ASG vs ISRG: Correlation
Measured on weekly returns over the past three years, Liberty All-Star Growth Fund, Inc. (ASG) and Intuitive Surgical (ISRG) carry a correlation of 0.61, a strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ASG and ISRG?
Across a 3-year window, the weekly returns of ASG and ISRG correlate at 0.61, strong. Little has changed lately, as the 1-year reading of 0.51 lands near the 3-year figure. Stretching to 5 years gives 0.64, with an annualized covariance of 349.5 %².
By 3-year correlation, ISRG places #20 of the 52 assets tracked against ASG. Their recent paths diverged sharply: over the last 12 months ASG outperformed by 25.4 percentage points (+3.3% for ASG against -22.1% for ISRG). Note the risk asymmetry: ISRG runs 1.7 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.
ASG vs ISRG: side by side
| ASG (Liberty All-Star Growth Fund, Inc.) | ISRG (Intuitive Surgical) | |
|---|---|---|
| 1-year return | +3.3% | -22.1% |
| 5-year return | -5.6% | +4.0% |
| Volatility (ann.) | 18.3% | 31.1% |
| Beta vs S&P 500 | 1.12 | 1.20 |
| Max drawdown (3Y) | -25.3% | -45.6% |
| Market cap | $0.3B | $131.5B |
| P/E (trailing) | 23.9 | 42.5 |
| Dividend yield | 8.76% | 0.00% |
| Sector / category | US Listed | Health Care |
Year-by-year returns
| Year | ASG | ISRG |
|---|---|---|
| 2022 | -40.9% | -26.1% |
| 2023 | +16.2% | +27.1% |
| 2024 | +16.8% | +54.7% |
| 2025 | +2.2% | +8.5% |
| 2026 | +6.0% | -35.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ASG and ISRG good diversifiers for each other?
Somewhat, no more. With 0.61 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between ASG and ISRG?
Using weekly returns as of 2026-08-27: 0.61 over 3 years, with 0.51 over the last year and 0.64 over 5 years.
Is ISRG a good diversifier for ASG?
Somewhat, no more. With 0.61 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.61 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/asg-vs-isrg.json
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Related comparisons
Hubs: ASG correlations · ISRG correlations
