RFI vs TDS: Correlation
Cohen & Steers Total Return Realty Fund, Inc. (RFI) and Telephone and Data Systems, Inc. (TDS) show a moderate relationship: their 3-year correlation of weekly returns is 0.42.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are RFI and TDS?
Over the past 3 years, RFI and TDS moved with a correlation of 0.42, which is moderate. Lately the two have moved closer together, with the 1-year correlation at 0.59 versus 0.42 over 3 years. Over 5 years the correlation is 0.29, and the annualized covariance of weekly returns is 357.8 %².
Among the 39 assets we track against RFI, TDS ranks #32 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months RFI outperformed by 20.7 percentage points (+3.7% for RFI against -17.0% for TDS). Risk is not evenly split, since TDS carries 2.6 times the volatility of the other side.
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.
RFI vs TDS: side by side
| RFI (Cohen & Steers Total Return Realty Fund, Inc.) | TDS (Telephone and Data Systems, Inc.) | |
|---|---|---|
| 1-year return | +3.7% | -17.0% |
| 5-year return | +5.1% | +91.9% |
| Volatility (ann.) | 18.1% | 46.7% |
| Beta vs S&P 500 | 0.57 | 0.86 |
| Max drawdown (3Y) | -16.2% | -33.4% |
| Market cap | – | $3.8B |
| P/E (trailing) | 27.1 | 8.3 |
| Dividend yield | 8.41% | 0.48% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | RFI | TDS |
|---|---|---|
| 2022 | -22.1% | -45.3% |
| 2023 | +4.4% | +86.3% |
| 2024 | +6.6% | +89.0% |
| 2025 | +3.6% | +20.7% |
| 2026 | +8.9% | -19.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are RFI and TDS good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.42 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between RFI and TDS?
The RFI/TDS correlation stands at 0.42 on a 3-year window (1 year: 0.59, 5 years: 0.29), computed from weekly returns as of 2026-08-27.
Is TDS a good diversifier for RFI?
Yes, to a useful degree: a correlation of 0.42 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.42 mean?
On the −1 to +1 scale, 0.42 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/rfi-vs-tds.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/rfi-vs-tds/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: RFI correlations · TDS correlations
