KT vs QUCY: Correlation
KT Corporation (KT) and Quantum Cyber N.V. (QUCY) show a negative relationship: their 3-year correlation of weekly returns is -0.29.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are KT and QUCY?
Over the past 3 years, KT and QUCY moved with a correlation of -0.29, which is negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.32) sits close to the 3-year figure. Over 5 years the correlation is -0.22, and the annualized covariance of weekly returns is -13076.1 %².
Out of 10 assets tracked against KT, QUCY lands near the bottom at #10. On 12-month performance KT holds a 6.4-point edge, -2.9% against -9.3%. Note the risk asymmetry: QUCY runs 74.8 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.
KT vs QUCY: side by side
| KT (KT Corporation) | QUCY (Quantum Cyber N.V.) | |
|---|---|---|
| 1-year return | -2.9% | -9.3% |
| 5-year return | +67.8% | -94.4% |
| Volatility (ann.) | 24.6% | 1840.9% |
| Beta vs S&P 500 | 0.34 | 3.76 |
| Max drawdown (3Y) | -29.7% | -95.9% |
| Market cap | $9.3B | $0.1B |
| P/E (trailing) | 10.2 | – |
| Dividend yield | 12207.53% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | KT | QUCY |
|---|---|---|
| 2022 | +13.3% | -31.7% |
| 2023 | +5.0% | -83.7% |
| 2024 | +19.9% | +272.4% |
| 2025 | +26.3% | -74.1% |
| 2026 | +3.3% | +31.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are KT and QUCY good diversifiers for each other?
Yes. With a correlation of -0.29, KT and QUCY have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between KT and QUCY?
The KT/QUCY correlation stands at -0.29 on a 3-year window (1 year: -0.32, 5 years: -0.22), computed from weekly returns as of 2026-08-27.
Is QUCY a good diversifier for KT?
Yes. With a correlation of -0.29, KT and QUCY have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.29 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/kt-vs-qucy.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/kt-vs-qucy/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: KT correlations · QUCY correlations
