ZBAO vs ZD: Correlation
Zhibao Technology Inc. - Class A (ZBAO) and Ziff Davis, Inc. (ZD) show a moderate relationship: their 3-year correlation of weekly returns is 0.39.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ZBAO and ZD?
Over the past 3 years, ZBAO and ZD moved with a correlation of 0.39, which is moderate. The past 12 months show a tighter link (0.59) than the 3-year average (0.39). Over 5 years the correlation is n/a, and the annualized covariance of weekly returns is 1918.2 %².
Few assets follow ZBAO as closely as ZD, which ranks #2 of 10 tracked partners. Their recent paths diverged sharply: over the last 12 months ZD outperformed by 130.5 percentage points (-82.8% for ZBAO against +47.7% for ZD). Risk is not evenly split, since ZBAO carries 1.6 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.
ZBAO vs ZD: side by side
| ZBAO (Zhibao Technology Inc. - Class A) | ZD (Ziff Davis, Inc.) | |
|---|---|---|
| 1-year return | -82.8% | +47.7% |
| 5-year return | n/a | -53.5% |
| Volatility (ann.) | 85.1% | 52.4% |
| Beta vs S&P 500 | 1.27 | 1.08 |
| Max drawdown (3Y) | -96.6% | -62.6% |
| Market cap | – | $1.9B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ZBAO | ZD |
|---|---|---|
| 2022 | – | -28.6% |
| 2023 | – | -15.1% |
| 2024 | – | -19.1% |
| 2025 | -42.6% | -35.3% |
| 2026 | -80.6% | +58.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ZBAO and ZD good diversifiers for each other?
Reasonably. At 0.39, ZBAO and ZD keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between ZBAO and ZD?
Using weekly returns as of 2026-08-27: 0.39 over 3 years, with 0.59 over the last year and n/a over 5 years.
Is ZD a good diversifier for ZBAO?
Reasonably. At 0.39, ZBAO and ZD keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.39 mean?
A reading of 0.39 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/zbao-vs-zd.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/zbao-vs-zd/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ZBAO correlations · ZD correlations
