SI SEC Insider Explore the screener
● Built from public SEC filings

SEC filings,
read and graded for you.

SEC Insider reads thousands of public companies' EDGAR filings and turns them into plain-English grades and red flags — so you can spot the fundamentals and the warning signs without opening a single 10-K.

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Thousands of micro‑ to mega‑cap U.S. filers Graded A–F on fundamentals Sourced from SEC EDGAR Every finding traces to a filing
What it does

The signal inside the filings — without the reading.

Public companies disclose everything they're required to. The problem is volume. SEC Insider does the reading at scale and surfaces what matters.

AI letter grades

Every company we cover is graded A–F with a written rationale, built from its most recent filings — not opinions or hype.

Red-flag radar

Restatements, going-concern warnings, material weaknesses, dilution and insider selling — pulled straight from 8-Ks and 10-Ks.

Fundamentals screener

Sort and filter thousands of companies by margin, returns, leverage, growth and grade to find the ones worth your time.

Insider & institutional signals

See what insiders are buying and selling (Form 4) and which 13F managers hold the stock.

Supply-chain map

Follow the named customers and suppliers a company discloses — and jump to their pages.

Biotech catalysts

Clinical-trial milestones and FDA actions for drug developers, tied to the right company.

Straight from the source

No black boxes. Just the filings.

Every grade, metric and finding is built only from public SEC EDGAR filings and other U.S. government data. Numbers are computed from the companies' own reported figures, and each finding links back to the document it came from — so you can always check our work.

EDGAR
Primary source for every page
A–F
Grades with written rationale
XBRL
Fundamentals from reported facts
Form 4
Insider activity & 13F holdings
How it works

Filing to insight, in three steps.

1

We pull the filings

10-Ks, 10-Qs, 8-Ks and Form 4s for thousands of U.S. public companies, straight from SEC EDGAR.

2

We normalize & grade

Reported figures are standardized into comparable fundamentals, then each company is graded and its red flags extracted.

3

You browse & screen

Search a company or screen the whole market by grade, fundamentals and findings — and trace anything back to the filing.

From SEC Insider
Net-debt/EBITDA, tangible book & FCF funding — on every company.
Newly added fundamentals, computed straight from the filings.
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Stop reading 10-Ks. Start screening them.

Browse thousands of graded companies and the red flags hiding in their filings.

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