ADI vs WDC: Correlation
Analog Devices (ADI) and Western Digital (WDC) show a moderate relationship: their 3-year correlation of weekly returns is 0.55.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ADI and WDC?
Over the past 3 years, ADI and WDC moved with a correlation of 0.55, which is moderate. The relationship has been stable: the 1-year correlation (0.47) sits close to the 3-year figure. Over 5 years the correlation is 0.55, and the annualized covariance of weekly returns is 1046.0 %².
By 3-year correlation, WDC places #32 of the 51 assets tracked against ADI. The last year tells two different stories: WDC led by 425.7 percentage points, +48.6% for ADI against +474.3% for WDC. On a rolling one-year basis the correlation drifted between 0.39 and 0.73, a moderate band. One caveat on sizing: WDC is 1.8 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
ADI vs WDC: side by side
| ADI (Analog Devices) | WDC (Western Digital) | |
|---|---|---|
| 1-year return | +48.6% | +474.3% |
| 5-year return | +143.1% | +889.2% |
| Volatility (ann.) | 32.6% | 58.0% |
| Beta vs S&P 500 | 1.56 | 2.15 |
| Max drawdown (3Y) | -32.2% | -49.6% |
| Market cap | $181.5B | $166.6B |
| P/E (trailing) | 44.6 | 17.4 |
| Dividend yield | 1.15% | 0.11% |
| Sector / category | Information Technology | Information Technology |
Year-by-year returns
| Year | ADI | WDC |
|---|---|---|
| 2022 | -4.9% | -51.6% |
| 2023 | +23.4% | +66.0% |
| 2024 | +8.8% | +13.9% |
| 2025 | +29.8% | +283.7% |
| 2026 | +38.9% | +168.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ADI and WDC good diversifiers for each other?
Only partially. A correlation of 0.55 means ADI and WDC share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between ADI and WDC?
As of 2026-08-27, the correlation of weekly returns between ADI and WDC is 0.55 over 3 years, 0.47 over 1 year and 0.55 over 5 years.
Is WDC a good diversifier for ADI?
Only partially. A correlation of 0.55 means ADI and WDC share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.55 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/adi-vs-wdc.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/adi-vs-wdc/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ADI correlations · WDC correlations
