stock-liquidity
帮助交易者估算真实成交成本与滑点风险
评估股票流动性、买卖差价及市场冲击成本
帮你判断一只股票到底好不好成交：分析 bid-ask spread、成交量、订单簿深度和估算的 market impact，给出滑点与交易成本预估。常用在要下大额订单、比较标的流动性或估算执行成本时。特点是把多个维度（如 ADTV、turnover ratio、Amihud 指标）合成量化结论，省去手工计算。
▸ 展开 SKILL.md 英文原文
Analyze stock liquidity using bid-ask spreads, volume profiles, order book depth, market impact estimates, and turnover ratios via Yahoo Finance data. Use this skill whenever the user asks about liquidity, trading costs, bid-ask spread, market depth, volume analysis, slippage, market impact, turnover ratio, or how easy/hard it is to trade a stock without moving the price. Triggers: "how liquid is AAPL", "bid-ask spread", "volume analysis", "order book depth", "market impact of a large order", "turnover ratio", "slippage estimate", "can I trade 100k shares without moving the price", "liquidity comparison", "spread analysis", "ADTV", "Amihud illiquidity", "dollar volume", "execution cost estimate", "liquidity score", penny stocks, small caps, or thinly traded securities.
帮我安装这个 skill：https://raw.githubusercontent.com/himself65/finance-skills/main/plugins/market-analysis/skills/stock-liquidity/SKILL.mdcurl -fsSL "https://raw.githubusercontent.com/himself65/finance-skills/main/plugins/market-analysis/skills/stock-liquidity/SKILL.md"# Stock Liquidity Analysis Skill Analyzes stock liquidity across multiple dimensions — bid-ask spreads, volume patterns, order book depth, estimated market impact, and turnover ratios — using data from Yahoo Finance via [yfinance](https://github.com/ranaroussi/yfinance). Liquidity matters because it determines the real cost of trading. The quoted price is not what you actually pay — spreads, slippage, and market impact all eat into returns, especially for larger positions or less liquid names. **Important**: This is for research and educational purposes only. Not financial advice. yfinance is not affiliated with Yahoo, Inc. --- ## Step 1: Ensure Dependencies Are Available **Current env