GOOD vs TDS: Correlation
Measured on weekly returns over the past three years, Gl (GOOD) and Telephone and Data Systems, Inc. (TDS) carry a correlation of 0.42, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GOOD and TDS?
On 3 years of weekly data the GOOD/TDS correlation comes out at 0.42, moderate. The past 12 months show a weaker link (0.30) than the 3-year average (0.42). The 5-year figure is 0.33, and annualized covariance runs at 442.8 %².
By 3-year correlation, TDS places #11 of the 16 assets tracked against GOOD. Correlation aside, the last 12 months split them widely, with GOOD ahead by 25.2 points (+8.2% versus -17.0%). Risk is not evenly split, since TDS carries 2.1 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.
GOOD vs TDS: side by side
| GOOD (Gl) | TDS (Telephone and Data Systems, Inc.) | |
|---|---|---|
| 1-year return | +8.2% | -17.0% |
| 5-year return | -11.7% | +91.9% |
| Volatility (ann.) | 22.3% | 46.7% |
| Beta vs S&P 500 | 0.67 | 0.86 |
| Max drawdown (3Y) | -35.3% | -33.4% |
| Market cap | $0.6B | $3.8B |
| P/E (trailing) | 51.9 | 8.3 |
| Dividend yield | 9.22% | 0.48% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | GOOD | TDS |
|---|---|---|
| 2022 | -22.5% | -45.3% |
| 2023 | -21.6% | +86.3% |
| 2024 | +33.3% | +89.0% |
| 2025 | -28.1% | +20.7% |
| 2026 | +29.9% | -19.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GOOD 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 GOOD and TDS?
The GOOD/TDS correlation stands at 0.42 on a 3-year window (1 year: 0.30, 5 years: 0.33), computed from weekly returns as of 2026-08-27.
Is TDS a good diversifier for GOOD?
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/good-vs-tds.json
Embed this badge (it refreshes with the data), with attribution:
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Related comparisons
Hubs: GOOD correlations · TDS correlations
