: unlimited)
FreePro30Builder30
Terminal and entity pages
Data previews without an account; all rows in the allowed period with an account
FreeProBuilder
CSV rows per file (an account is required)
Free500Pro5,000Builder50,000
API served from data centers in Europe and Asia-Pacific over a global edge network
FreeProBuilder

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The Terminal, the REST API and the MCP server work on Free. Upgrade when you need the history.

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