Apple's missing 2001 10-K

Apple did not file a 10-K annual report in 2001. Or did they? Let's use edgartools and AI search to get to the bottom of this

Vibe coding an XBRL parser

How I wrote an XBRL parser for edgartools using Claude Code. Learn about Vibe Coding and how AI changes how you develop software in the future

Analyze Form 3 Filings with edgartools

Discover how SEC Form 3 filings reveal critical insights into corporate leadership's skin in the game. This deep dive explores how Python and the edgartools library can transform regulatory disclosures into actionable investment intelligence

SGML: Grandfather of HTML

If you've ever worked with HTML, XML, or even JSON, you're working with a descendant of SGML. But what exactly is SGML, and why should developers care about it in 2025?

Foreign bank annual reports

This article shows how to use edgartools to get Annual Reports for foreign banks, and filter filings for a specific industry

Can Canada survive a trade war

Can Canada survive a trade war? We use edgartools to analyze 6-K current reports to see what companies are saying about it

Mental models and local storage

About mental models in technology and how I thought about the design of local storage in edgartools

Agents are men-extenders

Does the history of the horse and a devastating Mongol Invasion give us a new way to think about AI agents?

Is AMD being overlooked?

Is AMD being overlooked? Take a view into AMD's market prospects with the help of edgartools - the easiest way to navigate SEC filings