PPCB vs SKYA: Correlation
Propanc Biopharma, Inc. (PPCB) and SkyAI, Inc. (SKYA) show a negative relationship: their 3-year correlation of weekly returns is -0.30.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PPCB and SKYA?
Over the past 3 years, PPCB and SKYA moved with a correlation of -0.30, which is negative, meaning they tend to move in opposite directions. The past 12 months show a tighter link (0.19) than the 3-year average (-0.30). Over 5 years the correlation is -0.28, and the annualized covariance of weekly returns is -41154989.2 %².
By 3-year correlation, SKYA places #38 of the 43 assets tracked against PPCB. The trailing year gives SKYA the advantage: -97.0% versus -90.1%, a 6.9-point spread. Note the risk asymmetry: PPCB runs 6668.0 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.
PPCB vs SKYA: side by side
| PPCB (Propanc Biopharma, Inc.) | SKYA (SkyAI, Inc.) | |
|---|---|---|
| 1-year return | -97.0% | -90.1% |
| 5-year return | -99.9% | -100.0% |
| Volatility (ann.) | 962193.8% | 144.3% |
| Beta vs S&P 500 | -3746.20 | 1.21 |
| Max drawdown (3Y) | -99.8% | -100.0% |
| Market cap | – | $0.1B |
| P/E (trailing) | 0.0 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | PPCB | SKYA |
|---|---|---|
| 2022 | -98.6% | – |
| 2023 | -98.0% | -65.6% |
| 2024 | -98.3% | -77.5% |
| 2025 | +134050.0% | -99.7% |
| 2026 | -83.4% | -27.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PPCB and SKYA good diversifiers for each other?
Yes. With a correlation of -0.30, PPCB and SKYA have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between PPCB and SKYA?
As of 2026-08-27, the correlation of weekly returns between PPCB and SKYA is -0.30 over 3 years, 0.19 over 1 year and -0.28 over 5 years.
Is SKYA a good diversifier for PPCB?
Yes. With a correlation of -0.30, PPCB and SKYA have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.30 mean?
On the −1 to +1 scale, -0.30 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/ppcb-vs-skya.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ppcb-vs-skya/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: PPCB correlations · SKYA correlations
