S&P 500 · Return Decomposition — Total Return Architecture: Price Gains, Dividends, and Buybacks
Tracking the complete components of shareholder return since 1999. Share repurchases have structurally overtaken cash dividends as the secondary pillar of total return alongside price appreciation.
What this page answers
This static page is built to answer searches for S&P 500 · Return Decomposition. It summarizes the live dataset behind the Total Return Architecture: Price Gains, Dividends, and Buybacks panel and links to the full interactive chart.
Tracking the complete components of shareholder return since 1999. Share repurchases have structurally overtaken cash dividends as the secondary pillar of total return alongside price appreciation. The data is refreshed by the History of Market pipeline and published as a stable JSON endpoint for research, citation, and AI-agent use.
The plate
Latest Snapshot
- Updated
- 2026-09-08
- Observations
- 28
- Sample
- 1999 – 2026
- Avg total return
- +1,108.0%
- Avg price return
- +828.0%
- Avg dividend return
- +130.0%
- Avg buyback yield
- +150.0%
Data & Source
GET /api/sp500/return-details.json — Canonical dataset endpoint.
Exchange closing prices · Company filings · Robert Shiller · FRED · NBER.
FAQ
Where does this data come from?
History of Market combines public market and macro datasets — exchange closing prices, company filings, Robert Shiller, FRED, NBER, and the UBS Global Investment Returns Yearbook (Dimson–Marsh–Staunton). 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.