# PHLX SOX — Thirty-Year Semiconductor Annual Return Distribution

Source: https://historyofmarket.com/semi/semi-annual-dist/
Language: en
Data through 2026-11-12
License: data CC BY 4.0, text © History of Market — cite "History of Market (historyofmarket.com)" and link the source page. Terms: https://historyofmarket.com/license/
Section: History of Market › Semiconductors › Thirty-Year Semiconductor Annual Return Distribution

**Semiconductor Return Distribution** — Thirty-year return histogram demonstrating greater return dispersion and volatility than any other major sector.

Figure: Plate III.3 · Binned into eleven return intervals. Annual gains exceeding +50% and declines worse than -40% occur repeatedly, displaying pronounced fat tails on both sides. · Data through 2026-11-12

## Latest Snapshot

- **Average** — +19.2%
- **Positive years** — 20
- **Negative years** — 11
- **Best year** — 1999 +101.0%
- **Worst year** — 2008 -48.0%
- **Observations** — 32
- **Sample** — 1995 – 2026

## What this page answers

This static page is built to answer searches for PHLX SOX · Return Distribution. It summarizes the live dataset behind the Thirty-Year Semiconductor Annual Return Distribution panel and links to the full interactive chart.

The data is refreshed by the History of Market pipeline and published as a stable JSON endpoint for research, citation, and AI-agent use.

## Data & Source

[GET /api/semi/annual-tr.json](https://historyofmarket.com/api/semi/annual-tr.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 each weekend. 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.

## Related charts and reading

- [The Distribution of Annual Returns](https://historyofmarket.com/sp500/annual-dist/) — S&P 500
- [Nasdaq 100 Annual Return Distribution](https://historyofmarket.com/nasdaq/ndx-annual-dist/) — Nasdaq
- [Technology Sector Annual Returns Since 1999](https://historyofmarket.com/xlk/xlk-annual-dist/) — Information Technology
- [Financial Sector Annual Return Distribution Since 1999](https://historyofmarket.com/fin/fin-annual-dist/) — Financials
- [Distribution of Consumer Discretionary Annual Total Returns](https://historyofmarket.com/consumer/xly-annual-dist/) — Consumer
- [Distribution of Consumer Staples Annual Total Returns](https://historyofmarket.com/consumer/xlp-annual-dist/) — Consumer
- [Philadelphia Semiconductor Index: Thirty-Year History and Drawdowns](https://historyofmarket.com/semi/semi-price/)

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Data: https://historyofmarket.com/api/semi/annual-tr.json
Machine index: https://historyofmarket.com/llms.txt