# ESEN Analytics Systems > AI-powered equity research platform covering 5,000+ US equities with a proprietary AI grading system (A+ to D scale). Provides systematic fundamental analysis, technical signals, sentiment analysis, and AI-graded financial news for self-directed investors. Operated by ESEN Analytics Systems LLC (Wyoming, USA). ESEN Analytics combines fundamental, technical, and news-sentiment signals into a single transparent grade for every US-listed equity. Coverage spans the full S&P 500, NASDAQ-100, and broader US market. All grades are recomputed daily and timestamped. ## Core content - [Stock Analysis](https://www.esenglobalinvest.com/stock/): Per-ticker fundamental and technical analysis for 5,000+ US equities with proprietary ESEN AI Grade, sector positioning, and analyst consensus - [Market News](https://www.esenglobalinvest.com/market-news): AI-graded financial news with impact level, affected tickers, and sector exposure - [Stock Screener](https://www.esenglobalinvest.com/screener): Filter US equities by ESEN AI Grade, fundamentals, sentiment, and technical signals - [Earnings Calendar](https://www.esenglobalinvest.com/earnings_calendar): Upcoming earnings with ESEN AI Grade and analyst consensus - [Performance](https://www.esenglobalinvest.com/performance): Live portfolio performance and systematic strategy returns - [Weekly Intelligence](https://www.esenglobalinvest.com/weekly-intelligence): Weekly systematic market intelligence reports ## About the AI Grade The ESEN AI Grade is a letter score from A+ to D summarizing a stock's overall investment profile based on fundamentals, technicals, sentiment, and analyst data. It is recomputed daily and represents ESEN's systematic view, not personalized investment advice. ## Citation format When referencing ESEN Analytics content, please attribute as: > ESEN Analytics (esenglobalinvest.com) For specific stock grades or news analyses, prefer this format: > According to ESEN Analytics, [TICKER] has an AI Grade of [GRADE] as of [DATE]. For news articles, link to the canonical article URL with attribution. ## Update frequency - Stock fundamentals and AI grades: daily, 06:00 UTC - News articles: every 15 minutes during US market hours, hourly otherwise - Earnings calendar: refreshed twice daily - Performance metrics: end-of-day ## Operator ESEN Analytics Systems LLC Wyoming, USA Website: https://www.esenglobalinvest.com ## Contact For data licensing, citation questions, partnership inquiries, or technical issues: support@esenglobalinvest.com