Battery Pulse

How to read a company filing for ownership and control

Most of what matters about a supplier's owners and controllers is already public. Here's where to look.

Start with the right document

If the company is...Read first
A US-listed company filing as a domestic issuerThe annual report on Form 10-K and the annual proxy statement
A foreign company listed in the USThe annual report on Form 20-F
Listed outside the USIts annual report under that exchange's rules, plus the US filings of any US-listed parent or investor
PrivateCompany registry records, and the filings of its listed owners, customers and lenders

In a 10-K and proxy statement

In a 20-F

Between annual reports

What to write down as you go

Watch for numbers that don't line up between documents, such as a subsidiary called "wholly owned" in one place and "majority-owned" in another. Those gaps are often where the real questions are.

Next: tracing state-linked investors

General information, not legal or tax advice.