Fetch professional stock market data from Yahoo Finance (yfinance) and SEC EDGAR. Use when: user asks about stock prices, market data, company financials, earnings, analyst recommendations, SEC filings (10-K, 10-Q, 8-K), insider transactions, options chains, dividend history, company profiles, XBRL financial concepts, or any equity research task. Supports US stocks, Chinese A-shares (e.g. 600519.SS), and international markets.
Fetch professional stock and financial data from Yahoo Finance (via yfinance) and SEC EDGAR (free public API).
Install the Python dependency (one-time):
pip install -r skills/finance-data/scripts/requirements.txt
SEC EDGAR requires a User-Agent header identifying the requester. Set the env var (optional — a default is provided):
export SEC_EDGAR_USER_AGENT="YourName [email protected]"
| Market | Format | Example |
|---|---|---|
| US stocks | Symbol |
AAPL, MSFT, GOOGL |
| Shanghai A-shares | Code.SS | 600519.SS (Moutai) |
| Shenzhen A-shares | Code.SZ | 000858.SZ (Wuliangye) |
| Hong Kong | Code.HK | 0700.HK (Tencent) |
| Tokyo | Code.T | 7203.T (Toyota) |
| London | Code.L | HSBA.L (HSBC) |
| ETFs / Indices | Symbol | SPY, QQQ, ^GSPC, ^HSI |
All commands output JSON to stdout.
python3 scripts/yfinance_query.py quote AAPL
Returns: price, volume, market cap, P/E, EPS, 52-week range, moving averages, dividend yield, beta, profit margins, etc.
# Last month, daily
python3 scripts/yfinance_query.py history AAPL
# Last year, weekly
python3 scripts/yfinance_query.py history AAPL --period 1y --interval 1wk
# Last 5 days, 5-minute bars
python3 scripts/yfinance_query.py history AAPL --period 5d --interval 5m
Period options: 1d, 5d, 1mo, 3mo, 6mo, 1y, 2y, 5y, 10y, ytd, max
Interval options: 1m, 2m, 5m, 15m, 30m, 60m, 90m, 1h, 1d, 5d, 1wk, 1mo, 3mo
# All statements (income, balance sheet, cash flow) — annual
python3 scripts/yfinance_query.py financials AAPL
# Quarterly income statement only
python3 scripts/yfinance_query.py financials AAPL --statement income --quarterly
# Balance sheet only
python3 scripts/yfinance_query.py financials AAPL --statement balance
# Cash flow only
python3 scripts/yfinance_query.py financials AAPL --statement cashflow
python3 scripts/yfinance_query.py info AAPL
Returns all available metadata: sector, industry, description, officers, full-year financials, etc.
python3 scripts/yfinance_query.py holders AAPL
Returns institutional holders, major holders breakdown, and insider transactions.
python3 scripts/yfinance_query.py analysts AAPL
Returns recent analyst recommendations (buy/hold/sell) and consensus price targets.
python3 scripts/yfinance_query.py dividends AAPL
# Nearest expiry (default)
python3 scripts/yfinance_query.py options AAPL
# Specific expiry date
python3 scripts/yfinance_query.py options AAPL --expiry 2025-06-20
Returns calls and puts with strike, bid, ask, volume, open interest, implied volatility.
python3 scripts/yfinance_query.py earnings AAPL
Returns quarterly and annual earnings (revenue, earnings, surprise).
python3 scripts/yfinance_query.py news AAPL
Returns recent news headlines with links.
Free public API — no API key required. All US public company filings.
# Search across all filings
python3 scripts/sec_edgar.py search --query "artificial intelligence" --limit 10
# Filter by form type and date
python3 scripts/sec_edgar.py search --query "revenue growth" --form-type 10-K --date-from 2024-01-01
# Recent filings by ticker
python3 scripts/sec_edgar.py filings AAPL --limit 20
# Filter by form type
python3 scripts/sec_edgar.py filings AAPL --form-type 10-K
python3 scripts/sec_edgar.py filings AAPL --form-type 10-Q
python3 scripts/sec_edgar.py filings AAPL --form-type 8-K
# By CIK number
python3 scripts/sec_edgar.py filings 320193 --form-type 10-K
Common form types: 10-K (annual), 10-Q (quarterly), 8-K (current events), DEF 14A (proxy), S-1 (IPO), 13F-HR (institutional holdings).
Download and extract readable text from an SEC filing. Use the url from the filings command output.
# Read full filing (first 50000 chars by default)
python3 scripts/sec_edgar.py read-filing --url "https://www.sec.gov/Archives/edgar/data/320193/000032019325000079/aapl-20250927.htm"
# Read a specific 10-K section (much more focused)
python3 scripts/sec_edgar.py read-filing --url "URL" --section 7 # MD&A
python3 scripts/sec_edgar.py read-filing --url "URL" --section 1 # Business
python3 scripts/sec_edgar.py read-filing --url "URL" --section 1a # Risk Factors
python3 scripts/sec_edgar.py read-filing --url "URL" --section 8 # Financial Statements
# Control output length
python3 scripts/sec_edgar.py read-filing --url "URL" --max-chars 100000
10-K section numbers: 1 (Business), 1a (Risk Factors), 2 (Properties), 5 (Market), 7 (MD&A), 7a (Quantitative Disclosures), 8 (Financial Statements), 9a (Controls), 10 (Directors), 11 (Executive Compensation), 12 (Security Ownership).
Recommended workflow for reading annual reports:
# Step 1: find the latest 10-K filing
python3 scripts/sec_edgar.py filings AAPL --form-type 10-K --limit 1
# Step 2: read a specific section using the url from step 1
python3 scripts/sec_edgar.py read-filing --url "<url_from_step_1>" --section 7
List all documents within a filing package (useful for finding exhibits, XBRL files, etc.):
python3 scripts/sec_edgar.py filing-index AAPL --accession "0000320193-25-000079"
python3 scripts/sec_edgar.py submissions AAPL
Returns company name, CIK, SIC code, address, phone, fiscal year end, exchanges, and filing count.
# List all available XBRL concepts for a company
python3 scripts/sec_edgar.py company AAPL
# Get time-series for a specific concept
python3 scripts/sec_edgar.py concept AAPL --concept Revenue
python3 scripts/sec_edgar.py concept AAPL --concept NetIncomeLoss
python3 scripts/sec_edgar.py concept AAPL --concept EarningsPerShareBasic
python3 scripts/sec_edgar.py concept AAPL --concept Assets
python3 scripts/sec_edgar.py concept AAPL --concept StockholdersEquity
Useful XBRL concepts: Revenue, NetIncomeLoss, EarningsPerShareBasic, EarningsPerShareDiluted, Assets, Liabilities, StockholdersEquity, OperatingIncomeLoss, CashAndCashEquivalentsAtCarryingValue, LongTermDebt.
python3 scripts/sec_edgar.py insider AAPL --limit 20
Returns Forms 3, 4, 5 filings (insider buys/sells/grants) with links to SEC documents.
Quick stock check:
python3 scripts/yfinance_query.py quote TSLA
Fundamental analysis:
python3 scripts/yfinance_query.py financials MSFT --statement income
python3 scripts/yfinance_query.py financials MSFT --statement balance
python3 scripts/sec_edgar.py concept MSFT --concept Revenue
python3 scripts/sec_edgar.py concept MSFT --concept NetIncomeLoss
Read the latest annual report (10-K):
# 1. Find the latest 10-K
python3 scripts/sec_edgar.py filings AAPL --form-type 10-K --limit 1
# 2. Read the MD&A section (most important for investors)
python3 scripts/sec_edgar.py read-filing --url "<url>" --section 7
# 3. Read the risk factors
python3 scripts/sec_edgar.py read-filing --url "<url>" --section 1a
Due diligence / SEC filings:
python3 scripts/sec_edgar.py filings NVDA --form-type 10-K --limit 5
python3 scripts/sec_edgar.py insider NVDA --limit 20
python3 scripts/sec_edgar.py submissions NVDA
Compare multiple stocks:
Run quote or financials commands for each ticker and compare the JSON output side by side.
.SS (Shanghai) or .SZ (Shenzhen) suffix in yfinanceRevenue not revenue)