股票分析
提供获取用户自选分组(LongPort)、股票市场数据(LongPort + AkShare)、技术指标计算（ta-lib）的技能。分析数并与用户研究交易策略，形成买卖点建议，并可做回测、寻优与报告输出。
institutional-flow-tracker
Use this skill to track institutional investor ownership changes and portfolio flows using 13F filings data. Analyzes hedge funds, mutual funds, and other institutional holders to identify stocks with significant smart money accumulation or distribution. Helps discover stocks before major moves by following where sophisticated investors are deploying capital.
roi-calculator
Calculate ROI for marketing campaigns, investments, and business decisions. Includes break-even analysis, payback period, and comparative ROI.
financial-calculator
Financial calculations: loans, investments, NPV/IRR, retirement planning, Monte Carlo simulations. Generates tables, charts, and exportable reports.
rental-analysis
Comprehensive financial analysis for rental property owners considering renting vs. selling their home. Calculates cash flow, key investment metrics (cap rate, IRR, NPV), break-even analysis, and compares rental income scenarios against selling. Generates detailed reports with plain-language explanations suitable for non-experts. Use when homeowners need data-driven insights to decide between renting out their property or selling it.
roi-analyzer
Use when preparing executive reports, evaluating investments, or calculating ROI/break-even/payback period. 30-minute analysis (87.5% time saving). Includes scenario analysis.
analyzing-financial-statements
This skill calculates key financial ratios and metrics from financial statement data for investment analysis
