PPCB vs SPY: Correlation
Measured on weekly returns over the past three years, Propanc Biopharma, Inc. (PPCB) and SPDR S&P 500 ETF Trust (SPY) carry a correlation of -0.06, a near-zero link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PPCB and SPY?
Across a 3-year window, the weekly returns of PPCB and SPY correlate at -0.06, near zero, meaning they move largely independently. Lately the two have moved closer together, with the 1-year correlation at 0.20 versus -0.06 over 3 years. Stretching to 5 years gives -0.03, with an annualized covariance of -782612.6 %².
By 3-year correlation, SPY places #10 of the 43 assets tracked against PPCB. The last year tells two different stories: SPY led by 117.6 percentage points, -97.0% for PPCB against +20.6% for SPY. Note the risk asymmetry: PPCB runs 66358.2 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 SPY: side by side
| PPCB (Propanc Biopharma, Inc.) | SPY (SPDR S&P 500 ETF Trust) | |
|---|---|---|
| 1-year return | -97.0% | +20.6% |
| 5-year return | -99.9% | +82.4% |
| Volatility (ann.) | 962193.8% | 14.5% |
| Beta vs S&P 500 | -3746.20 | 1.00 |
| Max drawdown (3Y) | -99.8% | -18.8% |
| Market cap | – | – |
| P/E (trailing) | 0.0 | – |
| Dividend yield | 0.00% | 1.01% |
| Expense ratio | – | 0.09% |
| Assets under management | – | $795.3B |
| Sector / category | US Listed | ETF · US Large Cap |
SPY is a Large Blend fund from State Street Investment Management: $795.3B under management, 504 holdings, a 0.09% expense ratio, a 1.01% trailing dividend yield.
Year-by-year returns
| Year | PPCB | SPY |
|---|---|---|
| 2022 | -98.6% | -18.2% |
| 2023 | -98.0% | +26.2% |
| 2024 | -98.3% | +24.9% |
| 2025 | +134050.0% | +17.7% |
| 2026 | -83.4% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PPCB and SPY good diversifiers for each other?
Yes. With a correlation of -0.06, PPCB and SPY have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between PPCB and SPY?
Using weekly returns as of 2026-08-27: -0.06 over 3 years, with 0.20 over the last year and -0.03 over 5 years.
Is SPY a good diversifier for PPCB?
Yes. With a correlation of -0.06, PPCB and SPY have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.06 mean?
A reading of -0.06 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
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Related comparisons
Hubs: PPCB correlations · SPY correlations
