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市場與價格

個股市值權重

個股市值權重

衍生來源: TWSE·方案: pro·計費: 2 ·GET /v2/datasets/market-value-weight

個股市值權重是台灣市場資料集,來源為 TWSE,由 TW Market Data 以 GET /v2/datasets/market-value-weight 提供。

總覽

個股市值權重——每列粒度:ticker / as_of_date。

欄位型別說明
as_of_datestring資料日期
tickerstring股票代號
marketstring市場別
weight_pctnumber佔大盤市值權重(%)

範例回應

此為本端點的真實回應。資料列位於 "data" 之下,來源資訊如下方所示;各資料集形狀不盡相同,請以本頁為準。

{  "dataset_id": "market_value_weight",  "request_context": {    "scope": "twse_market_cap_weight_only",    "coverage_type": "derived_from_valuation_market_cap",    "filters": {      "as_of_date": null,      "date_from": null,      "date_to": null,      "ticker": "1231",      "market": null,      "source_family": null,      "limit": 50    },    "min_as_of_date": "2026-05-20",    "max_as_of_date": "2026-07-31"  },  "quality": {    "row_count": 50,    "ticker_count": 1,    "sensitive_fields_exposed": false  },  "lineage": {    "source_families": [      "derived_valuation_market_cap_weight"    ],    "method": "100*market_cap/sum(market_cap) over (as_of_date, market); TWSE only"  },  "error": null,  "data": [    {      "as_of_date": "2026-07-31",      "ticker": "1231",      "market": "TWSE",      "weight_pct": 0.01717869,      "source_family": "derived_valuation_market_cap_weight",      "lineage": {        "method": "100*market_cap/sum(market_cap) over (as_of_date,market)",        "source_table": "valuation_data_items",        "source_field": "market_cap",        "market_scope": "TWSE_only",        "tpex_status": "source_gap_no_market_cap",        "constituents_in_denominator": 1080      }    },    {      "as_of_date": "2026-07-30",      "ticker": "1231",      "market": "TWSE",      "weight_pct": 0.01865348,      "source_family": "derived_valuation_market_cap_weight",      "lineage": {        "method": "100*market_cap/sum(market_cap) over (as_of_date,market)",        "source_table": "valuation_data_items",        "source_field": "market_cap",        "market_scope": "TWSE_only",        "tpex_status": "source_gap_no_market_cap",        "constituents_in_denominator": 1080      }    }  ],  "data_count": 50,  "known_gaps": [    "twse_only",    "tpex_pending_no_market_cap_source",    "weight_relative_to_covered_valuation_universe"  ],  "warnings": [    "not_investment_advice"  ],  "envelope": {    "dataset_id": "market_value_weight",    "scope": "twse_market_cap_weight_only",    "row_count": 50  }}

擷取自 2026-07-20 的線上 API。

出處

以下欄位會隨資料一併回傳,記錄這一列的來源。它們屬於出處而非本資料集要講的事實,因此列在這裡而不進欄位表。

source_familylineage

可與本資料集對齊的其他資料集。每組都標出可用來 join 的欄位,規劃跨表查詢時不必自己猜。

快速開始

  1. 把你的金鑰放進 X-API-Key 標頭。
  2. 加上查詢參數(symbol、日期區間、limit)。
  3. 送出請求並讀取 data 陣列。
curl "https://api.twmarketdata.com/v2/datasets/market-value-weight?symbol=2330" \  -H "X-API-Key: sk_live_..."

篩選參數

參數必填型別說明
symbolstring股票代碼,例如 2330。
start_datestring (YYYY-MM-DD)查詢起始日期。
end_datestring (YYYY-MM-DD)查詢結束日期。
limitinteger回傳筆數上限。

Python 範例

第一個呼叫:

import requests resp = requests.get(    "https://api.twmarketdata.com/v2/datasets/market-value-weight",    params={"symbol": "2330"},    headers={"X-API-Key": "sk_live_..."},)resp.raise_for_status()print(resp.json()["data"])

帶日期區間篩選:

import requests # The full verified example — the same call with every supported filter set.resp = requests.get(    "https://api.twmarketdata.com/v2/datasets/market-value-weight",    params={"symbol": "2330"},    headers={"X-API-Key": "sk_live_..."},)resp.raise_for_status()for row in resp.json()["data"]:    print(row)

OpenAPI

此端點為 GET /v2/datasets/market-value-weight。完整機器可讀 schema(參數、認證、回應封裝)見 OpenAPI spec