THRY vs ZD: Correlation
How closely do Thryv Holdings, Inc. (THRY) and Ziff Davis, Inc. (ZD) trade together? Their weekly returns over three years give a correlation of 0.54, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are THRY and ZD?
Over the past 3 years, THRY and ZD moved with a correlation of 0.54, which is moderate. Little has changed lately, as the 1-year reading of 0.64 lands near the 3-year figure. Over 5 years the correlation is 0.53, and the annualized covariance of weekly returns is 1831.4 %².
Few assets follow THRY as closely as ZD, which ranks #2 of 15 tracked partners. The last year tells two different stories: ZD led by 133.2 percentage points, -85.5% for THRY against +47.7% for ZD.
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.
THRY vs ZD: side by side
| THRY (Thryv Holdings, Inc.) | ZD (Ziff Davis, Inc.) | |
|---|---|---|
| 1-year return | -85.5% | +47.7% |
| 5-year return | -93.9% | -53.5% |
| Volatility (ann.) | 64.7% | 52.4% |
| Beta vs S&P 500 | 1.23 | 1.08 |
| Max drawdown (3Y) | -92.1% | -62.6% |
| Market cap | $0.1B | $1.9B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | THRY | ZD |
|---|---|---|
| 2022 | -53.8% | -28.6% |
| 2023 | +7.1% | -15.1% |
| 2024 | -27.3% | -19.1% |
| 2025 | -59.1% | -35.3% |
| 2026 | -68.6% | +58.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are THRY and ZD good diversifiers for each other?
Somewhat, no more. With 0.54 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between THRY and ZD?
Using weekly returns as of 2026-08-27: 0.54 over 3 years, with 0.64 over the last year and 0.53 over 5 years.
Is ZD a good diversifier for THRY?
Somewhat, no more. With 0.54 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.54 mean?
A reading of 0.54 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/thry-vs-zd.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/thry-vs-zd/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: THRY correlations · ZD correlations
