SEC EDGAR Filing Analysis

Overview

Analyze US public company filings from SEC EDGAR to extract fundamental insights, risk signals, and investment-relevant information. Covers annual reports (10-K), quarterly reports (10-Q), current events (8-K), proxy statements (DEF 14A), and insider transactions (Form 4).

This skill provides the analytical framework for interpreting SEC filings. Data retrieval uses read_url tool with EDGAR URLs or yfinance Ticker objects for structured financial data.

Filing Types and Investment Relevance

Filing	Frequency	Key Content	Signal Value
10-K	Annual	Full-year financials, risk factors, MD&A, segment data	Comprehensive fundamental view
10-Q	Quarterly	Quarterly financials, interim MD&A, legal updates	Trend confirmation / inflection detection
8-K	Event-driven	Material events: M&A, CEO change, restatement, guidance	Catalyst / risk trigger
DEF 14A	Annual (proxy)	Executive comp, board composition, shareholder proposals	Governance quality signal
Form 4	Within 2 days	Insider buys / sells	Insider conviction signal
13F	Quarterly	Institutional holdings >$100M AUM	Smart money positioning
SC 13D/G	Event-driven	>5% ownership stake disclosure	Activist / strategic investor signal

EDGAR Data Access

Direct EDGAR URLs

# Company filings search
# https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK={ticker}&type={filing_type}

# Example: Apple 10-K filings
url = "https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=AAPL&type=10-K&dateb=&owner=include&count=10"

# EDGAR full-text search (EFTS)
# https://efts.sec.gov/LATEST/search-index?q={query}&dateRange=custom&startdt={start}&enddt={end}

Via yfinance (structured data)

import yfinance as yf
ticker = yf.Ticker("AAPL")