Skip to content

13F institutionsInstitutional portfolios, every quarter
StocksHolders, insiders and price per ticker
Insider tradesForm 4 buys and sales by officers
Congress tradesHouse and Senate disclosures
Crypto ETF holders13F holders of spot crypto ETFs

Ownership and insidersWho owns what, and who is buying or selling their own stock, from SEC ownership filings.
Corporate and governanceBuybacks, fundamentals, large beneficial ownership stakes and executive pay.
Market structure and governmentCongressional trades, settlement failures and Reg SHO threshold lists.
Macro and economicRates, the curve, the Fed balance sheet, inflation, positioning, banks and energy.
European marketsSweden, Netherlands, Denmark, UK. In development

MCP serverGive Claude, Cursor and your agents SEC data
REST APIEndpoints, parameters and responses
QuickstartFirst request in five minutes
Build an SEC agentA worked example end to end
API playgroundTry requests with your key

API reference Compare Status

Language语言

EnEnglish 中简体中文Chinese (Simplified)

Sign in Get API key

Browse
Stocks
C, page 2

Stocks beginning with C · page 2 of 2

509 companies, Co to CzBack to browse

A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z

2 pages of names beginning with C1C-Co 2Co-Cz

U.S. securities regulatory data, normalized from the primary public sources.

Terminal

13F institutions
Stocks
Insider trades
Congress trades
Crypto ETF holders
Browse A-Z

Datasets

All datasets
Ownership and insiders
Corporate and governance
Market structure and government
Macro and economic
European markets

Integrate

MCP server
REST API
Quickstart
Build an SEC agent
API playground
API reference
Pricing
Console
Status

Company

About
Research
Contact
Send feedback
Terms
Privacy
GDPR
Photo credits

© 2026 ko.io · Data from SEC EDGAR, the U.S. House and Senate, the exchanges and FINRA, the Federal Reserve, the U.S. Treasury and other federal agencies. Not investment advice.