時価総額

• Reading: じかそうがく
• Romaji: jikasougaku
• Kanji breakdown: 時価 (jika) — current market price; 総額 (sougaku) — total amount
• Pronunciation: /d͡ʑi.ka.soː.ɡa.kɯ/

Meaning

Market capitalisation; total market value. The total value of all outstanding shares of a publicly listed company.

A fundamental metric in equity finance: share price multiplied by total outstanding shares. Used to compare company sizes, categorise stocks as 大型株 (large-cap), 中型株 (mid-cap), or 小型株 (small-cap), and assess market confidence. 時価総額加重型インデックス weights index constituents by their market capitalisation.

Examples

1. 国内企業で初めて時価総額が100兆円を超えたと報じられた。 It was reported that a domestic company's market capitalisation exceeded 100 trillion yen for the first time.
2. 時価総額上位10銘柄への資金集中が、相場全体を押し上げている。 The concentration of funds in the top 10 stocks by market capitalisation is driving up the overall market.
3. 株価の急落で時価総額が一夜にして数千億円消失した。 A sharp share price drop wiped out hundreds of billions of yen in market capitalisation overnight.

Usage Guide

Context: stock market, corporate finance, investment analysis, financial news

Tone: neutral

Origin & History

Compound of 時価 (jika, current market price — from 時 'time' and 価 'price/value') and 総額 (sougaku, total amount). Together: 'the total value calculated at the current market price' — a snapshot of a company's worth as the market sees it.

Cultural Context

Era: Modern

Generation: Finance professionals

Social background: Corporate