SEC filings
Reading an SEC 10-K
A factual guide to the core 10-K sections investors use for company context: business description, risk factors, MD&A, financial statements, and segment disclosures.
What a 10-K is
Form 10-K is an annual report filed with the SEC by U.S. public companies. It combines audited financial statements with management discussion, risk disclosures, business description, controls, and other required information.
A 10-K is not a marketing summary or a valuation model. It is a source document. Aerarium Research uses it as evidence for financial facts, segment charts, operating KPI tables, filing narratives, and source-backed company pages.
Sections to read first
Start with Item 1 for the business description, Item 1A for risk factors, Item 7 for Management Discussion and Analysis, and Item 8 for the financial statements and notes.
The notes often matter as much as the headline statements. They explain revenue recognition, segment reporting, debt, leases, share-based compensation, acquisitions, taxes, and other details that can change how the headline numbers should be interpreted.
How Aerarium Research uses it
The product separates facts from interpretation. Financial values come from structured filing data, segment views stay tied to disclosed period labels, and research summaries include visible source lines when they can be connected to SEC filings.
Use the 10-K as context alongside quarterly filings, 13F ownership, macro data, and price history. The filing can explain what happened and what management disclosed, but it does not predict returns.
Common questions
Is a 10-K the same as an annual report?
A Form 10-K is the annual filing submitted to the SEC. Companies may also publish shareholder-facing annual reports, but the SEC filing is the source document Aerarium Research treats as authoritative.
Which 10-K sections contain the financial statements?
The audited financial statements and notes are generally in Item 8. Management discussion is generally in Item 7, and risk factors are generally in Item 1A.
Does a 10-K tell investors whether to buy a stock?
No. A 10-K provides factual company disclosures. It should be read as source evidence, not as personalized investment advice.