# Stockcircle > Stockcircle (stockcircle.com) is a financial research platform that tracks the portfolios and stock transactions of the world's best investors ("Gurus" via SEC Form 13F/13D/13G), US Congress members (Senate and House STOCK Act disclosures), corporate insiders (SEC Form 4), Wall Street analysts, ETFs (SEC Form N-PORT), and CFTC Commitment of Traders (COT) reports, alongside fundamental stock valuation metrics. Key guidelines for AI agents and LLMs navigating Stockcircle: - Full documentation and URL patterns: Read [llms-full.txt](https://stockcircle.com/llms-full.txt) for complete URL templates, metric slugs, and methodology details. - Stock pages follow `https://stockcircle.com/stocks/{symbol}` (lowercase ticker symbol, e.g., `aapl`, `nvda`, `brk.a`). - Investor ("Guru") portfolios follow `https://stockcircle.com/portfolio/{slug}` (kebab-case name or fund slug, e.g., `warren-buffett`, `michael-burry`, `cathie-wood`). - Congress member profiles follow `https://stockcircle.com/congress-stock-trades/{slug}` (e.g., `nancy-pelosi`). ## Superinvestor (Guru) Portfolios - [All Investment Gurus](https://stockcircle.com/): Overview of top superinvestors, portfolio values, and recent 13F filings. - [Best Investors Leaderboard](https://stockcircle.com/best-investors): Superinvestors ranked by historical portfolio performance. - [Value Investors](https://stockcircle.com/value-investors): Curated list of value-oriented superinvestors (Warren Buffett, Seth Klarman, Mohnish Pabrai, etc.). - [Growth Investors](https://stockcircle.com/growth-investors): Growth-focused institutional managers (Cathie Wood, Tiger Global, Pat Dorsey, etc.). - [Short Sellers](https://stockcircle.com/short-sellers): Investors known for short positions and hedging strategies. - [Long-Term Investors](https://stockcircle.com/long-term-investors): Low-turnover, long-horizon institutional portfolios. - [Latest 13F Guru Transactions](https://stockcircle.com/transactions): Chronological feed of quarterly SEC Form 13F buys and sells. - [Consensus Stock Picks](https://stockcircle.com/stock-picks): Most bought and sold stocks across tracked superinvestors by quarter. ## Popular Guru Portfolios - [Warren Buffett (Berkshire Hathaway)](https://stockcircle.com/portfolio/warren-buffett): Holdings, performance, options, and transaction history. - [Michael Burry (Scion Asset Management)](https://stockcircle.com/portfolio/michael-burry): Latest 13F holdings, options, and trades. - [Cathie Wood (ARK Investment Management)](https://stockcircle.com/portfolio/cathie-wood): ARK portfolio positions and performance. - [Bill Ackman (Pershing Square)](https://stockcircle.com/portfolio/bill-ackman): High-conviction value holdings and trade history. - [Ray Dalio (Bridgewater Associates)](https://stockcircle.com/portfolio/ray-dalio): Bridgewater institutional equity positions. - [Li Lu (Himalaya Capital)](https://stockcircle.com/portfolio/himalaya-capital): Concentrated value portfolio holdings. - [Charlie Munger (Daily Journal Corp)](https://stockcircle.com/portfolio/charlie-munger): Historical Daily Journal portfolio holdings. - [Leopold Aschenbrenner (Situational Awareness)](https://stockcircle.com/portfolio/situational-awareness): AI and infrastructure-focused institutional holdings. ## US Congress & Insider Trading - [US Congress Stock Trades Overview](https://stockcircle.com/congress-stock-trades): Track stock disclosures and latest transactions by US Senators and House Representatives. - [US Senate Stock Trades](https://stockcircle.com/congress-stock-trades/senate): Stock trading activity by US Senators. - [US House Stock Trades](https://stockcircle.com/congress-stock-trades/house): Stock trading activity by US House Representatives. - [Democrat Congress Trades](https://stockcircle.com/congress-stock-trades/democrats): Trades by Democratic members of Congress. - [Republican Congress Trades](https://stockcircle.com/congress-stock-trades/republicans): Trades by Republican members of Congress. - [Corporate Insider Trades](https://stockcircle.com/insider-trades): Chronological feed of SEC Form 4 insider buying and selling by executives, directors, and 10% owners. ## Stocks, ETFs & Analysts - [Stock Screener](https://stockcircle.com/screener): Screen stocks by market cap, valuation multiples, and guru ownership. - [Wall Street Analysts](https://stockcircle.com/analysts): Analyst firms and individual analysts ranked by win rate and average return. - [ETF Screener](https://stockcircle.com/etfs): Compare ETFs by net assets, expense ratio (fee), returns, Sharpe ratio, and holdings. - [ETF Categories & Themes](https://stockcircle.com/etfs/categories): Thematic and sector ETF groupings. - [Market Sectors](https://stockcircle.com/sectors): Sector performance, valuation distributions, and top stocks. - [Earnings Calendar](https://stockcircle.com/earnings-calendar): Upcoming quarterly earnings dates, EPS estimates, and revenue estimates. ## Market Valuation, Macro & News - [Market Feed & News](https://stockcircle.com/home): Curated financial news, institutional trade analyses, and market commentary. - [Market Topics](https://stockcircle.com/topics): Deep-dive topic hubs covering macro trends, sectors, and investment themes. - [Buffett Indicator](https://stockcircle.com/buffett-indicator): US Total Market Cap (Wilshire 5000) to GDP valuation indicator. - [Revenue Multiples](https://stockcircle.com/multiples/revenue): Historical Price-to-Sales valuation multiples across the market. - [Revenue Multiples by Industry](https://stockcircle.com/multiples/revenue/by-industry): Industry-level Price-to-Sales valuation comparisons. - [EBIT Multiples](https://stockcircle.com/multiples/ebit): Historical EV/EBIT valuation multiples across the market. - [EBIT Multiples by Industry](https://stockcircle.com/multiples/ebit/by-industry): Industry-level EV/EBIT valuation comparisons. - [CFTC COT Reports](https://stockcircle.com/cot-reports): Commitment of Traders positioning across indices, agriculture, metals, energy, currencies, and treasuries. - [Cryptocurrencies](https://stockcircle.com/cryptocurrencies): Cryptocurrency prices, market caps, and news. - [IPO Calendar & Tracker](https://stockcircle.com/ipo): Upcoming and recent Initial Public Offerings. - [Crowdfunding Offerings](https://stockcircle.com/fundraisers): SEC Form C regulation crowdfunding offerings. ## Optional - [Full LLM Documentation (llms-full.txt)](https://stockcircle.com/llms-full.txt): Complete reference of URL templates, financial metrics, data sources, and methodology. - [SEC Form 13F Filings Explained](https://stockcircle.com/sec-form-13f-filings-explained): Guide to how institutional 13F filings work, deadlines, and limitations. - [Stockcircle Pro](https://stockcircle.com/pro): Subscription plans and features. - [Sitemap XML](https://stockcircle.com/sitemap.xml): Machine-readable XML sitemap index of all indexed pages. - [Disclaimer](https://stockcircle.com/disclaimer): Financial data disclaimer and terms of use. - [Privacy Policy](https://stockcircle.com/privacy): Data privacy and cookie policy. - [Terms of Service](https://stockcircle.com/terms): Platform terms and conditions. - [Imprint](https://stockcircle.com/imprint): Legal notice and company information.