longbridge-etf-flow
US ETF capital-flow analysis — sector rotation signals from ETF inflows and outflows.
Response language: match the user's input language — Simplified Chinese / Traditional Chinese / English.
When to use
Trigger on prompts asking about:
- ETF-level capital flows — "XLK 资金流向", "SPDR ETF flow", "哪个板块 ETF 资金在流入"
- Sector rotation signals via ETFs — "行业轮动信号", "sector rotation signal"
- Risk appetite from ETF volume — "避险情绪", "risk-on / risk-off via ETF"
- Thematic momentum — "科技 ETF 动量", "tech ETF momentum"
For individual stock capital flow defer to longbridge-capital-flow. For index constituents defer to longbridge-constituent.
Common sector ETF reference
| Sector | ETF | 板块（简体） | 板塊（繁體） |
|---|---|---|---|
| Technology | XLK.US | 科技 | 科技 |
| Financials | XLF.US | 金融 | 金融 |
| Energy | XLE.US | 能源 | 能源 |
| Health Care | XLV.US | 医疗 | 醫療 |
| Consumer Disc. | XLY.US | 非必需消费 | 非必需消費 |
| Consumer Staples | XLP.US | 必需消费 | 必需消費 |
| Industrials | XLI.US | 工业 | 工業 |
| Materials | XLB.US | 材料 | 材料 |
| Real Estate | XLRE.US | 房地产 | 房地產 |
| Utilities | XLU.US | 公用事业 | 公用事業 |
| Communication | XLC.US | 通信 | 通信 |
If unsure of exact flag names, run
longbridge <subcommand> --helpbefore proceeding.
Workflow
- Identify which ETF(s) the user is interested in; default to all 11 SPDR sectors if none specified.
- Fetch real-time quote and volume for each ETF.
- Fetch recent daily OHLCV to compute 5-day / 20-day volume trend.
- Fetch intraday capital flow if available.
- Rank ETFs by net inflow signal; identify top-3 inflow and top-3 outflow sectors.
- Synthesise sector rotation narrative and risk-appetite assessment.
CLI
# Real-time quote + volume
longbridge quote <ETF_SYMBOL> --format json
# Recent price + volume history (20 trading days)
longbridge kline <ETF_SYMBOL> --period day --count 20 --format json
# Intraday capital flow
longbridge capital <ETF_SYMBOL> --format json
Output
- Ranked table: ETF | Sector | Today's change | Volume vs 20-day avg | Flow signal
- Top inflow / outflow sectors highlighted.
- Narrative: what the rotation pattern implies for risk appetite and market leadership.
Error handling
| Situation | 简体回复 | 繁體回復 | English reply |
|---|---|---|---|
| ETF symbol not found | 未找到该 ETF，请确认代码（如 XLK.US）。 | 找不到該 ETF，請確認代碼（如 XLK.US）。 | ETF not found — verify the ticker (e.g. XLK.US). |
| Capital flow data unavailable | 资金流数据暂不可用，仅展示价格和成交量。 | 資金流數據暫不可用，僅展示價格和成交量。 | Capital flow data unavailable — showing price and volume only. |
command not found: longbridge | 请安装 longbridge-terminal 或通过 MCP 连接。 | 請安裝 longbridge-terminal 或透過 MCP 連線。 | Install longbridge-terminal or connect via MCP. |
not logged in | 请运行 longbridge auth login。 | 請執行 longbridge auth login。 | Run longbridge auth login. |
MCP fallback
When the CLI is unavailable, fall back to the MCP server. Discover available tools from the MCP server's tool list at runtime.
Related skills
longbridge-capital-flow— intraday capital flow for a single stocklongbridge-constituent— index / ETF constituent stockslongbridge-sector-rotation— macro-driven sector rotation framework
File layout
skills/longbridge-etf-flow/
└── SKILL.md