GDTC vs NWSA: Correlation
How closely do CytoMed Therapeutics Limited (GDTC) and News Corp (Class A) (NWSA) trade together? Their weekly returns over three years give a correlation of -0.20, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GDTC and NWSA?
Across a 3-year window, the weekly returns of GDTC and NWSA correlate at -0.20, negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.40 versus -0.20 over 3 years. Stretching to 5 years gives n/a, with an annualized covariance of -354.0 %².
Among the 16 assets we track against GDTC, NWSA sits near the bottom by co-movement, at rank #13. The last year tells two different stories: NWSA led by 58.7 percentage points, -52.7% for GDTC against +6.0% for NWSA. One caveat on sizing: GDTC is 3.2 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
GDTC vs NWSA: side by side
| GDTC (CytoMed Therapeutics Limited) | NWSA (News Corp (Class A)) | |
|---|---|---|
| 1-year return | -52.7% | +6.0% |
| 5-year return | n/a | +45.9% |
| Volatility (ann.) | 75.2% | 23.4% |
| Beta vs S&P 500 | 0.08 | 0.76 |
| Max drawdown (3Y) | -86.1% | -27.8% |
| Market cap | – | $16.8B |
| P/E (trailing) | – | 30.0 |
| Dividend yield | 0.00% | 0.65% |
| Sector / category | US Listed | Communication Services |
Year-by-year returns
| Year | GDTC | NWSA |
|---|---|---|
| 2022 | – | -17.6% |
| 2023 | – | +36.4% |
| 2024 | -30.6% | +13.0% |
| 2025 | -60.7% | -4.5% |
| 2026 | -28.8% | +19.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GDTC and NWSA good diversifiers for each other?
By historical standards, yes. A correlation of -0.20 means the two rarely move for the same reasons.
FAQ
What is the correlation between GDTC and NWSA?
As of 2026-08-27, the correlation of weekly returns between GDTC and NWSA is -0.20 over 3 years, -0.40 over 1 year and n/a over 5 years.
Is NWSA a good diversifier for GDTC?
By historical standards, yes. A correlation of -0.20 means the two rarely move for the same reasons.
What does a correlation of -0.20 mean?
On the −1 to +1 scale, -0.20 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.
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Related comparisons
Hubs: GDTC correlations · NWSA correlations
