ACWI vs APH: Correlation
iShares MSCI ACWI ETF (ACWI) and Amphenol (APH) show a strong relationship: their 3-year correlation of weekly returns is 0.69.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ACWI and APH?
Across a 3-year window, the weekly returns of ACWI and APH correlate at 0.69, strong. Lately the two have drifted apart, with the 1-year correlation at 0.55 versus 0.69 over 3 years. Stretching to 5 years gives 0.70, with an annualized covariance of 319.2 %².
Among the 119 assets we track against ACWI, APH ranks #63 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months APH outperformed by 24.8 percentage points (+22.7% for ACWI against +47.5% for APH). On a rolling one-year basis the correlation drifted between 0.52 and 0.81, a moderate band. Note the risk asymmetry: APH runs 2.4 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
ACWI vs APH: side by side
| ACWI (iShares MSCI ACWI ETF) | APH (Amphenol) | |
|---|---|---|
| 1-year return | +22.7% | +47.5% |
| 5-year return | +69.0% | +338.9% |
| Volatility (ann.) | 13.8% | 33.6% |
| Beta vs S&P 500 | 0.92 | 1.57 |
| Max drawdown (3Y) | -16.5% | -28.2% |
| Market cap | – | $199.0B |
| P/E (trailing) | – | 40.3 |
| Dividend yield | 1.44% | 0.57% |
| Expense ratio | 0.32% | – |
| Assets under management | $32.5B | – |
| Sector / category | ETF · Global | Information Technology |
ACWI is a Global Large-Stock Blend fund from iShares: $32.5B under management, 1590 holdings, a 0.32% expense ratio, a 1.44% trailing dividend yield.
Year-by-year returns
| Year | ACWI | APH |
|---|---|---|
| 2022 | -18.4% | -12.0% |
| 2023 | +22.3% | +31.5% |
| 2024 | +17.4% | +41.3% |
| 2025 | +22.4% | +96.1% |
| 2026 | +14.9% | +19.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Fund exposure
A structural note: 0.19% of ACWI is APH itself, so the fund partly moves with the stock by construction.
Are ACWI and APH good diversifiers for each other?
To a limited degree. At 0.69 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between ACWI and APH?
As of 2026-08-27, the correlation of weekly returns between ACWI and APH is 0.69 over 3 years, 0.55 over 1 year and 0.70 over 5 years.
Is APH a good diversifier for ACWI?
To a limited degree. At 0.69 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.69 mean?
On the −1 to +1 scale, 0.69 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/acwi-vs-aph.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/acwi-vs-aph/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: ACWI correlations · APH correlations
