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Retrieve market capitalization data for a single company using the Octagon Claude plugin. Use when you need the current market value, valuation context, or size classification for any publicly traded stock.
默认使用会先检查来源的 Prompt；你也可以切换为直接命令，或下载本地副本。
决定是否安装前，请先阅读 SKILL.md，以及 SkillsMP 当前展示的配套文件。
用 Codex 或 Claude 帮你安装 复制这段 Prompt，粘贴到 Codex、Claude 或其他助手里，让它检查 Skill 页面并帮你完成安装。
直接命令不会经过审查 Prompt；运行前请先检查来源。
npx skills add https://github.com/OctagonAI/octagon-claude-plugin --skill company-market-cap命令会保持在同一行。复制前请横向滚动并检查完整内容。
想先保存到本地？可下载 SkillsMP 当前能够提供的文件。
Validate Octagon connector health and run a lightweight smoke test across the main Octagon Claude plugin workflows. Use when checking whether the Octagon connector is configured correctly, debugging auth, or verifying tool availability.
Set up or reconnect the Octagon Claude plugin through the hosted Octagon AI connector. Use when the user wants to connect Octagon, repair a broken connection, confirm what auth path the plugin uses, or get started with Octagon tools in Claude.
Check whether the Octagon Claude plugin is connected and summarize the current Octagon tool surface. Use when the user asks what Octagon can do now, whether the plugin is healthy, or whether the connector is configured correctly.
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基于 SOC 职业分类
| name | company-market-cap |
| description | Retrieve market capitalization data for a single company using the Octagon Claude plugin. Use when you need the current market value, valuation context, or size classification for any publicly traded stock. |
Retrieve the current market capitalization for a single company using the Octagon Claude plugin.
Ensure the Octagon Claude plugin is installed and configured in Claude Code before invoking this skill.
Determine the ticker symbol for the company you want to analyze (e.g., AAPL, MSFT, GOOGL).
Use the octagon-agent tool with a natural language prompt:
Get market capitalization data for the symbol <TICKER>.
MCP Call Format:
{
"server": "octagon-claude-plugin",
"toolName": "octagon-agent",
"arguments": {
"prompt": "Get market capitalization data for the symbol AAPL."
}
}
The agent returns precise market cap data:
| Date |
|---|
| Market Capitalization (USD) |
|---|
| 2026-02-02 | $3,968,586,877,215.00 |
Additional context provided:
Data Sources: octagon-stock-data-agent
See references/interpreting-results.md for guidance on:
Basic Query:
Get market capitalization data for the symbol AAPL.
With Context:
What is the current market cap for Tesla?
Historical Reference:
What is Microsoft's market capitalization and how has it changed recently?
Valuation Context:
What is NVDA's market cap and how does it compare to other chipmakers?
Size Classification:
What size category is AMD based on its market cap?
Market Cap = Current Share Price × Shares Outstanding
| Aspect | Description |
|---|---|
| Total Value | Market's valuation of all shares |
| Size Indicator | Company scale and influence |
| Index Weight | Determines index composition |
| Acquisition Cost | Theoretical buyout price |
| Misconception | Reality |
|---|---|
| Intrinsic Value | Market perception, not fundamental worth |
| Book Value | Different from accounting value |
| Enterprise Value | Excludes debt and cash |
| Sale Price | Acquisitions often have premiums |
| Category | Range | Characteristics |
|---|---|---|
| Mega-cap | >$200B | Global leaders, household names |
| Large-cap | $10B-$200B | Established, stable companies |
| Mid-cap | $2B-$10B | Growth potential, moderate risk |
| Small-cap | $300M-$2B | Higher growth, higher volatility |
| Micro-cap | $50M-$300M | Speculative, limited coverage |
| Nano-cap | <$50M | Highest risk, low liquidity |
| Threshold | Significance |
|---|---|
| >$1T | Elite status, massive scale |
| >$2T | Global economic influence |
| >$3T | Among world's most valuable |
| Ratio | Formula | Purpose |
|---|---|---|
| P/E | Market Cap / Net Income | Earnings valuation |
| P/S | Market Cap / Revenue | Revenue valuation |
| P/B | Market Cap / Book Value | Asset valuation |
| PEG | P/E / Growth Rate | Growth-adjusted value |
| Metric | Calculation |
|---|---|
| Enterprise Value | Market Cap + Debt - Cash |
| EV/EBITDA | EV / Operating earnings |
| EV/Revenue | EV / Total revenue |
| Question | Purpose |
|---|---|
| Largest in sector? | Market leadership |
| Above/below median? | Relative positioning |
| Gap to leader? | Distance from top |
| Timeframe | Analysis |
|---|---|
| 1 Year | Recent performance |
| 5 Years | Medium-term trend |
| 10 Years | Long-term growth |
| All-time High | Peak valuation |
| Comparison | Purpose |
|---|---|
| vs. Global Leaders | Scale perspective |
| vs. Country GDP | Economic significance |
| vs. Index Total | Market weight |
| Factor | Impact |
|---|---|
| Earnings | Fundamental driver |
| Growth | Future expectations |
| Sentiment | Market psychology |
| Macro | Economic conditions |
| Event | Effect |
|---|---|
| Buybacks | Reduces shares, concentrates value |
| Issuance | Increases shares, dilutes |
| Stock Split | No effect (price adjusts) |
| Spin-offs | Separates value |
What is the market cap for XYZ and how does it compare to peers?
What is the market capitalization of my largest holding, AAPL?
Apple's market cap after today's earnings announcement?
Is TSLA's market cap justified relative to its revenue?
Use precise values: Full number for calculations, rounded for communication.
Note the date: Market cap changes constantly with price.
Consider float: Some shares may not be tradeable.
Compare appropriately: Same industry, similar business models.
Understand drivers: Price appreciation vs. share changes.
Enterprise value: Add debt consideration for M&A context.
| Skill | Combined Use |
|---|---|
| stock-quote | Market cap + current price details |
| batch-market-cap | Single company vs. peer group |
| income-statement | Market cap vs. earnings |
| balance-sheet | Market cap vs. book value |
| financial-metrics-analysis | Full valuation analysis |