GYRO vs VTAK: Correlation
Measured on weekly returns over the past three years, Gyrodyne , LLC (GYRO) and Catheter Precision, Inc. (VTAK) carry a correlation of 0.47, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GYRO and VTAK?
Across a 3-year window, the weekly returns of GYRO and VTAK correlate at 0.47, moderate. The link has loosened recently: the 1-year correlation (0.12) runs below the 3-year figure (0.47). Stretching to 5 years gives 0.31, with an annualized covariance of 2840.1 %².
Within GYRO's tracked universe of 11 assets, VTAK comes in at #4 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months GYRO outperformed by 40.3 percentage points (-51.4% for GYRO against -91.7% for VTAK). Note the risk asymmetry: VTAK runs 3.8 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.
GYRO vs VTAK: side by side
| GYRO (Gyrodyne , LLC) | VTAK (Catheter Precision, Inc.) | |
|---|---|---|
| 1-year return | -51.4% | -91.7% |
| 5-year return | -60.8% | -100.0% |
| Volatility (ann.) | 40.0% | 152.1% |
| Beta vs S&P 500 | 0.20 | 1.39 |
| Max drawdown (3Y) | -54.2% | -99.8% |
| Market cap | – | – |
| P/E (trailing) | 43.3 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | GYRO | VTAK |
|---|---|---|
| 2022 | -29.6% | -92.4% |
| 2023 | +23.5% | -93.2% |
| 2024 | -9.8% | -88.7% |
| 2025 | +2.4% | -78.6% |
| 2026 | -43.8% | -88.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GYRO and VTAK good diversifiers for each other?
Reasonably. At 0.47, GYRO and VTAK keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between GYRO and VTAK?
Using weekly returns as of 2026-08-27: 0.47 over 3 years, with 0.12 over the last year and 0.31 over 5 years.
Is VTAK a good diversifier for GYRO?
Reasonably. At 0.47, GYRO and VTAK keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.47 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/gyro-vs-vtak.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/gyro-vs-vtak/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: GYRO correlations · VTAK correlations
