S&P500 · リターン分解 — 総リターン = 価格 + 配当 + 自社株買い
1999 年以降。この三つを足して、ようやく投資家の実効年利。自社株買いは配当を超え、リターンの第二の柱となった。
What this page answers
This static page is built to answer searches for S&P500 · リターン分解. It summarizes the live dataset behind the 総リターン = 価格 + 配当 + 自社株買い panel and links to the full interactive chart.
1999 年以降。この三つを足して、ようやく投資家の実効年利。自社株買いは配当を超え、リターンの第二の柱となった。 The data is refreshed by the History of Market pipeline and published as a stable JSON endpoint for research, citation, and AI-agent use.
Latest Snapshot
- Updated
- 2026-04-19
- Observations
- 28
- Sample
- 1999 – 2026
- Avg total return
- +1,069.0%
- Avg price return
- +789.0%
- Avg dividend return
- +130.0%
- Avg buyback yield
- +150.0%
Static Preview
Data & Source
GET /api/sp500/return-details.json — Canonical dataset endpoint.
Yahoo Finance · Macrotrends · Robert Shiller · FRED · S&P Global · Nasdaq · NBER.
FAQ
Where does this data come from?
History of Market combines public market and macro datasets including Yahoo Finance, Macrotrends, Robert Shiller, FRED, S&P Global, Nasdaq, and NBER. The exact endpoint for this panel is linked below.
How often is it updated?
Daily-tier datasets refresh after the U.S. market close, with a broader weekly refresh on Sunday. The timestamp shown on this page comes from the JSON payload.
Can I use the data?
Yes, for research and education with attribution to History of Market. Upstream data sources retain their own terms.