ACIW vs LGND: Correlation
ACI Worldwide, Inc. (ACIW) and Ligand Pharmaceuticals Incorporated (LGND) show a moderate relationship: their 3-year correlation of weekly returns is 0.47.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ACIW and LGND?
On 3 years of weekly data the ACIW/LGND correlation comes out at 0.47, moderate. Little has changed lately, as the 1-year reading of 0.51 lands near the 3-year figure. The 5-year figure is 0.35, and annualized covariance runs at 592.1 %².
By 3-year correlation, LGND places #11 of the 20 assets tracked against ACIW. Correlation aside, the last 12 months split them widely, with LGND ahead by 67.0 points (+11.8% versus +78.8%).
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.
ACIW vs LGND: side by side
| ACIW (ACI Worldwide, Inc.) | LGND (Ligand Pharmaceuticals Incorporated) | |
|---|---|---|
| 1-year return | +11.8% | +78.8% |
| 5-year return | +69.0% | +276.5% |
| Volatility (ann.) | 35.3% | 35.4% |
| Beta vs S&P 500 | 1.07 | 1.02 |
| Max drawdown (3Y) | -35.0% | -25.6% |
| Market cap | $5.5B | $5.7B |
| P/E (trailing) | 24.3 | 29.7 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ACIW | LGND |
|---|---|---|
| 2022 | -33.7% | -30.7% |
| 2023 | +33.0% | +6.9% |
| 2024 | +69.6% | +50.0% |
| 2025 | -7.9% | +76.5% |
| 2026 | +13.4% | +50.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ACIW and LGND good diversifiers for each other?
A fair diversifier. At 0.47, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between ACIW and LGND?
The ACIW/LGND correlation stands at 0.47 on a 3-year window (1 year: 0.51, 5 years: 0.35), computed from weekly returns as of 2026-08-27.
Is LGND a good diversifier for ACIW?
A fair diversifier. At 0.47, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
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/aciw-vs-lgnd.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/aciw-vs-lgnd/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ACIW correlations · LGND correlations
